Difference between revisions of "2013 onwards CQ-TV 241 to CQ TV 260"
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− | =====Issue 250 Winter 2015===== | + | Copies of CQ-TV more than 2 years old are free to download at https://batc.org.uk/cq-tv/cq-tv-archive/ |
+ | |||
+ | =====Issue 259 Spring 2018===== | ||
+ | {| class="wikitable" ;" | ||
+ | ! style="width:400px; text-align:left;"|Article | ||
+ | ! style="text-align:left;"|Page | ||
+ | |- | ||
+ | |CAT18 and the BATC General Meeting | ||
+ | |8 | ||
+ | |- | ||
+ | |GDPR and the BATC | ||
+ | |12 | ||
+ | |- | ||
+ | |The HamTV Merger | ||
+ | |13 | ||
+ | |- | ||
+ | |3D Printed horn antennas | ||
+ | |16 | ||
+ | |- | ||
+ | |3404MHz Band Pass Filter | ||
+ | |19 | ||
+ | |- | ||
+ | |Narrow-bandwidth Television Association | ||
+ | |20 | ||
+ | |- | ||
+ | |Video Fundamentals 13 - test signals | ||
+ | |21 | ||
+ | |- | ||
+ | |Running 28v Latched Relays from a 12v Rail | ||
+ | |23 | ||
+ | |- | ||
+ | |Customising the adf4351 pic code for your frequency | ||
+ | |27 | ||
+ | |- | ||
+ | |My Station - M0DTS | ||
+ | |28 | ||
+ | |- | ||
+ | |Minitioune V0.8 | ||
+ | |30 | ||
+ | |- | ||
+ | |Producing a PIC for the 7 – band local oscillator | ||
+ | |33 | ||
+ | |- | ||
+ | |Adding a display to the MiniTiouner-V2 | ||
+ | |37 | ||
+ | |- | ||
+ | |Updates from Germany from TV-AMATEUR 187 | ||
+ | |38 | ||
+ | |- | ||
+ | |Portsdown 2018 | ||
+ | |41 | ||
+ | |- | ||
+ | |Member’s Projects - F6GXI | ||
+ | |43 | ||
+ | |- | ||
+ | |Touchscreen control of the DATV-Express | ||
+ | |44 | ||
+ | |- | ||
+ | |Turning Back the Pages - CQ-TV 71 | ||
+ | |45 | ||
+ | |} | ||
+ | |||
+ | ----------------------------------------------------------- | ||
+ | |||
+ | You can download a copy of the following magazines, which are more than 2 years old, at https://batc.org.uk/cq-tv/cq-tv-archive/ or by clicking on the issue header on this page. | ||
+ | |||
+ | =====Issue 258 Winter 2017===== | ||
+ | {| class="wikitable" ;" | ||
+ | ! style="width:400px; text-align:left;"|Article | ||
+ | ! style="text-align:left;"|Page | ||
+ | |- | ||
+ | |5.6Ghz ATV from Cumbria | ||
+ | |11 | ||
+ | |- | ||
+ | |9cm LNB Mounting | ||
+ | |14 | ||
+ | |- | ||
+ | |GB3FB - A 9cm Digital ATV Repeater | ||
+ | |15 | ||
+ | |- | ||
+ | |G3SMU silent key | ||
+ | |21 | ||
+ | |- | ||
+ | |BATC report to the RSGB Spectrum Forum | ||
+ | |22 | ||
+ | |- | ||
+ | |Kempton Park Rally - 5th November 2017 | ||
+ | |23 | ||
+ | |- | ||
+ | |A LED power output indicator | ||
+ | |24 | ||
+ | |- | ||
+ | |GB3TZ 5.6GHz input | ||
+ | |25 | ||
+ | |- | ||
+ | |5.6 GHz WB ATV Tx | ||
+ | |26 | ||
+ | |- | ||
+ | |Portsdown Update | ||
+ | |27 | ||
+ | |- | ||
+ | |Portsdown Signal Generator | ||
+ | |29 | ||
+ | |- | ||
+ | |Using old laptop screens for ATV | ||
+ | |32 | ||
+ | |- | ||
+ | |Miniaturised Pulsed Relay Driver for 28V Microwave Relays | ||
+ | |33 | ||
+ | |- | ||
+ | |Converting an old Satellite dish to a 23cm dish antenna | ||
+ | |34 | ||
+ | |- | ||
+ | |Arthur C. Clarke | ||
+ | |35 | ||
+ | |- | ||
+ | |Using the Tarot 5.6GHz ATV Modules | ||
+ | |36 | ||
+ | |- | ||
+ | |Turning Back the Pages - CQ-TV 70 | ||
+ | |37 | ||
+ | |} | ||
+ | |||
+ | =====Issue 257 Autumn 2017===== | ||
+ | {| class="wikitable" ;" | ||
+ | ! style="width:400px; text-align:left;"|Article | ||
+ | ! style="text-align:left;"|Page | ||
+ | |- | ||
+ | |Treasurers Report for 2016 | ||
+ | |9 | ||
+ | |- | ||
+ | |DigiTwist | ||
+ | |10 | ||
+ | |- | ||
+ | |The ADALM-PLUTO low cost SDR | ||
+ | |14 | ||
+ | |- | ||
+ | |Silent Keys - G8AJN & G3KTU | ||
+ | |16 | ||
+ | |- | ||
+ | |Video Fundamentals 12 | ||
+ | |17 | ||
+ | |- | ||
+ | |Using a MinimOSD board for On Screen Callsign Display | ||
+ | |19 | ||
+ | |- | ||
+ | |Antenna range tests at Finningley for the BATC | ||
+ | |21 | ||
+ | |- | ||
+ | |The Portsdown Digital ATV Transmitter A Beginner’s Guide | ||
+ | |22 | ||
+ | |- | ||
+ | |The Portsdown Transmitter – Security Aspects | ||
+ | |26 | ||
+ | |- | ||
+ | |Notes on Amplifiers & Filters | ||
