Difference between revisions of "1972 - 1977 CQ-TV 80 to CQ-TV 100"
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=====Issue 100 November 1977===== | =====Issue 100 November 1977===== | ||
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|20 years ago | |20 years ago | ||
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=====Issue 99 August 1977===== | =====Issue 99 August 1977===== | ||
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| − | ! style="text-align:left;"|Article | + | ! style="width:400px; text-align:left;"|Article |
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|BATC at Ally Pally | |BATC at Ally Pally | ||
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=====Issue 98 May 1977===== | =====Issue 98 May 1977===== | ||
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| − | ! style="text-align:left;"|Article | + | ! style="width:400px; text-align:left;"|Article |
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|70cm wideband pre amp | |70cm wideband pre amp | ||
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=====Issue 97 February 1977===== | =====Issue 97 February 1977===== | ||
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| − | ! style="text-align:left;"|Article | + | ! style="width:400px; text-align:left;"|Article |
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|Scope trigger unit | |Scope trigger unit | ||
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=====Issue 96 November 1976===== | =====Issue 96 November 1976===== | ||
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| − | ! style="text-align:left;"|Article | + | ! style="width:400px; text-align:left;"|Article |
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|741 IC tester | |741 IC tester | ||
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=====Issue 95 August 1976===== | =====Issue 95 August 1976===== | ||
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|CRT display for fast to slow converters | |CRT display for fast to slow converters | ||
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=====Issue 94 May 1976===== | =====Issue 94 May 1976===== | ||
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| − | ! style="text-align:left;"|Article | + | ! style="width:400px; text-align:left;"|Article |
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|An integrated circuit jig | |An integrated circuit jig | ||
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=====Issue 93 February 1976===== | =====Issue 93 February 1976===== | ||
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|Oscilloscope calibrator | |Oscilloscope calibrator | ||
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=====Issue 92 November 1975===== | =====Issue 92 November 1975===== | ||
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|BATC convention report SSTV at Aston | |BATC convention report SSTV at Aston | ||
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=====Issue 91 August 1975===== | =====Issue 91 August 1975===== | ||
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| − | ! style="text-align:left;"|Article | + | ! style="width:400px; text-align:left;"|Article |
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|An amateur tripod | |An amateur tripod | ||
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=====Issue 90 May 1975===== | =====Issue 90 May 1975===== | ||
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|An IC scan protection circuit | |An IC scan protection circuit | ||
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=====Issue 89 February 1975===== | =====Issue 89 February 1975===== | ||
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| − | ! style="text-align:left;"|Article | + | ! style="width:400px; text-align:left;"|Article |
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|7Ocm sweep unit for aligning VHF video | |7Ocm sweep unit for aligning VHF video | ||
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=====Issue 88 November 1974===== | =====Issue 88 November 1974===== | ||
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| − | ! style="text-align:left;"|Article | + | ! style="width:400px; text-align:left;"|Article |
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|Facsimile | |Facsimile | ||
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=====Issue 87 July 1974===== | =====Issue 87 July 1974===== | ||
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|1.2KHz active bandpass filter | |1.2KHz active bandpass filter | ||
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=====Issue 86 May 1974===== | =====Issue 86 May 1974===== | ||
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|Integrated circuits part 15 | |Integrated circuits part 15 | ||
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=====Issue 85 February 1974===== | =====Issue 85 February 1974===== | ||
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|Amateurs in the microwave band | |Amateurs in the microwave band | ||
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=====Issue 84 December 1973===== | =====Issue 84 December 1973===== | ||
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|625 line SPG | |625 line SPG | ||
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=====Issue 83 September 1973===== | =====Issue 83 September 1973===== | ||
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|70cm absorption wavemeter | |70cm absorption wavemeter | ||
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=====Issue 82 May 1973===== | =====Issue 82 May 1973===== | ||
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|405 line SPG | |405 line SPG | ||
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=====Issue 81 February 1973===== | =====Issue 81 February 1973===== | ||
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|Flying spot SSTV scanner | |Flying spot SSTV scanner | ||
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=====Issue 80 November 1972 ===== | =====Issue 80 November 1972 ===== | ||
[[File:80covers.JPG||thumb|Example picture]] | [[File:80covers.JPG||thumb|Example picture]] | ||
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|BATC constitution. ( no longer current ) | |BATC constitution. ( no longer current ) | ||
Revision as of 17:30, 9 April 2016
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
| 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
| Article | Page |
|---|---|
| 405 line SPG | 10 |
| Integrated circuits part 12 | 21 |
| Transistor field scan circuits | 6 |
| Video attenuator | 18 |
Issue 81 February 1973
| 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
| 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 |