1983 - 1987 CQ-TV 121 to CQ-TV 140
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Issue 121 February 1983
Article | Page |
---|---|
1GHz oscillator | 14 |
24cm notes | 41 |
Character memory | 43 |
Colour caption keyer | 8 |
Colour subcarrier phasing display | 36 |
Composite colour on the BBC micro | 7 |
FM TV | 38 |
Gamma and AGC control | 45 |
Handbook vol.2 notes | 41 |
New ATV books | 19 |
PAL and SECAM | 39 |
TV receiver | 32 |
TV repeaters | 17 |
TV reporting chart | 30 |
TVI (filter) | 27 |
The Grant Dixon award | 39 |
Tribute to Grant Dixon | 21 |
Issue 122 May 1983
Article | Page |
---|---|
70cm code of practice | 30 |
70cm transmitter | 20 |
An FM-TV receiver I.F. | 6 |
Coaxial connectors (BNC) | 34 |
Colour subcarrier distribution amp | 16 |
Computer generated test card | 25 |
El-cheapo telecine | 32 |
The helix on 1.3GHz | 39 |
USA ATV society | 43 |
Issue 123 August 1983
Article | Page |
---|---|
30 years ago - a look back | 41 |
70cm linear amplifier | 29 |
Book review - RSGB VHF/UHF Manual | 26 |
Coaxial connectors (BNC) | 21 |
Field sync detector and delay cct | 20 |
Handbook 2 notes and corrections | 42 |
Lincoln Hamfest | 11 |
NBTV - what is it | 12 |
PAL coder | 7 |
Show roundup (BATC show 1983) | 24 |
Specification for 1240/1325MHz TV repeaters | 34 |
TX-9 notes | 40 |
Teletext terminal | 16 |
The things you write | 15 |
Issue 124 November 1983
Article | Page |
---|---|
Baird museum | 55 |
Budget spectrum analyzer | 27 |
Callsign insert | 5 |
Circuit notebook - coax cable | 44 |
Coalville gala | 46 |
Coaxial connectors (PL259) | 19 |
Colour bar generator | 52 |
Handbook 2 notes | 49 |
Monitor conversion | 16 |
Printed circuits explained | 22 |
Quality video from the BBC micro | 34 |
TV alarm | 47 |
TV scanner | 53 |
The ’big sync’ modulator | 32 |
The handbook coder re-visited | 54 |
Video modulator | 45 |
Wire-line for microwaves | 8 |
Issue 125 February 1984
Article | Page |
---|---|
3MHz video filter design | 34 |
BBC test card program | 20 |
Brighten up your image - part 1 | 6 |
Circuit notebook - ZNA234 chip | 31 |
Coaxial connectors (’N’ series) | 41 |
DX-ATV? | 32 |
Dividing by ’N’ with CD4040 | 14 |
SSTV scan converter | 39 |
TVs for monitors | 22 |
TX/RX timing system | 37 |
The ’Q-studio’ show | 16 |
Universal | 19 |
Video out from a ’RF’ only micro | 30 |
Issue 126 May 1984
Article | Page |
---|---|
Alinco EC-270 scan converter | 16 |
Another FM demodulator for microwaves | 48 |
Biasing the 2C39 | 27 |
Book review - Amateur TV Q&A | 50 |
Brighten up your image - part 2 | 44 |
Coaxial connectors (’SMA’ series) | 24 |
Colour subcarrier - locked or unlocked? | 30 |
DC conversion for ’Mains’ cameras | 17 |
Ferguson TX-9 TV conversions | 30 |
Home counties ATV meeting | 51 |
Ideas for 1.3GHz | 14 |
Microwave stub tuning | 52 |
More colour bars | 21 |
NBTVA - newsletter resume | 41 |
TV repeaters | 8 |
The MC1377 colour encoder | 42 |
Vertical sync processor | 23 |
Issue 127 August 1984
Article | Page |
---|---|
1.3GHz notes | 52 |
