1998 - 2002 CQ-TV 181 to CQ-TV 200

Issue 200 November 2002

Article	Page
Southend-on-TV	6
Prize Writer?	7
Circuit Notebook 79	8
A Personal View of Digital TV – Part 3	9
A Look-through Filter for 23cms	14
A Seat in the TV Box	15
Jubilee Display	17
Blocking Filters	18
70cm Digital ATV in Practice	21
Digital ATV	33
Television History: Farnsworth’s Invention Turns 75	35
Digital ATV Tests with GB3ZZ	38
Video Detector and 2 by 1 Switcher	42
Making Printed Circuit Boards at Home	43
The Road to Digital	49
ATV – VT	52
Rudolph Horkheimer Award 2002 for DATV Team	52

Issue 199 August 2002

Article	Page
A Personal View of Digital Television - Continued	6
Teletext Encoder	16
Emulating the ZX Spectrum on a PC	26
The Berlin-Brandenburg Link Experiment	27
Shuttleworth 2002	29
High Performance Synthesized 2.5 GHz/3cm FM TV Exciter	32
NAB 2002: Something Old, Something New	36
Plumbicon Tubes: A Lost Technology	38
Circuit Notebook 78	43
TV Embraces Time Dynamic Spectrum	44
Building the G8SUY 24cm ATV Transmitter	48

Issue 198 May 2002

Article	Page
Setting Up Computer Graphics Monitors (XGA PLUGE Generator)	5
ATV Contest The Way to Do Em?	9
Images and Formats	10
Circuit Notebook 77	17
The Life and Times of Studio S	19
Thin CRT Ready to See Daylight	21
Sony Protocol	22
Monitor Market	24
Museum on the Move	24
Flexible Future	25
70cm ATV Transmitter – 300mW New Version	28
High Speed Amplifier Boosts Video and Signal Applications	36
The BATC Accounts 2000	39
A Video Distribution Amplifier	44
Picketts Lock – March 2002	48

Issue 197 February 2002

Article	Page
TX/RX Modules Down Under	5
BATC Accounts for 1998	8
Comparison of VK3LM to W9NTP Robot 36second TX with 30.5 second HDSSTV TX	10
A (Very) Simple Xtal Marker	15
Satellite TV Chipset Adds TV Channels	15
625 Test Generator	18
A Personal View of Digital Television	20
Circuit Notebook 76	23
70 Revisited Part 2	27
A Return Loss Bridge	30
UK ATV Repeater List, December 2001	35
A Few Words from our Book Critic, Dicky Howett	36
Counting the Cost	37
Polymer Batteries	38
Display Forms Basis of E-Books	39
Extending Edit Facilities – Adding Auto-start to CD Player and Mixer	40
Amateur Television HatCam	44
Breakthrough with NBTV Software	46

Issue 196 November 2001

Article	Page
IBC 2001 Highlights	3
A Portable ATV Station	7
Surplus LNBs at 10 GHz	8
UK ATV Repeater List	11
Modifications to the G1MFG.com Receivers and Transmitters Part 2 – Transmitter Pre-emphasis	13
Circuit Notebook 75	16
VSWR Meter	19
Data Protection	20
SCART Club International Contesting Team	21
GB3VW East Yorkshire Repeater Group 13cm ATV Repeater	22
70 Revisited	25
3cm ATV Tests in North Wales	40
G1MFG – Other Pre/De-Emphasis Network PCB	42
Let’s Do It	45

Issue 195 August 2001

Article	Page
Television in a Parallel Univers – Part 1	4
AFDs and Aspect Ratios	7
Analogue Switch-off Plan Looks Set to Fail	10
Versatile Pulse Tester	12
OZ OB Van Meets the Queen	15
Rubbish In Rubbish Out	16
ATV Macintosh Style	23
MIR Splashdown	25
PIC Programming – Additional Notes	26
BBC Research and Development Labs Open Day	27
70cm Comb Filter	28
What Are We Doing to Our Hobby	31
Use of the Maxim Max459 Switching IC	32
Modifications to the G1MFG.com Receivers and Transmitters	39
A Simple 23cms ATV Receiver	43
FX to TR and Back Again	45

Issue 194 May 2001

Article	Page
A Few Thoughts on Video Editing – Both PC and Linear	4
Capturing and Encoding for Video CDs	11
The Matrix – A Versatile Switching Solution	13
PC Video Editing	16
Video Toaster	18
Hardware for Making Video CDs	23
MB7TV – An SSTV Relay Unit on 2 Metres	24
A Deviation Checker	27
TV or not TV? That is the Question	29
Tuner IF/PSU Add-on Unit	32
Proposal to the RMC for an Advanced TV Repeater in North Hampshire	34
Circuit Notebook 74	37
UK ATV Repeater List	40
Juke Box Jury	42
Obituary – Alan Ross Watson	43
On Screen Display Programming with PIC 16F84 & STV5730A	45