+ | |27 | ||
+ | |- | ||
+ | |A Vintage Pye Camera | ||
+ | |29 | ||
+ | |- | ||
+ | |5.6 GHz progress | ||
+ | |30 | ||
+ | |- | ||
+ | |CAT17 report | ||
+ | |31 | ||
+ | |- | ||
+ | |Repeater Update - October 2017 | ||
+ | |33 | ||
+ | |- | ||
+ | |The Bang-good 23cm aerial | ||
+ | |34 | ||
+ | |- | ||
+ | |The Portsdown Transmitter in pictures | ||
+ | |35 | ||
+ | |- | ||
+ | | A Coupler probe for use with the Rigol DSA 815-TG | ||
+ | Spectrum Analyser | ||
+ | |36 | ||
+ | |- | ||
+ | |Turning Back the Pages - CQ-TV 69 | ||
+ | |37 | ||
+ | |} | ||
+ | |||
+ | =====Issue 256 Summer 2017===== | ||
+ | {| class="wikitable" ;" | ||
+ | ! style="width:400px; text-align:left;"|Article | ||
+ | ! style="text-align:left;"|Page | ||
+ | |- | ||
+ | |Portsdown Transmitter Construction Competition | ||
+ | |10 | ||
+ | |- | ||
+ | |Power Amplifier for DATV | ||
+ | |11 | ||
+ | |- | ||
+ | |DATV Moonbounce from Goonhilly | ||
+ | |12 | ||
+ | |- | ||
+ | |The Portsdown Transmitter Software | ||
+ | |15 | ||
+ | |- | ||
+ | |8 GHz eBay Power Meter | ||
+ | |17 | ||
+ | |- | ||
+ | |CAT 17 – September 9th and 10th 2017 | ||
+ | |18 | ||
+ | |- | ||
+ | |eBay Ampliiers | ||
+ | |19 | ||
+ | |- | ||
+ | |MiniTioune Mark 2 DVB-S digital receiver | ||
+ | |20 | ||
+ | |- | ||
+ | |Video Fundamentals 11: Studio systems – the Matrix | ||
+ | |23 | ||
+ | |- | ||
+ | |My Station: Malcolm Johnson, G0UHY | ||
+ | |25 | ||
+ | |- | ||
+ | |A cheap and easy 6cm ATV transceiver | ||
+ | |26 | ||
+ | |- | ||
+ | |Ham Radio: DATV-Forum – the latest trends | ||
+ | |28 | ||
+ | |- | ||
+ | |Known Digital ATV DX Records | ||
+ | |29 | ||
+ | |- | ||
+ | |BATC website development | ||
+ | |30 | ||
+ | |- | ||
+ | |Wideband LNBs | ||
+ | |31 | ||
+ | |- | ||
+ | |Turning Back the Pages - CQ-TV 68 | ||
+ | |32 | ||
+ | |} | ||
+ | |||
+ | =====Issue 255 Spring 2017===== | ||
+ | {| class="wikitable" ;" | ||
+ | ! style="width:400px; text-align:left;"|Article | ||
+ | ! style="text-align:left;"|Page | ||
+ | |- | ||
+ | |AMSAT North America | ||
+ | Phase 4 Ground Segment Project | ||
+ | |10 | ||
+ | |- | ||
+ | |Packaging Digithin | ||
+ | |11 | ||
+ | |- | ||
+ | |The Portsdown Project - Overview | ||
+ | |12 | ||
+ | |- | ||
+ | |The Portsdown so far… | ||
+ | A users experience of the build | ||
+ | |14 | ||
+ | |- | ||
+ | |Portsdown Filter-Modulator Board - | ||
+ | Construction and Testing | ||
+ | |16 | ||
+ | |- | ||
+ | |Portsdown Filter-Modulator Board Modifications | ||
+ | |18 | ||
+ | |- | ||
+ | |ATV on TV - The day TX Factor came to visit | ||
+ | |20 | ||
+ | |- | ||
+ | |G8LES Link Video recorder integration | ||
+ | |22 | ||
+ | |- | ||
+ | |Could you help with the Scouts’ JOTA 2017? | ||
+ | |25 | ||
+ | |- | ||
+ | |GB3ZZ Experimental Inputs | ||
+ | |26 | ||
+ | |- | ||
+ | |BATC website development | ||
+ | |29 | ||
+ | |- | ||
+ | |Relocation of the John Lawrence Valve Collection | ||
+ | |30 | ||
+ | |- | ||
+ | |Es’hail-2 Ground Segment Planning Meeting | ||
+ | |31 | ||
+ | |- | ||
+ | |Video Fundamentals 10: The Mixer | ||
+ | |32 | ||
+ | |- | ||
+ | |A high performance ATV upconverter | ||
+ | |34 | ||
+ | |- | ||
+ | |Turning Back the Pages - CQ-TV 67 | ||
+ | |37 | ||
+ | |} | ||
+ | |||
+ | =====Issue 254 Winter 2016===== | ||
+ | {| class="wikitable" ;" | ||
+ | ! style="width:400px; text-align:left;"|Article | ||
+ | ! style="text-align:left;"|Page | ||
+ | |- | ||
+ | |The BATC Portsdown DATV project | ||
+ | |11 | ||
+ | |- | ||
+ | |The Portsdown Raspberry Pi-based DATV | ||
+ | Transmitter - Introduction | ||
+ | |14 | ||
+ | |- | ||
+ | |Constructing the Portsdown Raspberry | ||
+ | Pi-based DATV Transmitter | ||
+ | |16 | ||
+ | |- | ||
+ | |Software for the Portsdown Raspberry | ||
+ | Pi-based DATV Transmitter | ||
+ | |18 | ||
+ | |- | ||
+ | |HamTV Update | ||
+ | |21 | ||
+ | |- | ||
+ | |My Station - Tony Hornby, G1HBD | ||
+ | |22 | ||
+ | |- | ||
+ | |BATC report to the RSGB Spectrum Forum | ||
+ | |24 | ||
+ | |- | ||
+ | |Video Fundamentals 9 - Genlock and | ||