1984 General meeting | 41 |
24cm colinear aerial | 15 |
70 & 24 - what is the difference? | 23 |
BATC 1984 Convention | 11 |
Brighten up your image - part 3 | 20 |
Burst locked subcarrier oscillator | 48 |
IRAC region 1 conference report (Sicily) | 46 |
In the Studio - part 1 | 26 |
John Logie Baird remembered | 37 |
Mods to G3WCY SSTV scan converter | 6 |
Portable 50Hz power supply | 58 |
Simple sync pulse generator | 43 |
Three gems for 24cm | 62 |
West German ATV convention | 55 |
Issue 128 November 1984
Article | Page |
---|---|
24cm Trade news | 55 |
CQ-TV equipment review | 48 |
Carnival broadcast | 56 |
Character generator keyboard | 16 |
Coaxial connectors (’SMB/SMC/SMD’ series) | 31 |
FM deviation calibrator | 25 |
In the Studio - part 2 | 35 |
Mini aerial for 24cm | 53 |
Monitor TV conversion | 23 |
Narrow-band IF filter | 13 |
Software notebook - BBC colour bars, BATC logo | 54 |
Some notes on SSTV | 7 |
Sound sense | 58 |
TV for Harefield | 62 |
Yet another grey scale generator | 60 |
Issue 129 February 1985
Article | Page |
---|---|
24cm Radar suppression | 59 |
ATV repeater - GB3CT | 17 |
An alternative to Genlock | 58 |
BATC at Scottish convention | 21 |
Equipment reviews (24cm) | 22 |
GaAsFET pre-amplifier for 1.3GHz | 51 |
Goodbye 405 lines | 64 |
Moray Firth ATV | 41 |
Project 100 Colour gunlock | 18 |
SSTV Transmit converter | 7 |
Software notebook - BBC big text display | 60 |
Some notes on SSTV - part 2 | 42 |
Sync processor | 32 |
The good old days - part 1 | 56 |
Trade news | 62 |
Video operated relay | 27 |
Issue 130 May 1985
Article | Page |
---|---|
Cheering up the Pye Lynx | 14 |
Circuit notebook - D to A conversion | 13 |
G4ENA SSTV TX auxiliary board | 16 |
How high is low? | 73 |
Ideas for an FM TV transmitter | 50 |
In the Studio - part 3 | 26 |
Interfacing the Spectrum | 42 |
Literature received | 48 |
Passive repeaters | 54 |
Queensland ATV award | 67 |
SSTV in the UK | 55 |
SSTV standards | 74 |
Simple Genlock unit | 68 |
Single chip colour encoder | 8 |
Software notebook - Commodore 64 | 40 |
Spectrum BATC logo program | 72 |
Sync separator | 38 |
The EPIC - TV shooting script | 37 |
The good old days - part 2 | 11 |
Issue 131 August 1985
Article | Page |
---|---|
1.3GHz power amplifier | 16 |
70cm RF probe | 70 |
AGAF convention | 40 |
Circuit notebook - Sync processor | 38 |
Coax adapter | 43 |
Colour on a ZNA234 | 32 |
DB0DP to DB0TT - German repeater group | 81 |
G3WCY SSTV scan converter update | 25 |
GB3VR - the Worthing repeater | 28 |
How to avoid spots before the eyes | 57 |
In the Studio - part 4 | 63 |
JVL 1.3GHz Loopquad | 55 |
Monitor Conversion for Thorn TX-90 | 7 |
Pre-emphasis for FM-TV | 74 |
Software notebook - BATC logo for BBC-B | 46 |
Synchronising Micros and VTRs | 77 |
The 1985 BATC rally | 34 |
The perils of GB3GV | 61 |
Troughline for 24cm | 22 |
Tuning the ELC1043 | 44 |
Variations on a vision switcher | 72 |
Issue 132 November 1985
Article | Page |
---|---|
’ere turn your dev’ down a bit! | 33 |
ATV threatened in the USA | 19 |
