1972 - 1977 CQ-TV 80 to CQ-TV 100

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Issue 100 November 1977
Article Page
20 years ago 21
ATV equipment for the 3cm band (10GHz) 22
CMOS by Arthur Critchley part 1 17
CQ-TV is 100-letter from founder 1
Errata to the handbook part 2 5
Flying spot scanner notes using the 931A 35
Mods to the G8CGK SSTV generator 31
Project 100 - A PAL pattern gen. & SPG 9
Slow scan CQ generator (digital) 28
The CQ-TV award 3
Thirty line TV 4
Issue 99 August 1977
Article Page
BATC at Ally Pally 14
Errata to the handbook (first edition) 13
Safety and health 6
Simple level indicator 11
The Pye Lynx modified 8
Issue 98 May 1977
Article Page
70cm wideband pre amp 22
Amateur TV repeaters 7
Dividing any digit by up to 16 4
G8PY station description 5
German ATV report 11
One chip SPG 9
Simple logic test unit 13
Sync pulse generator 16
Why lines? 25
Issue 97 February 1977
Article Page
Scope trigger unit 10
An I.T.S. generator 12
First principles 7
Mainly scan coils 15
One chip SPG 6
SSTV in a balloon 21
The artistic side 22
The new licence regulations - JAN 1977 1
Issue 96 November 1976
Article Page
741 IC tester 4
CRT phosphor information 5
Power supplies 8
Simple flying spot scanner 11
The artistic side 13
Issue 95 August 1976
Article Page
CRT display for fast to slow converters 16
Combined crosshatch & dot generator 6
Mini pulser 18
Mods to the Marconi Mk3 PSU 20
SSTV output circuit 15
Issue 94 May 1976
Article Page
An integrated circuit jig 11
Circuit notebook - video distribution 20
Memory logic probe 7
Recorders heads and things 8
Report on a cross band repeater exp 14
Simple method of producing EHT 12
The ELC1043 tuner on 70cm 15
Issue 93 February 1976
Article Page
Oscilloscope calibrator 8
Repeater ATV style 14
SSTV analogue to digital conversion 21
SSTV control circuitry 17
Scanning 10
The slow scan scene (winter 1975) 19
Using neons as indicators 7
Issue 92 November 1975
Article Page
BATC convention report SSTV at Aston 4
CMOS again 28
Cathode ray tube phosphors 26
Low cost linear amplifier for RF 22
Mainly for SSTV’ers 20
Notes on vision mixer logic 6
SSTV and world scouting 10
Slow scan FM-AM converter 8
Tickertape television 15
Transistorised EHT unit 13
Issue 91 August 1975
Article Page
An amateur tripod 18
An image orthicon camera part 3 38
BATC test card 24
CMOS ICs 32
Inauguration of the LDTV association 4
Simple SSTV & LDTV SPG 32
Slow scan 1975 8
Slow scan-where is it going? 12
Video modulator 16
Issue 90 May 1975
Article Page
An IC scan protection circuit 7
An image orthicon camera part 2 10
Coax lamp load adapter 9
Mods to SONY TV9-90UB for video in/out 4
Motor control circuits 18
Issue 89 February 1975
Article Page
7Ocm sweep unit for aligning VHF video 5
An image orthicon camera part 1 11
Crystal oscillators 25
Facsimile reception modifying a ’DESFAX’ 22
Low power TV transmitter 19
More on fax 7
Transmitters 6
Issue 88 November 1974
Article Page
Facsimile 11
Low definition TV 9
SSTV scan generator 20
Issue 87 July 1974
Article Page
1.2KHz active bandpass filter 37
70cm transmitter 13
An amateur tripod 29
Fitting a FET to a Pye Lynx 36
Notes on SSTV monitors 25
Simple black level corrector 20
Transistorised EHT unit 10
VHF video modulator 23
Issue 86 May 1974
Article Page
Integrated circuits part 15 21
Oscilloscope TV sync pulse generator 18
SSTV pattern generator 6
Vision mixer 11
Issue 85 February 1974

85cover.jpg

Article Page
Amateurs in the microwave band 19
Cruciform generator 15
Grey scale and colour bar generator 12
Notes on the SM0BU0 SSTV monitor 2
SSTV frequency standard 17
Issue 84 December 1973
Article Page
625 line SPG 5
Camera tubes and power supplies 17
Integrated circuits part 14 22
Issue 83 September 1973
Article Page
70cm absorption wavemeter 7
70cm transmitter from Germany 10
BATC equipment register 3
Integrated circuits part 13 18
Issue 82 May 1973

82cover.jpg

Article Page
405 line SPG 10
Integrated circuits part 12 21
Transistor field scan circuits 6
Video attenuator 18
Issue 81 February 1973

81cover.jpg

Article Page
Flying spot SSTV scanner 17
Ideas for amateur colour part 5 7
Integrated circuits part 11 21
Receiving colour for the beginner 11
Transistor line scan circuits 3
Issue 80 November 1972

80covers.JPG

Article Page
BATC constitution. ( no longer current ) 22
Ideas for amateur colour 15
Integrated circuits part 10 8
Sine wave multiburst generator 3
Video line amplifier 3