+ | Reference Signals | ||
+ | |26 | ||
+ | |- | ||
+ | |Gilwell 24 - 2016 | ||
+ | |28 | ||
+ | |- | ||
+ | |Turning Back the Pages - CQ-TV 66 | ||
+ | |29 | ||
+ | |} | ||
+ | |||
+ | =====[https://batc.org.uk/wp-content/uploads/cq-tv253v2.pdf Issue 253 Autumn 2016]===== | ||
+ | {| class="wikitable" ;" | ||
+ | ! style="width:400px; text-align:left;"|Article | ||
+ | ! style="text-align:left;"|Page | ||
+ | |- | ||
+ | |The ADF4351 flexible signal source | ||
+ | |9 | ||
+ | |- | ||
+ | |7-band local oscillator | ||
+ | |9 | ||
+ | |- | ||
+ | |ADF4351 driven by an Arduino | ||
+ | |13 | ||
+ | |- | ||
+ | |GB3HV 70cms input update | ||
+ | |15 | ||
+ | |- | ||
+ | |A 437 MHz DVB-S Transmitter | ||
+ | Using a Raspberry Pi | ||
+ | |16 | ||
+ | |- | ||
+ | |The Making of ‘TXFactor’ | ||
+ | |20 | ||
+ | |- | ||
+ | |CAT16 - the full story | ||
+ | |23 | ||
+ | |- | ||
+ | |VMix to RpiDATV via FFmpeg | ||
+ | |26 | ||
+ | |- | ||
+ | |Noise Power meter for the Minitiouner | ||
+ | |27 | ||
+ | |- | ||
+ | |Video Fundamentals 8 | ||
+ | |28 | ||
+ | |- | ||
+ | |DN1JKG calling OR4ISS | ||
+ | |30 | ||
+ | |- | ||
+ | |DATV-Express on Windows | ||
+ | |32 | ||
+ | |- | ||
+ | |Here and There... | ||
+ | |34 | ||
+ | |- | ||
+ | |New and renewing members | ||
+ | |35 | ||
+ | |- | ||
+ | |Turning Back the Pages - CQ-TV 65 | ||
+ | |36 | ||
+ | |- | ||
+ | |High Tech Wearables | ||
+ | |38 | ||
+ | |} | ||
+ | |||
+ | =====[https://batc.org.uk/wp-content/uploads/cq-tv252v2.pdf Issue 252 Summer 2016]===== | ||
+ | {| class="wikitable" ;" | ||
+ | ! style="width:400px; text-align:left;"|Article | ||
+ | ! style="text-align:left;"|Page | ||
+ | |- | ||
+ | |Biennial General Meeting – Postal Votes | ||
+ | |6 | ||
+ | |- | ||
+ | |CAT 16 Details | ||
+ | |11 | ||
+ | |- | ||
+ | |Treasurers Report for 2015 | ||
+ | |12 | ||
+ | |- | ||
+ | |Dual Filter Board for DigiLite 5.9 | ||
+ | |14 | ||
+ | |- | ||
+ | |New super tuner design for dvb-s and s2 | ||
+ | |17 | ||
+ | |- | ||
+ | |HAMPADS: HAM-Portable Affordable Dish | ||
+ | for Satellites | ||
+ | |18 | ||
+ | |- | ||
+ | |Summer ATV Contest Images | ||
+ | |23 | ||
+ | |- | ||
+ | |Video Fundamentals 7 - Camera Signal Processing | ||
+ | |24 | ||
+ | |- | ||
+ | |The Matilda Story | ||
+ | |26 | ||
+ | |- | ||
+ | |My Station - Peter Yarde, G8DKC | ||
+ | |35 | ||
+ | |} | ||
+ | |||
+ | =====[https://batc.org.uk/wp-content/uploads/cq-tv251v2.pdf Issue 251 Spring 2016]===== | ||
+ | {| class="wikitable" ;" | ||
+ | ! style="width:400px; text-align:left;"|Article | ||
+ | ! style="text-align:left;"|Page | ||
+ | |- | ||
+ | |CAT 16 and BATC AGM | ||
+ | | 9 | ||
+ | |- | ||
+ | |Peter Blakeborough, G3PYB - Silent Key | ||
+ | |10 | ||
+ | |- | ||
+ | |A BATC Wiki | ||
+ | |12 | ||
+ | |- | ||
+ | |The Principia Mission - Give us a wave Tim! | ||
+ | |14 | ||
+ | |- | ||
+ | |Social Media | ||
+ | |18 | ||
+ | |- | ||
+ | |Simple Antenna Tracker for the ISS | ||
+ | |20 | ||
+ | |- | ||
+ | |Animated Test Cards | ||
+ | |22 | ||
+ | |- | ||
+ | |My Station - G8VPG **New Feature** | ||
+ | |24 | ||
+ | |- | ||
+ | |Activity at GB3ET | ||
+ | |25 | ||
+ | |- | ||
+ | |Video Fundamentals 6 | ||
+ | |26 | ||
+ | |- | ||
+ | |DATV-Express power amplifiers | ||
+ | |28 | ||
+ | |- | ||
+ | |Reduced Bandwidth TV Modulator | ||
+ | |32 | ||
+ | |- | ||
+ | |New Application for DATV-Express | ||
+ | |34 | ||
+ | |- | ||
+ | |More Modifications to the SUP-2400 | ||
+ | |35 | ||
+ | |- | ||
+ | |leandvb: A lightweight software DVB-S demodulator | ||
+ | |36 | ||
+ | |- | ||
+ | |Open Broadcaster Software with DATV-Express | ||
+ | |40 | ||
+ | |- | ||
+ | |SUP-2400 DiSEqC update | ||
+ | |45 | ||
+ | |- | ||
+ | |Getting started in ATV - DATV reception | ||
+ | |46 | ||
+ | |} | ||
+ | |||
+ | =====[https://batc.org.uk/wp-content/uploads/cq-tv250-1.pdf Issue 250 Winter 2015]===== | ||
{| class="wikitable" ;" | {| class="wikitable" ;" | ||
! style="width:400px; text-align:left;"|Article | ! style="width:400px; text-align:left;"|Article | ||
Line 62: | Line 549: | ||
|} | |} | ||