An FM-TV generator | 10 |
Camera connectors | 58 |
Cheap aerial for 1.3GHz | 48 |
Computer Graphics mixing system | 6 |
Custom designed FM-TV video strip | 52 |
Go/no-go crystal tester | 56 |
In the Studio - part 5 | 21 |
Modifying the Sony HVS2000 video mixer | 15 |
Notes on a video processing amplifier | 65 |
Repeaters and things | 60 |
Software notebook - VTR clock for BBC-B | 49 |
South Australian ATV | 57 |
Stripline filter for 1.3GHz | 34 |
Switch-mode PSU | 47 |
Television 1873 – 1927 | 18 |
Tuneable sound demodulator | 31 |
Issue 133 February 1986
Article | Page |
---|---|
24cm FM-TV transmitter | 8 |
70cm coaxial collinear | 62 |
Bruch blanking | 56 |
CQ-TV magazine - how it is produced | 34 |
DRAE slow scan system | 28 |
G9AED remembered | 32 |
In front of the tube - part 1 – optics | 64 |
Modifying the Sony HVS2000 video mixer | 40 |
One in, three out. Buffer amp | 26 |
Phone line video | 60 |
Robot and Wrasse (SSTV) | 21 |
Simple, cheap plating methods for VHF | 67 |
Teletron as a TV typewriter | 48 |
US - ENG on 70cm? | 24 |
US videophiles | 46 |
Where are they now? | 54 |
Issue 134 May 1986
Article | Page |
---|---|
70cm or 24cm PA | 14 |
BATC on Prestel | 66 |
Colour sync pulse generator | 52 |
G4ENA - SSTV extra | 50 |
How wide is wide? (A video filter for 70cm) | 20 |
In front of the tube - part 2 | 47 |
In the Studio – feedback | 26 |
New FM-TV modules | 11 |
New PAL coder | 60 |
Pulse distribution amplifier | 70 |
Software notebook - BBC caption generator | 38 |
Square one - part 1 (for novices) | 6 |
Teletron (the continuing story) | 68 |
The "Carascanner" - OB scanner van | 56 |
Video modulating the PYE pocketphone | 34 |
Issue 135 August 1986
Article | Page |
---|---|
24cm jottings | 44 |
Band scan display | 60 |
Colour from a ’no colour’ shack | 80 |
Frequency converter for mathematical PAL | 68 |
Handbook 2 character colouriser notes | 42 |
Horizontal or Vertical? (aerials) | 48 |
In front of the tube - part 3 | 64 |
New video switches | 76 |
Radio microphone | 47 |
Report on the BATC 1986 show | 28 |
SSTV - Some notes and observations | 26 |
Skycam | 83 |
Software notebook - video testing on BBC | 40 |
Square one - part 2 | 50 |
TVRO receiver | 8 |
The PNP/NPN as an output pair | 34 |
The YAESU FRG9600 for television | 56 |
Why FM-TV for microwaves | 53 |
Issue 136 November 1986
Article | Page |
---|---|
10GHz transceiver | 8 |
70cm VSB filter | 42 |
ATV repeater news | 32 |
Building your satellite TV receiver | 52 |
In front of the tube - part 4 | 46 |
Kits, chips, and things | 66 |
Modifying the ROBOT-400 | 14 |
New TVRO dish | 60 |
Processing amplifier | 74 |
SSTV - Wrasse pictures on the ROBOT 1200 | 69 |
SSTV on the ORIC | 80 |
Satellite TV news | 18 |
Sony camera remote control | 64 |
Square one - part 3 | 77 |
TV cookery - tuning a magnetron | 62 |
Tuneable sound demodulator for Sat. TV | 50 |
Universal sync re-processor | 24 |
Video enhancer | 7 |
W&D 1240TVT on test | 81 |
Wideband opto-coupler | 21 |
Issue 137 February 1987