Issue 193 February 2001

Article	Page
Enigma Rally	5
An Introduction to PIC Programming – Part 4	8
High Definition Plasma Display Panels for Home TV	12
Digital DX, It Can Be Done	13
Mini 23cms Aerial	15
Thoughts for the 21st Century	16
History Corner – The Stonefield Vehicle	17
Reflections on IBC 2000	19
Modifications to the G1MFG Receiver for Continuous Tuning	20
NBTV Scope	21
Bandwidth and Chrome	26
Black and Burst Sync Buffer	27
FM Radio Microphone	30
Circuit Notebook 73	38
Digital Ham TV	39
What Was So Great About Black and White Television?	42
13cm ATV Repeater Application	45

Issue 192 November 2000

Article	Page
Circuit Notebook 72	7
G1MFG’s ATV Modules Reviewed	9
Home Video	12
The Quest for Just That Little Bit More at 13cm	19
Two Stage 2400 MHz Power Amp	21
Putting You in the HD Picture	22
Masthead Power	23
Flying High	23
The STV5730A Character Generator Chip	30
Mobile ATV in Snowdonia	31
More Portable ATV Success	32
CQ-TV Wins Award in Spotlight Competition!	34
Live from MIR	35
ET Video Home	36
TFT LCD.com Monitors Reviewed	38
The Story of GB3GW	42

Issue 191 August 2000

Article	Page
Circuit Notebook 71	5
”ATV Meeting Ruhrgebeit” with Digital ATV Topic	7
Constructing the F1GE 13cm Television Transceiver	8
An Introduction to PIC Programming – Part 3	13
20 Years ATV Repeater DB0CD	19
A New Aerial for GB3TM	20
Control Signals on Satellite Feeder Cable	23
Digital Video – Questions and Answers – Part 2	26
Technical Facilities at IBC	30
Movies Tell a Digital Story	34
BATC Contest Rules for 2000	42

Issue 190 May 2000

Article	Page
Enigma Rally	4
TM531 – A Packet of Interference	8
A Little Spot of Invention	10
Digital Video Questions and Answers – Part 1	11
New Digital Test Card	13
Core Decodes and Displays up to 8 MPEG2 Streams	14
ATVISS – Amateur Television on the International Space Station	15
Digital Television in the USA	16
Digital Amateur TV Tests Started in Germany	17
An Introduction to PIC Programming – Part 2	20
Callsign Generator	24
Further Uses of Plug-top Power Supplies	25
Profiling RF Parabolas	28
TANDATA Videotex Terminals – RAM Upgrade	39
24cms Filter Experiment	41
Television Repeater in Trouble	44
Digital TV for Zoran and Infineon	44

Issue 189 February 2000

Article	Page
IARU Region 1 1999 Lillehammer Conference Report	5
Circuit Notebook 69	8
Digital Video Puts 24 Hours on Tape	9
G35 An S-Meter for TVRO	10
Profiling Parabolas	10
An Introduction to PIC Programming – Part 1	11
Single Chip Video Decoder	14
625 Line to 30 Line Converter	15
Station Demodulator for FM-TV	19
Burned-in Monitoring	20
Tuning Multi-pole Filters	29
Special Event Station GB2VK – 22 September 1999	30
Timetable to Unplug Analogue	33
Lightning	34
Plastic Displays Move Apace	35
Follow The Van	36
OB Vehicle Recollections	38
The Amstrad Blue Cap LNB for ATV – Modification of Local Oscillator	40
Nokia Mediamaster Satellite DVB Receivers and DVB2000	41

Issue 188 November 1999

Article	Page
13cm Notch Filter	5
Quick Parabola Reflector Focal Length	7
Hungary For It	9
Sound-in-Sync	17
Kenwood VC-H1 Hand-held SSTV Adapter	20
Home Counties ATV Group and SCART News Flash	30
Flying Spot Scanner 31	31
Hollywodd TV Times	32
Camera Separates Out Background	35
Circuit Notebook 68	36
International Broadcast Convention 99	38
Improving the Image	39
Satellite Receiver Conversion for 23cms ATV	40
SM/G4CRJ. First 2-way ATV Contact in Sweden via SK7CY Repeater	43

Issue 187 August 1999

Article	Page
Shuttleworth 99 – The BATC 50th Anniversary Event	4
Dielectric Antenna for 3cms	7
The Cox 350 VTR Clock	8
The IARU Region 1 Microwave ATV Standard	10
Marconi Centenary Celebrations	11
A Story of Wimereux and South Foreland Lighthouse	13
Proposed Changes to BATC Constitution	13
PI6ALK Dutch ATV Repeater on Satellite - Latest	14
A 10GHz Repeater for East Yorkshire	16
The BATC 1997 Accounts	18
Circuit Notebooks Remembered	19
NBTV Tape Timebase	24
Random Musings	26
ATV Contests – Yes or No?	29
UHF TV Masthead Preamp	31
Two Filters and a Diplexer for 23cms	36
Low Cost On-screen Text Generator	40
A Power Meter for Microwaves	42
PYE Down Under	44
Where Have All the G6***/T Gone?	45
The BATC Big Breakfast	46
Review of Electronic Designs Videomaker Card	47
What a Fine Bunch of Chaps	49
Using a Timebase Corrector	50
70cms ATV?	52
On The Way to DATV	56
My First BBC TV Experience	57