− | =====Issue 249 Autumn 2015===== | + | =====[https://batc.org.uk/wp-content/uploads/cq-tv249-1.pdf Issue 249 Autumn 2015]===== |
{| class="wikitable" ;" | {| class="wikitable" ;" | ||
! style="width:400px; text-align:left;"|Article | ! style="width:400px; text-align:left;"|Article | ||
Line 98: | Line 585: | ||
|} | |} | ||
− | =====Issue 248 Summer 2015===== | + | =====[https://batc.org.uk/wp-content/uploads/cq-tv248-1.pdf Issue 248 Summer 2015]===== |
{| class="wikitable" ;" | {| class="wikitable" ;" | ||
! style="width:400px; text-align:left;"|Article | ! style="width:400px; text-align:left;"|Article | ||
Line 134: | Line 621: | ||
|} | |} | ||
− | =====Issue 247 Spring 2015===== | + | =====[https://batc.org.uk/wp-content/uploads/cq-tv247-1.pdf Issue 247 Spring 2015]===== |
{| class="wikitable" ;" | {| class="wikitable" ;" | ||
! style="width:400px; text-align:left;"|Article | ! style="width:400px; text-align:left;"|Article | ||
Line 151: | Line 638: | ||
|13 | |13 | ||
|- | |- | ||
− | |A Guide to setting up the DATV Express for RB-DATV Operation on 146.5MHz | + | |A Guide to setting up the DATV Express for |
+ | RB-DATV Operation on 146.5MHz | ||
|15 | |15 | ||
|- | |- | ||
Line 191: | Line 679: | ||
|} | |} | ||
− | =====Issue 246 December 2014===== | + | =====[https://batc.org.uk/wp-content/uploads/cq-tv246-1.pdf Issue 246 December 2014]===== |
{| class="wikitable" ;" | {| class="wikitable" ;" | ||
! style="width:400px; text-align:left;"|Article | ! style="width:400px; text-align:left;"|Article | ||
Line 237: | Line 725: | ||
|GoPro Hero 4 | |GoPro Hero 4 | ||
|42 | |42 | ||
+ | |} | ||
+ | |||
+ | =====[https://batc.org.uk/wp-content/uploads/cq-tv245-1.pdf Issue 245 September 2014]===== | ||
+ | {| class="wikitable" ;" | ||
+ | ! style="width:400px; text-align:left;"|Article | ||
+ | ! style="text-align:left;"|Page | ||
+ | |- | ||
+ | |CAT14 - in words and pictures | ||
+ | |8 | ||
+ | |- | ||
+ | |DVB-S on the Solent - Part 1 | ||
+ | |10 | ||
+ | |- | ||
+ | |The Marconi at CAT14 | ||
+ | |11 | ||
+ | |- | ||
+ | |Effect of Phase Noise on a DVB-S Signal | ||
+ | |14 | ||
+ | |- | ||
+ | |DVB-S on the Solent - Part 2 | ||
+ | |15 | ||
+ | |- | ||
+ | |Weak Signal Performance of DVB-S Receivers | ||
+ | |17 | ||
+ | |- | ||
+ | |Geostationary ATV could be on its way! | ||
+ | |19 | ||
+ | |- | ||
+ | |Museo de la Imagen - Santiago de Cuba, Cuba | ||
+ | |20 | ||
+ | |- | ||
+ | |Annual Worldwide ATV QSO Party | ||
+ | |23 | ||
+ | |- | ||
+ | |DVB-T with a Hides HV110 | ||
+ | |30 | ||
+ | |- | ||
+ | |IARU Region 1 Conference | ||
+ | |31 | ||
+ | |- | ||
+ | |A Filter for 437MHz | ||
+ | |32 | ||
+ | |- | ||
+ | |Classic Circuits - a Look Through Filter for 23cms | ||
+ | |34 | ||
+ | |- | ||
+ | |ATV streaming using a Mac | ||
+ | |35 | ||
+ | |} | ||
+ | |||
+ | =====[https://batc.org.uk/wp-content/uploads/cq-tv244-1.pdf Issue 244 June 2014]===== | ||
+ | {| class="wikitable" ;" | ||
+ | ! style="width:400px; text-align:left;"|Article | ||
+ | ! style="text-align:left;"|Page | ||
+ | |- | ||
+ | |The Constitution of the BATC | ||
+ | |9 | ||
+ | |- | ||
+ | |Video Processing Circuit | ||
+ | |12 | ||
+ | |- | ||
+ | |There’s something different on Fast Scan TV | ||
+ | |16 | ||
+ | |- | ||
+ | |Using a small ARM based mini TV box for digital TV | ||
+ | |20 | ||
+ | |- | ||
+ | |Online ATV streams and HAMNET | ||
+ | |22 | ||
+ | |- | ||
+ | |Streaming Student Robotics 2014 | ||
+ | |23 | ||
+ | |- | ||
+ | |Treasurer’s Report for 2013 | ||
+ | |24 | ||
+ | |- | ||
+ | |VK DATV QSO Party | ||
+ | |26 | ||
+ | |- | ||
+ | |New Rigol Spectrum Analyser discoveries | ||
+ | |28 | ||
+ | |- | ||
+ | |DVB-T-Receiver HV-110 | ||
+ | |34 | ||
+ | |- | ||
+ | |4K – what is it? | ||
+ | |35 | ||
+ | |- | ||
+ | |Classic Circuits - A Tuneable 70cm Narrowband Filter | ||
+ | |39 | ||
+ | |} | ||
+ | |||
+ | =====[https://batc.org.uk/wp-content/uploads/cq-tv243.pdf Issue 243 March 2014]===== | ||
+ | {| class="wikitable" ;" | ||
+ | ! style="width:400px; text-align:left;"|Article | ||
+ | ! style="text-align:left;"|Page | ||
