1977 - 1982 CQ-TV 101 to CQ-TV 120

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Issue 120 November 1982
Article Page
10W TX (70cm) 18
24cm ATV (pa) 31
25Hz offset 7
32 line NBTV scanner 36
70MHz IF filter 12
ATV at Stoneleigh 6
Convention 82 (report) 22
Digitising video part 2 25
Distribution amp (video) 39
Linear amps 14
Night work (Wood & Douglas at Leicester) 13
Plugs and sockets 37
Video filter 10
Issue 119 August 1982
Article Page
24cm TV power amplifier 5
2C39 modulator 17
70cm to 2M & ATV converter 19
FM television 34
Flashing captions 40
Plugs and sockets 45
Slough canal festival 13
The domestic VCR 42
Thorn TX-9 audio/video in/out 25
U.H.F. modulator (UM1233) 18
Versatile sync. separator 14
Issue 118 May 1982
Article Page
24cm ATV converter 26
A.B.C. colour mixer, part 3 13
AM versus FM for 24cm ATV 12
ASTEC UM1231 TV modulator 28
Callsign generator 39
Circuit notebook - Mono to colour SPG 8
Digitising video part 1 30
FM-TV PLL demodulator 16
Handbook notes (jitter) 37
MDTV for the microwave bands 17
Modifying a TV set to receive FM-TV 43
The ’MAVICA’ camera 20
The TX-2 transmitter 6
Thirty years ago 10
Wood & Douglas RF modules 14
Issue 117 February 1982
Article Page
24cm ATV exciter 20
24cm TV down converter 12
24cm TV linear amp (4mW-250mW) 29
24cm band plan 24
2C39A TV modulator 17
ATV on 24cm - an overview 6
BATC test card 18
Notes on the TX A5/PA5 transmitter 33
The ’golf whiskey’ colour fiddle box 25
The lid off 24cm TV (aerials) 34
The lid off 24cm TV (power amps) 38
The lid off 24cm TV (pre-amps) 38
Issue 116 November 1981
Article Page
3/4 Watt ATV linear 25
A.B.C. colour mixer, part 2 34
ATV filter for 70cm 4
An RF probe 30
Circuit notebook - 4 bit A/D converter 24
Fortop TVT432 ATV Tx 16
Handbook notes (mods to test card gen) 13
N.B.T.V 31
Satellite saga 21
TV broadcasting-president’s reflections 8
Video inverter 22
Welsh ATV 31
Issue 115 August 1981
Article Page
A.B.C. colour mixer, part 1 24
Australian ATV video tape 36
Circuit notebook - Sync separator 5
G4DYP TV linear amplifier 10
Mobile voltage regulator 34
New 23cm band plan 21
The IARU Brighton conference 16
Issue 114 May 1981
Article Page
Circuit notebook - ’Pretty’ colour generator 10
Colour vision mixing 18
Contest chaos 33
G4DYP ATV transmitter 3
Handbook errata notes 25
MSTV report 32
Project 100 Colour bar generator 30
SSTV satellite 8
Issue 113 February 1981
Article Page
3 frequencies for the TX-A5 transmitter 21
ATV handbook 14
Building a monitor cabinet 22
Colour video matrix D.A.C. 16
Computer SSTV picture 13
Microwave modules ATV converter 4
New BBC clock 25
Opto-coupling electrostatic tubes 12
Issue 112 November 1980
Article Page
70cm log periodic 24
70cm up converter 10
Convention 80 2
High speed video switch 16
NBTV - a review 22
Issue 111 August 1980
Article Page
BATC Constitution 30
BATC convention 1980 2
Buffer amplifier module 20
Computer SSTV 12
Computer to TV camera interface 26
IF output stage 29
Project 100 - notes and updates 16
Transistor & capacitor tester 24
VTR to TV Connexion 22
Issue 110 June 1980
Article Page
Outlook 3
SSTV & the microprocessor 18
Vision mixer 10
Voltage multipliers 9
Issue 109 February 1980
Article Page
An electronic caption generator 2
An operators guide to /T 28
Colour processing amplifier 22
Feedback - P100 subcarrier source 16
LF oscillator using the SN74313 19
Letter from Scotland 11
Mods to Microwave Modules transvertors 32
Project 100 news 21
Issue 108 October 1979
Article Page
ATV in Kent 7
An end of transmission bleep 16
French ATV convention 5
Hints on photographing TV screens 16
Medium scan TV 17
Notes on the Project 100 pattern generator 8
SSTV EHT power unit 20
Super NBTV a possibility 8
The video column (one chip regulators) 12
Thoughts on band planning for the future 21
Issue 107 July 1979
Article Page
Digital sync & video combiner 21
PC Electronics ATV Tx modules 2
Remote controlled TV TX & RX 22
Simple ’scope trigger 18
Simple TV station 6
The CQ-TV award 7
The video column 11
Video pulse generator 10
Issue 106 April 1979
Article Page
An IC sync separator and clamp pulse generator 20
Latest news on SSTV 8
Letter from Yugoslavia 2
Receiving 24cm ATV 7
Simple focus device for radar tubes 18
Sync stretch amplifier 17
The video column 10
Issue 105 January 1979
Article Page
Innovations in SSTV 1
MIcrowave vision IF 16
Photo etching PCBs 18
Project 100 colour lock with existing SPGs 3
Project 100 part 6 4
Quick TV transmitter 8
Issue 104 October 1978
Article Page
BATC convention 1977 2
Computer pictures 3
Fibre optics 14
Project 100 part 5 6
Solid state TV camera 10
Versatile solid state vision switch 11
Video modulator 4
Issue 103 July 1978
Article Page
Caption key system 15
Case for vision on 23cm to 24GHz 23
EVR players 20
Genlock SPG for helical VTRs 28
Hand held 10GHz transceiver 36
Ideas for amateur colour 24
Project 100 part 4 5
The LM1889 TV modulator 26
We can work it out 4
Issue 102 April 1978
Article Page
1Hz to 450MHz frequency meter, part 2 26
An I.T.S. selector with field ident 14
CMOS part 3 9
CQ generator again (SSTV) 41
Crofton C1 camera kit 16
EMI vidicon camera tubes 11
Project 100 part 3 19
SSTV monitors 4
Vidicon interchangeability information 12
What is a demonstration? 18
Issue 101 January 1978
Article Page
1Hz to 450MHz frequency meter part 1 17
CMOS part 2 23
EMI deflection coils type KV12S data 33
Feedback - P100 mods 13
Pause for thought 11
Project 100 part 2 8
Report from S.O.T.A.R.S 6
Slow scan CQ generator part 2 31
Slow scan project 7
The CQ-TV award 1
Transistorised EHT unit 29