1993 - 1997 CQ-TV 161 to CQ-TV 180

Issue 180 November 1997

Article	Page
A common date/time standard	9
ATV via MIR	50
An American IN ANTA (French ATV org)	46
Circuit Notebook 62 - Off-air freq standard	73
Experimenting with Video	57
First Passed the Tape - mag tape restoration	81
Flat Plate Aerial	86
GW ATV Demonstration	31
I.B.C. Review	5
Open Video Festival	77
PIC Dream - Character generator	79
Rotator Zebedee	7
The nature of Video - Part 1	13
Update on ATV repeaters	24

Issue 179 August 1997

Article	Page
A 13cm power amplifier	15
A Mechanical Monitor	74
A Video AGC update - PCB design	82
BATC at IBC '97	5
Betamax video PAL repairs	37
Circuit Notebook 61 - Fade to Black	10
Feeder cable fed pre-amp PSU protector	13
How to convert the SRX200/100 for ATV 23cms	58
Live at Studio Five!	75
Poor Frame Lock on Ferguson TX9s	57
Starie’s Stories - Lime Grove Studios	52
The Pre-history of ATV	29
The Story of the Radio Microphone	67

Issue 178 May 1997

Article	Page
13cm Amateur Television	43
A Slice of PYE - Early PYE Cameras	18
Beyond TTL Part 13 - PIC Programmer	28
Channel 5 Ghost Story	51
Circuit Notebook 60 - Frequency Burst Gen	57
Dead Ducks and Forgotten Formats	6
LUXOR 180 series as a TV Monitor	14
Slow Scan TV, an Overture	76
UK Repeater Update	40

Issue 177 February 1997

Article	Page
24cms ATV Transmitter – Review	14
3cm Signal Strength Meter	6
3cm Tips 2	7
A Tale of Alexandra Palace	43
A Video Inverting Amplifier	12
An Introduction to One Group’s 24GHz Experiences	80
BATC Accounts for 1995	46
Beyond TTL Part 12 - PIC programming	48
SPLASH - a review (spectrum management)	54
SSTV or FAX?	63
Signal Calculations	76
The TV History Man	17

Issue 176 November 1996

Article	Page
ATV Repeater GB3TM Equipment used	21
CAT97 a review	17
Circuit Notebook 59, comms system	12
Enhancement to the Sony Video Printer	70
GUNNMOD2 & TVRO a review	60
Improving VIC 20 video	9
I2C Logic for the GB3EY repeater	64
Mods for the Tatung Earlybird Satellite Receiver	24
Narrow Band FM ATV Reception	41
The Chrominance Equaliser	47
The NE568 as a Wideband FM Demodulator	89
Video Editing on a PC	55

Issue 175 August 1996

Article	Page
A 12V to 24V DC-DC Transformer	46
A PIC programmer	60
A brief intro to PIC microcontrollers	57
A horizontal aperture corrector	87
An 8 channel Audio and Video Mixer	65
Circuit Notebook 58 - Remote updating I2C Logic	47
NE592 vs EL2020 Video op amp group test	34
PYE Squared, a history of the image orthicon	21
Remote Power Supplies	31
Squarials for 23cms	83
Using Gunnmod2 with High Power Diodes	29

Issue 174 May 1996

Article	Page
10GHz Gunn Diode Controller	66
Aerials for 24cm ATV	53
Chrominance Equaliser/Booster	60
Digital Digest - All about MPEG 2	23
Digital Digest - Even more about MPEG 2	38
Step-up Voltage converter for LNBs	77
Sweet Talk - digital speech	75
Television sync pulse generator	31
Transmitter/Exciter for 13cm	15
Vision Switcher	19

Issue 173 February 1996

Article	Page
A phase locked ASC generator	46
An NBTV pattern generator	56
Beyond TTL Part 11, EPROM programmer	7
Circuit Notebook 57, video sync stripper	31
G0LOV & G4LUE callbook review	59
Slow Scan for the PC	51
Video Titler	61

Issue 172 November 1995

Article	Page
24cm Horizontal Antenna	46
A Fair Wind on Three	24
BATC Accounts for 1994	50
BATC Contest rules for 1996	69
BSB - Tuner transplants	11
Beyond TTL - scoreboard software	33
Circuit Notebook 56 - video switcher	29
Filtech - Filter design software	15
Fixing the Image - History of Video recording	62
GB3VR - A Quick Tour	48
Spectrum of FM ATV	76
Testcard Generator Modifications (Cropredy)	87
The North Sea spanned on 3cms	38
Transmitting LNBs Revisited	82
Video AGC Circuit for ATV	85

Issue 171 August 1995

Article	Page
Beyond TTL - Z80 machine code	13
Circuit Notebook 55 - Control by DTMF	10
GB3HV Teletext service	24
Repeater Updates and Developments	23
Television Production for the BATC	17
The Green Machine - Development of EMI203 camera	28
Transmitting LNBs - Part 2	55
Update on 23cms ATV repeaters	22

Issue 170 May 1995

Article	Page
3cms Made Easier	18
A Unit worth its weight in Gold - repeater monitor	65
Beyond TTL - EPROM programmer re-visited	22
Calibrating 10GHz RX systems	12
Circuit Notebook 55 - Automatic Video Fader	13
Digital Mirror Devices - Video projection	27
Further Notes on the LNB Transmitter	45
Layan - Circuit layout program, A Review	34
Marconi Blue Cap LNB Transmitter	39
PCB Production, A New Method	16
Two from John - PCB damage + Poor syncs	20