+ | |- | ||
+ | |ISS HamTV Received | ||
+ | |9 | ||
+ | |- | ||
+ | |BATC CAT14 and the General Meeting | ||
+ | |10 | ||
+ | |- | ||
+ | |New Repeaters on the Air | ||
+ | |12 | ||
+ | |- | ||
+ | |BATC and you, the Member | ||
+ | |14 | ||
+ | |- | ||
+ | |DATV-Express Project | ||
+ | |15 | ||
+ | |- | ||
+ | |HamTV from the ISS | ||
+ | |16 | ||
+ | |- | ||
+ | |VK6MJ - ISS Tracker | ||
+ | |18 | ||
+ | |- | ||
+ | |Using the Raspberry Pi to Control an Ultram VCO | ||
+ | |19 | ||
+ | |- | ||
+ | |The BATC Forum | ||
+ | |20 | ||
+ | |- | ||
+ | |70cm Yagi | ||
+ | |22 | ||
+ | |- | ||
+ | |Versatile Audio AGC Circuit | ||
+ | |23 | ||
+ | |- | ||
+ | |Digital ATV – Using a Spectrum Analyzer | ||
+ | |29 | ||
+ | |- | ||
+ | |Early Colour Cameras and their problems- Part 2 | ||
+ | |34 | ||
+ | |- | ||
+ | |Classic Circuits - Remote control using DTMF | ||
+ | |35 | ||
+ | |- | ||
+ | |Turning Back the Pages - CQ-TV 56 | ||
+ | |37 | ||
+ | |- | ||
+ | |Late news - New Geostationary satellite; More | ||
+ | frequency at VHF; the latest ISS news | ||
+ | |39 | ||
+ | |} | ||
+ | |||
+ | =====[https://batc.org.uk/wp-content/uploads/CQTV242-1.pdf Issue 242 December 2013]===== | ||
+ | {| class="wikitable" ;" | ||
+ | ! style="width:400px; text-align:left;"|Article | ||
+ | ! style="text-align:left;"|Page | ||
+ | |- | ||
+ | |DX Records | ||
+ | |8 | ||
+ | |- | ||
+ | |Repeater News - GB3GV | ||
+ | |9 | ||
+ | |- | ||
+ | |CAT13 - the Finningley report | ||
+ | |11 | ||
+ | |- | ||
+ | |A 2.5 Watt LDMOS Driver for the 1.3GHz band | ||
+ | |15 | ||
+ | |- | ||
+ | |A Beginner’s Guide to Field Programmable | ||
+ | Gate Arrays (FPGAs) Part 2 | ||
+ | |18 | ||
+ | |- | ||
+ | |10 GHz Synthesised ATV FM TX | ||
+ | |21 | ||
+ | |- | ||
+ | |Early Colour Cameras and their problems- Part 1 | ||
+ | |21 | ||
+ | |- | ||
+ | |Stand Alone DigiLite with an MK808 | ||
+ | |24 | ||
+ | |- | ||
+ | |Classic Circuits - Black Level Clamps | ||
+ | |27 | ||
+ | |- | ||
+ | |A Tutorial on Displays | ||
+ | |29 | ||
+ | |- | ||
+ | |HamTV Bulletin 3 | ||
+ | |34 | ||
+ | |- | ||
+ | |Digital Integrated Receiver Decoder (IRD) | ||
+ | for use on repeaters | ||
+ | |37 | ||
+ | |- | ||
+ | |Low Cost DVB-S Receivers Suitable | ||
+ | For HAMTV Reception | ||
+ | |40 | ||
+ | |} | ||
+ | |||
+ | =====[https://batc.org.uk/wp-content/uploads/cq-tv241-small.pdf Issue 241 September 2013]===== | ||
+ | {| class="wikitable" ;" | ||
+ | ! style="width:400px; text-align:left;"|Article | ||
+ | ! style="text-align:left;"|Page | ||
+ | |- | ||
+ | |BBC BH and Paul Marshall | ||
+ | |6 | ||
+ | |- | ||
+ | |Don Reid | ||
+ | |7 | ||
+ | |- | ||
+ | |An Introduction to the DTX1 Transmitter | ||
+ | |10 | ||
+ | |- | ||
+ | |DTX1 1st User Review | ||
+ | |11 | ||
+ | |- | ||
+ | |PGA103+ Broad Band Amplifier | ||
+ | |12 | ||
+ | |- | ||
+ | |CAT13 – the BATC 2013 Convention details | ||
+ | |15 | ||
+ | |- | ||
+ | |BATC Presentation for DXSpot.TV | ||
+ | |16 | ||
+ | |- | ||
+ | |DXSpot.TV details and information | ||
+ | |17 | ||
+ | |- | ||
+ | |BATC Treasurers Report for 2012 | ||
+ | |18 | ||
+ | |- | ||
+ | |50 years of home video recording | ||
+ | |20 | ||
+ | |- | ||
+ | |BATC Training – the Digital Studio part 2 | ||
+ | |20 | ||
+ | |- | ||
+ | |FPGA programming for beginners. Part 1 | ||
+ | |21 | ||
+ | |- | ||
+ | |Setting up a Virtual Studio | ||
+ | |30 | ||
+ | |- | ||
+ | |History of Television – Monoscope Cameras | ||
+ | |36 | ||
+ | |- | ||
+ | |GB3IV Repeater | ||
+ | |38 | ||
+ | |- | ||
+ | |A new approach to Digital ATV repeaters in New Zealand | ||
+ | |40 | ||
+ | |- | ||
+ | |DATV from the International Space Station – full specification | ||
+ | |44 | ||
|} | |} |
Latest revision as of 14:16, 6 January 2020
Copies of CQ-TV more than 2 years old are free to download at https://batc.org.uk/cq-tv/cq-tv-archive/
Issue 259 Spring 2018
Article | Page |
---|---|
CAT18 and the BATC General Meeting | 8 |
GDPR and the BATC | 12 |
The HamTV Merger | 13 |
3D Printed horn antennas | 16 |
3404MHz Band Pass Filter | 19 |