Article | Page |
---|---|
10GHz transceiver | 42 |
CQ-TV award (description) | 63 |
Camtech 1.3GHz pre-amplifier | 24 |
Circuit notebook - Black & burst generator | 68 |
Cursor for SSTV keyboards | 76 |
In front of the tube - part 5 | 78 |
International organisation for ATV, EATWG | 12 |
SSTV - new standards for old monitors | 71 |
SSTV on the BBC computer - part 1 | 51 |
Satellite TV news | 40 |
Scanning & Syncs explained - part 1 | 7 |
Software notebook - BATC logo on TRS80 | 74 |
Solent kits are back (24cms ATV) | 66 |
Spectrum computer RAM checker | 82 |
Teletron - Spectrum computer link | 57 |
Teletron extra (EPROM programmer prog.) | 61 |
The G-11 TV chassis on 70cm | 16 |
Tuning the G3YQC 24cm down converter | 28 |
Video enhancers, do they always enhance? | 64 |
Where on 10GHz. (band plan) | 47 |
Issue 138 May 1987
Article | Page |
---|---|
15W solid state power amp for 24cm | 12 |
24cm - What gear? | 66 |
50Hz frequency standard | 25 |
An alternative colour encoder | 75 |
Digital frame store | 36 |
Experimenters corner, FM TV demodulator | 79 |
Genlocking the ’Handbook 2’ colour coder | 72 |
In front of the tube - part 6 | 56 |
Mechanical camera for SSTV & NBTV | 54 |
Our repeater. GB3VR | 50 |
SSTV on the BBC computer - part 2 | 60 |
Scanning & Syncs explained - part 2 | 38 |
Software notebook - Aerial design (Spectrum) | 71 |
Specmanship - part 1 - the Decibel | 22 |
The simplest pattern generator | 34 |
UHF aerial distribution amplifier | 31 |
Understanding Prestel | 26 |
Vogad amplifier for intercarrier sound | 46 |
Issue 139 August 1987
Article | Page |
---|---|
70cm pre-amplifiers | 72 |
ATV software | 10 |
BATC ’87 rally report | 25 |
Colorise the Cropredy Test Card | 20 |
Downstream Keyer | 29 |
Grey/Colour bars for the ’WCY scan conv.’ | 38 |
In front of the tube - part 7 | 60 |
Let’s build a repeater - part 1, Transmitters | 50 |
Satellite TV news | 58 |
Software notebook - SSTV for Spectrum | 41 |
Sound in the studio - part 1, Balancing | 64 |
Specmanship - part 2 – Noise | 32 |
TV repeaters - a definitive list | 44 |
The SCART connector | 89 |
W&D 24cm Power amplifier | 87 |
Issue 140 November 1987
Article | Page |
---|---|
A ’non-sync’ detector | 73 |
ATV repeaters - an overseas list | 38 |
An A/V fader | 7 |
An intercarrier sound demodulator | 79 |
In front of the tube - part 8 | 32 |
LMW 1.3GHz pre-amp | 35 |
Let’s build a repeater - part 2, Logic | 26 |
Mitsumi TVRO modules | 65 |
Modified sync separator for Teletron | 71 |
More MSX software – Titler | 21 |
New aerials and power amplifier for 24 | 63 |
Portable inverter | 34 |
Problems with portable generators | 18 |
SSTV tuning indicator | 40 |
Servicing the TX-90 portable | 47 |
Software notebook - Colour bars (Spectrum) | 54 |
Some useful video circuits | 44 |
Specmanship - part 3 – VSWR | 75 |
TVI | 81 |
The 24cm experience | 14 |
The SCART connector again, more info | 16 |
Timebase correction | 52 |
Top of Frame ident | 11 |
Two tapes, video and audio | 68 |
Video handbook 2nd edition | 50 |