Issue 169 February 1995

Article	Page
10GHz ATV Experiments	23
23cms Pre-amp	16
A power supply checker	69
A simple 24cm Transmitter	55
A trip to England	77
Beyond TTL - Character generator	35
Calibrating the BATC 1296 receiver	68
Circuit Notebook 53 - 4 input video unit	12
Computer aided logging programs	41
Converting the RKU10 LNB for 3cms	37
Microwave frequency meter	10
Simple Video Fader	8
Some aspects of repeater design	71
Sync Tip AFC	21
The Pharagrab Board	14
Using Television - part 6	25

Issue 168 November 1994

Article	Page
13cm ATV TX a la CQ-TV 160	75
ATV Receiver from a surplus PACE SS3000	45
ATV Repeater GB3TM - Press release	39
BATC Accounts for 1993	48
BATC BGM and the future of ATV	7
Beyond TTL - EPROM programmer update for the PC	50
Fine Tuning the ZNA234 Pattern and Sync Generator	64
Flying Spots and the Eidophor	28
GB3UD Repeater Group Test Card	32
Mods for the Panasonic WV-1400/B B&W camera	17
Notes on the On-screen Level Indicator in 142	62
Philips Colour Monitor type HCS3 modifications	23
Radar Clipping to Sync Level	38
SSTV for the Amiga computer	73
Sansui VX-99 Vision Processor mods	40
Using the MC 13077 Encoder IC	34
Videocrypt - An overview	66

Issue 167 August 1994

Article	Page
24cm PreAmplifier	30
405 line - Sync Pulse generator	16
ATV in space: RRODL on MIR	44
Automatic Test Signal for TX	18
Chunnel vision!!! special event station report	41
Fun & Frustration of Home Construction	46
Getting the best from the BATC BBS	20
Intercarrier Sound Generator	58
Phillips/Ferguson BSB Satellite Rx Mods for ATV	33
Unattended Operation is Illegal	9
Using Television - part 5 – Editing	66

Issue 166 May 1994

Article	Page
23cm FE ATV TX using surface mount techniques	9
Batmax - A Matrix Control System	24
Circuit Notebook 52 - Video over twisted pairs	56
EPROM programmer for PCs and Compatibles	40
Narrow Video TX filter	79
SATFAX - 360 Colour FAX - A first!	30
Some 3cm Operating Tips	31
The HSP Digital Test Card "C" Generator	66
To switch or not to switch, that is the question	46
Video cross fader	49

Issue 165 February 1994

Article	Page
Amateur FAX with your PC, the JFAX system	26
Circuit notebook 51 - Faders and Switchers	72
IARU Region 1 conference report	55
Living with the BATC	53
Making printed circuit boards	20
Marconi Mk. IV - The return home	59
PC video digitizer	62
Rigonda TV mods (VL100) for use as a Monitor	33
Synthesised 24cm FM TV Transmitter	9
Test Card program (IBM)	57
Using Television - part 4, camera framing	45
Using non 75W video cables	26

Issue 164 November 1993

Article	Page
24cm Divide by 1000 Prescaler	29
70Cm ATV Receive Converter	15
BATC Accounts	70
Circuit Notebook 50 - Latching relays	49
Fun and Games with a Prescaler	68
Low Power Video Buffer	24
Modifying the BSB compact LNB for 3cm	42
Mods to the Compendium 3cm Design	27
NKM-Electronic Mobilrec Mobile Satellite Receiver	53
Pasokon TV - The Slow Scan Revolution?	9
Second Thoughts on Trevor’s Sync Normaliser	67
Slow Scan or Facsimile?	31
Teletron Watchdog	51
Universal Pulse Generator (simple design)	50
Using Television - part 3	32

Issue 163 August 1993

Article	Page
A Simple Low Cost 23cm Line Amp	48
BATC 24cm Transmitter Notes	74
BSB - part 5	31
Beyond TTL 49 - Spectrum Computer Repeater info	49
Circuit Notebook 49 - Morse keyer	36
GB3PV Progress	54
Just a Few Lines - Vintage Wireless	56
Men with a Mission - blast from the Committee	38
PCB’s Down the Line - get design from our BBS	43
PLL Synthesised 70cm	61
Pont PSA-100 FFT Spectrum Analyser	83
Poor Mans CAE 1 & 2 (design software)	27
Prosat II Software (Weather pictures on an IBM)	57
Serial to Parallel Keyboard	40
Sync Normaliser	16
The Harlaxton show (1993)	9
Tuning 70cm (using a TV or VCR)	25
Using Television - part 2	10
What is NBTV?	80

Issue 162 May 1993

Article	Page
4-Rail Power Supply Unit	83
A Watt Meter for 24cm	60
An Internal 24cm SWR bridge	25
BSB receivers - part 4	76
GB3TM - a 23cm ATV repeater for North Wales	23
Genlocking the Cropredy Testcard Generator	40
How to Repair Electronic Equipment	46
On-screen Video Level Indicator	27
Phoenix 16 element 70cm Aerial	37
Simple Wipe Key Unit	53
Smith Blocks to Non-Linear, 50 years of VT editing	55
Solid State Broadband 80W Amplifier for 24cm	9
The Parabolic 24cm ATV Units	67
Using Television - part 1	17
Video opamps	51

Issue 161 February 1993

Article	Page
A beginners guide to SSTV	51
ADV is Here! (well, almost...) (digital video)	24
An Insert Generator	21
Auto SCART switching your TV	35
Computer assisted SSTV	80
HDTV the Leo Zucker way	45
How to construct inductors	74
Lighting ATV part 2	27
Mods to the Amstrad Computer Modulator Converter	32
More on modifying BSB receivers	62
Slaving the ZNA234	84
TH2SAT weather system reviewed	75
The BATC 23cm ATV receiver Mk2	9
The Club’s new SSTV book reviewed	43
Waveguide transitions	83