Narrow-bandwidth Television Association | 20 |
Video Fundamentals 13 - test signals | 21 |
Running 28v Latched Relays from a 12v Rail | 23 |
Customising the adf4351 pic code for your frequency | 27 |
My Station - M0DTS | 28 |
Minitioune V0.8 | 30 |
Producing a PIC for the 7 – band local oscillator | 33 |
Adding a display to the MiniTiouner-V2 | 37 |
Updates from Germany from TV-AMATEUR 187 | 38 |
Portsdown 2018 | 41 |
Member’s Projects - F6GXI | 43 |
Touchscreen control of the DATV-Express | 44 |
Turning Back the Pages - CQ-TV 71 | 45 |
You can download a copy of the following magazines, which are more than 2 years old, at https://batc.org.uk/cq-tv/cq-tv-archive/ or by clicking on the issue header on this page.
Issue 258 Winter 2017
Article | Page |
---|---|
5.6Ghz ATV from Cumbria | 11 |
9cm LNB Mounting | 14 |
GB3FB - A 9cm Digital ATV Repeater | 15 |
G3SMU silent key | 21 |
BATC report to the RSGB Spectrum Forum | 22 |
Kempton Park Rally - 5th November 2017 | 23 |
A LED power output indicator | 24 |
GB3TZ 5.6GHz input | 25 |
5.6 GHz WB ATV Tx | 26 |
Portsdown Update | 27 |
Portsdown Signal Generator | 29 |
Using old laptop screens for ATV | 32 |
Miniaturised Pulsed Relay Driver for 28V Microwave Relays | 33 |
Converting an old Satellite dish to a 23cm dish antenna | 34 |
Arthur C. Clarke | 35 |
Using the Tarot 5.6GHz ATV Modules | 36 |
Turning Back the Pages - CQ-TV 70 | 37 |
Issue 257 Autumn 2017
Article | Page |
---|---|
Treasurers Report for 2016 | 9 |
DigiTwist | 10 |
The ADALM-PLUTO low cost SDR | 14 |
Silent Keys - G8AJN & G3KTU | 16 |
Video Fundamentals 12 | 17 |
Using a MinimOSD board for On Screen Callsign Display | 19 |
Antenna range tests at Finningley for the BATC | 21 |
The Portsdown Digital ATV Transmitter A Beginner’s Guide | 22 |
The Portsdown Transmitter – Security Aspects | 26 |
Notes on Amplifiers & Filters | 27 |
A Vintage Pye Camera | 29 |
5.6 GHz progress | 30 |
CAT17 report | 31 |
Repeater Update - October 2017 | 33 |
The Bang-good 23cm aerial | 34 |
The Portsdown Transmitter in pictures | 35 |
A Coupler probe for use with the Rigol DSA 815-TG
Spectrum Analyser |
36 |
Turning Back the Pages - CQ-TV 69 | 37 |
Issue 256 Summer 2017
Article | Page |
---|---|
Portsdown Transmitter Construction Competition | 10 |
Power Amplifier for DATV | 11 |
DATV Moonbounce from Goonhilly | 12 |
The Portsdown Transmitter Software | 15 |
8 GHz eBay Power Meter | 17 |
CAT 17 – September 9th and 10th 2017 | 18 |
eBay Ampliiers | 19 |
MiniTioune Mark 2 DVB-S digital receiver | 20 |
Video Fundamentals 11: Studio systems – the Matrix | 23 |
My Station: Malcolm Johnson, G0UHY | 25 |
A cheap and easy 6cm ATV transceiver | 26 |
Ham Radio: DATV-Forum – the latest trends | 28 |
Known Digital ATV DX Records | 29 |
BATC website development | 30 |
Wideband LNBs | 31 |
Turning Back the Pages - CQ-TV 68 | 32 |
Issue 255 Spring 2017
Article | Page |
---|---|
AMSAT North America
Phase 4 Ground Segment Project |
10 |
Packaging Digithin | 11 |
The Portsdown Project - Overview | 12 |
The Portsdown so far…
A users experience of the build |
14 |
Portsdown Filter-Modulator Board -
Construction and Testing |
16 |
Portsdown Filter-Modulator Board Modifications | 18 |
ATV on TV - The day TX Factor came to visit | 20 |
G8LES Link Video recorder integration | 22 |
Could you help with the Scouts’ JOTA 2017? | 25 |
GB3ZZ Experimental Inputs | 26 |
BATC website development | 29 |
Relocation of the John Lawrence Valve Collection | 30 |
Es’hail-2 Ground Segment Planning Meeting | 31 |
Video Fundamentals 10: The Mixer | 32 |
A high performance ATV upconverter | 34 |
Turning Back the Pages - CQ-TV 67 | 37 |
Issue 254 Winter 2016
Article | Page |
---|---|
The BATC Portsdown DATV project | 11 |
The Portsdown Raspberry Pi-based DATV
Transmitter - Introduction |
14 |
Constructing the Portsdown Raspberry
Pi-based DATV Transmitter |
16 |
Software for the Portsdown Raspberry
Pi-based DATV Transmitter |
18 |
HamTV Update | 21 |
My Station - Tony Hornby, G1HBD | 22 |
BATC report to the RSGB Spectrum Forum | 24 |
Video Fundamentals 9 - Genlock and
