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

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