Issue 186 May 1999

Article	Page
Rally 99	4
Experimenting With Video – Part 3	7
From the Membership Secretary on his SoapBox	10
The VPR2 VTR	15
The Nature of Video - Part 2	17
The Changing World of ATV	20
MCR11, The Road to Rebuilding	21
A Shack Stereo Audio Mixer The Easy Way	22
The New 10GHz ATV Bandplan from 1 Feb 1999	23
4 Channel Video Switcher with a Programmable Sequential Facility	24
The New A4 Format	25
As Easy as ABC	30
An MF Controlled Switch Unit	31
Experimental Amateur Digital ATV	33
New ATV Software for the PC	33
Circuit Notebook 67	34
Hidden Hazards	40
Software Upgrade for the Audio/Video Switcher Project	43
What a Difference a Few Years Makes	43
Beyond TTL Part 15	44

Issue 185 February 1999

Article	Page
An Introduction to Test Card M	4
ATV Contest Records	6
Sales of the Century	8
12 GHz Prescalaer	11
Expermenting With Video Part 2	14
Simple TV Repeater Ident and Controller	19
Recreating the Cambridge Studio	20
A Tribute to Barry Cready, G6LIC	21
Tuneable TX for 23cms and 13 cms	22
Micro Transmitters	32
Digital Terrestrial TV Arrives in the UK	33
The Empire Strikes Back	39
Oscillators Using Logic Gates	42
Shuttleworth 99	44
Accuracy of Recovered HP478A Thermistor Power Sensing Units	47
Circuit Notebook 66	48
BBS Closure	48
TELETEXT Pattern Generator Improvements	49
Digital ATV – Today and Tomorrow	51
Historical Achievement for Amateur Radio and the Mir Space Station	53

Issue 184 November 1998

Article	Page
23cms ATV Transmitter – Amplifier	78
23cms ATV Transmitter – Exciter	7
A Common date and time standard	17
ATV at Reading University	24
Beyond TTL Part 14 - PIC Programmer	20
Circuit Notebook 65 - Video Optocouplers	57
Derek the Blindfold Cameraman	11
FM ATV Receiver	32
In the Workshop - Philips N1500 video recorder	75
MPEG Encoder for Home Video Storage	42
More Changes to the 10GHz band	54
Name that old camera quiz	6
Name that old Camera quiz answers	82
Solid State Iconoscope - part 2	35
The World’s Earliest Known TV Recordings	48
Using Damaged Thermistor Power Mounts	31

Issue 183 August 1998

Article	Page
A Personal Memory of the early days of Television	20
ATV at the Sandown Model Symposium May 9-10, 1998	37
Auto Etch, an automatic etching bath	63
Circuit Notebook 64 (Satellite RX mods)	75
Early Photicon Camera	57
Forward reading signal meter for the TVRO3 RX	80
High Performance ATV Transmitter for 13cms	7
How we (nearly) played ghost on Auntie	81
Licensing and Other News - May 1998	5
Low Cost Programmable Video Callsign Generator	30
Memories of Alexandra Palace	69
NBTV Pattern Generator Mk 2	49
NBTV rediscovered	17
Photographing the TV Screen	40
Sarnoff on Television	35
Setting Vision Deviation	47
That was the Rally that was (review of 1998 rally)	43
The Ravensbourne Solution	26

Issue 182 May 1998

Article	Page
23cm Panel Antennas	64
A comparison of two mixers	14
A drive unit for NBTV on an oscilloscope	73
A very colourful time	18
AR5000 - a multiple talent	49
Black Level Clamped Transmitters	26
CMOS imagers reach CCD quality	78
Circuit Notebook 63 - Xtal Oscillators	34
Dual Video Filter	41
Henry Sutton 1856 – 1914	6
Morse Message Generator	23
Now that GW3FDZ	87
The Panasonic NV-RX9B	31
Using a Vectorscope	79
Video low pass filter	42

Issue 181 February 1998

Article	Page
A 23cms TV Transceiver	69
A 3cms 50mW DRO stabilised GaSFET Transmitter	64
A common date/time standard for ATV, update	75
CMOS Image sensor offers CCD quality	35
Create an ATV transmitter for 1.25GHz	52
Setting FM levels	12
Shedding some light - Studio lighting	22
Solid State Image Iconoscope - Part 1	6
Television Simply Wonderful (Television SouthWest)	17
Where will ATV develop?	61