Reference Signals |
26 |
Gilwell 24 - 2016 | 28 |
Turning Back the Pages - CQ-TV 66 | 29 |
Issue 253 Autumn 2016
Article | Page |
---|---|
The ADF4351 flexible signal source | 9 |
7-band local oscillator | 9 |
ADF4351 driven by an Arduino | 13 |
GB3HV 70cms input update | 15 |
A 437 MHz DVB-S Transmitter
Using a Raspberry Pi |
16 |
The Making of ‘TXFactor’ | 20 |
CAT16 - the full story | 23 |
VMix to RpiDATV via FFmpeg | 26 |
Noise Power meter for the Minitiouner | 27 |
Video Fundamentals 8 | 28 |
DN1JKG calling OR4ISS | 30 |
DATV-Express on Windows | 32 |
Here and There... | 34 |
New and renewing members | 35 |
Turning Back the Pages - CQ-TV 65 | 36 |
High Tech Wearables | 38 |
Issue 252 Summer 2016
Article | Page |
---|---|
Biennial General Meeting – Postal Votes | 6 |
CAT 16 Details | 11 |
Treasurers Report for 2015 | 12 |
Dual Filter Board for DigiLite 5.9 | 14 |
New super tuner design for dvb-s and s2 | 17 |
HAMPADS: HAM-Portable Affordable Dish
for Satellites |
18 |
Summer ATV Contest Images | 23 |
Video Fundamentals 7 - Camera Signal Processing | 24 |
The Matilda Story | 26 |
My Station - Peter Yarde, G8DKC | 35 |
Issue 251 Spring 2016
Article | Page |
---|---|
CAT 16 and BATC AGM | 9 |
Peter Blakeborough, G3PYB - Silent Key | 10 |
A BATC Wiki | 12 |
The Principia Mission - Give us a wave Tim! | 14 |
Social Media | 18 |
Simple Antenna Tracker for the ISS | 20 |
Animated Test Cards | 22 |
My Station - G8VPG **New Feature** | 24 |
Activity at GB3ET | 25 |
Video Fundamentals 6 | 26 |
DATV-Express power amplifiers | 28 |
Reduced Bandwidth TV Modulator | 32 |
New Application for DATV-Express | 34 |
More Modifications to the SUP-2400 | 35 |
leandvb: A lightweight software DVB-S demodulator | 36 |
Open Broadcaster Software with DATV-Express | 40 |
SUP-2400 DiSEqC update | 45 |
Getting started in ATV - DATV reception | 46 |
Issue 250 Winter 2015
Article | Page |
---|---|
Latest developments at GB3GV | 6 |
BATC report to RSGB Spectrum Forum | 8 |
Alan Daw, G1APD - sk | 9 |
ARISS and HamTV - Supporting the Principia Mission | 10 |
Goonhilly Earth Station | 12 |
Variable SR filter for RB-TV | 14 |
The HamTV antennas on the ISS | 16 |
Using the SUP-2400 for 146.5 MHz Reception | 17 |
An outing for the LDK5 camera | 19 |
Amateur Television “Getting Started” | 20 |
Getting Started with RB-TV | 25 |
A bandpass filter for 146.5 MHz | 28 |
DiSEqC control for the SUP2400 | 29 |
Video Fundamentals - Part5 | 31 |
Simple System to Receive ARISS HamTV | 33 |
Using FFmpeg to generate a transport stream | 34 |
DATV transmission in the UK – a short history | 40 |
Using the Linx 1010b tablet for portable DATV | 44 |
GB3HV Christmas Dinner | 46 |
Issue 249 Autumn 2015
Article | Page |
---|---|
Outside Broadcast with the BATC | 9 |
146MHz RD70HVF1 Amp | 11 |
24GHz building blocks | 12 |
2 watt driver amplifiers for 1296 and 2304MHz | 15 |
HD TV news from Germany | 19 |
Slow Scan TV with a Raspberry Pi | 23 |
vMix using FFmpeg to create the Transport Stream | 27 |
Michael Hastings, G8ASI sk | 32 |
CAT 15 - A weekend of technical presentations | 33 |
Video Fundamentals - Part4: The Camera’s Eye | 35 |
Issue 248 Summer 2015
Article | Page |
---|---|
RB-TV Roundup | 10 |
The Low SR World Conquest | 11 |
DATV Developments in North Wales | 16 |
Minitiouner - USB Tuner Module | 20 |
Narrow band DATV on the BATC DTX1 | 25 |
Product Review - PE1RKI 23cm four pole filter | 27 |
vMix using FFmpeg to create the Transport Stream | 27 |
Video Fundamentals - Part 3: Picture Monitor | 29 |
Video Sync generator | 31 |
A Field Day station with PC6REC | 36 |
Issue 247 Spring 2015
Article | Page |
---|---|
New 70MHz band for RB-DATV | 9 |
A Two way on 146.5MHz RB-DATV | 10 |
146MHz RD06+RD15 Amp | 12 |
New Life for Old Rotators | 13 |
A Guide to setting up the DATV Express for
RB-DATV Operation on 146.5MHz |
15 |
Portsmouth RB-TV Meeting | 17 |
DigiThin - A Narrowband QPSK Modulator for the Raspberry Pi | 19 |
DigiThin Beta Testing | 22 |
Add-On Transport Stream Dock for BATC DTX1 | 23 |
RPiDATV software improvements | 25 |
GB3KM - the first year of operating on 3.4GHz | 26 |
ATV image generator using the Raspberry Pi | 28 |
Local oscillators in 1.2GHz band, for Digilite DATV System | 29 |
RB-TV receiver developments | 31 |
Comparing DATV models | 32 |
Video Fundamentals 2 - Colour Bars | 34 |
Classic circuits - PicDream | 36 |
Issue 246 December 2014
Article | Page |
---|---|
BATC report to the RSGB Spectrum Forum Oct 14 | 11 |
Reduced Bandwidth DATV (RB-TV) | 13 |
RB-TV Awards Programme | 17 |
Antennair DTX-F70 and the Antennair DTX-F23 | 18 |
Understanding DATV RF Bandwidth for DVB-S | 20 |
IARU Region 1 General Conference Report | 23 |
Video Fundamentals 1 – The Line Sync Pulse | 25 |
BATC Streaming Service | 26 |
RPiDATV RB-TV transmit system | 28 |
BATC New subscription rates | 33 |
MAX On-Screen-Display Generator | 34 |
Classic circuits – General Purpose Amplifier | 36 |
Digital-ATV - Using ODROID with the DATV-Express board | 37 |
GoPro Hero 4 | 42 |
Issue 245 September 2014
Article | Page |
---|---|
CAT14 - in words and pictures | 8 |
DVB-S on the Solent - Part 1 | 10 |
The Marconi at CAT14 | 11 |
Effect of Phase Noise on a DVB-S Signal | 14 |
DVB-S on the Solent - Part 2 | 15 |
Weak Signal Performance of DVB-S Receivers | 17 |
Geostationary ATV could be on its way! | 19 |
Museo de la Imagen - Santiago de Cuba, Cuba | 20 |
Annual Worldwide ATV QSO Party | 23 |
DVB-T with a Hides HV110 | 30 |
IARU Region 1 Conference | 31 |
A Filter for 437MHz | 32 |
Classic Circuits - a Look Through Filter for 23cms | 34 |
ATV streaming using a Mac | 35 |
Issue 244 June 2014
Article | Page |
---|---|
The Constitution of the BATC | 9 |
Video Processing Circuit | 12 |
There’s something different on Fast Scan TV | 16 |
Using a small ARM based mini TV box for digital TV | 20 |
Online ATV streams and HAMNET | 22 |
Streaming Student Robotics 2014 | 23 |
Treasurer’s Report for 2013 | 24 |
VK DATV QSO Party | 26 |
New Rigol Spectrum Analyser discoveries | 28 |
DVB-T-Receiver HV-110 | 34 |
4K – what is it? | 35 |
Classic Circuits - A Tuneable 70cm Narrowband Filter | 39 |
Issue 243 March 2014
Article | Page |
---|---|
ISS HamTV Received | 9 |
BATC CAT14 and the General Meeting | 10 |
New Repeaters on the Air | 12 |
BATC and you, the Member | 14 |
DATV-Express Project | 15 |
HamTV from the ISS | 16 |
VK6MJ - ISS Tracker | 18 |
Using the Raspberry Pi to Control an Ultram VCO | 19 |
The BATC Forum | 20 |
70cm Yagi | 22 |
Versatile Audio AGC Circuit | 23 |
Digital ATV – Using a Spectrum Analyzer | 29 |
Early Colour Cameras and their problems- Part 2 | 34 |
Classic Circuits - Remote control using DTMF | 35 |
Turning Back the Pages - CQ-TV 56 | 37 |
Late news - New Geostationary satellite; More
frequency at VHF; the latest ISS news |
39 |
Issue 242 December 2013
Article | Page |
---|---|
DX Records | 8 |
Repeater News - GB3GV | 9 |
CAT13 - the Finningley report | 11 |
A 2.5 Watt LDMOS Driver for the 1.3GHz band | 15 |
A Beginner’s Guide to Field Programmable
Gate Arrays (FPGAs) Part 2 |
18 |
10 GHz Synthesised ATV FM TX | 21 |
Early Colour Cameras and their problems- Part 1 | 21 |
Stand Alone DigiLite with an MK808 | 24 |
Classic Circuits - Black Level Clamps | 27 |
A Tutorial on Displays | 29 |
HamTV Bulletin 3 | 34 |
Digital Integrated Receiver Decoder (IRD)
for use on repeaters |
37 |
Low Cost DVB-S Receivers Suitable
For HAMTV Reception |
40 |
Issue 241 September 2013
Article | Page |
---|---|
BBC BH and Paul Marshall | 6 |
Don Reid | 7 |
An Introduction to the DTX1 Transmitter | 10 |
DTX1 1st User Review | 11 |
PGA103+ Broad Band Amplifier | 12 |
CAT13 – the BATC 2013 Convention details | 15 |
BATC Presentation for DXSpot.TV | 16 |
DXSpot.TV details and information | 17 |
BATC Treasurers Report for 2012 | 18 |
50 years of home video recording | 20 |
BATC Training – the Digital Studio part 2 | 20 |
FPGA programming for beginners. Part 1 | 21 |
Setting up a Virtual Studio | 30 |
History of Television – Monoscope Cameras | 36 |
GB3IV Repeater | 38 |
A new approach to Digital ATV repeaters in New Zealand | 40 |
DATV from the International Space Station – full specification | 44 |