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Here are the articles and the designs I made for the Swedish magazine
"Radio & Television" during the years 1972-1985. |
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November
1972 |
Crispening circuit for Philips VCR
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December
1972 |
Digital clock with
National Semiconductor's MM5311 and six Philips ZM1320 |
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January
1973 |
Digital darkroom
timer |
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February
1973 |
Alarm circuit for
the digital clock
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March
1973 |
Digital stopwatch
with ZM1320 |
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April
1973 |
Tone burst
generator |
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May
1973 |
Low noise RIAA-preamp with National LM381A
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June
1973 |
Universal frequency counter for 200 MHz or 500 MHz (with prescaler) |
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July
1973 |
Digital dice |
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Spetember
1973 |
Stereo signal
generator |
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October
1973 |
Color
video
generator - the first service generator with complete CCIR sync! |
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November
1973 |
Digital
combination lock |
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December
1973 |
Function generator built around Intersil 8038CC |
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March
1974 |
Versatile low
voltage power supply using a bunch of LM7800 and LM7900
stabilizers. |
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April
1974 |
FM-tuner with Mullard's modules LP1185 and LP1186 |
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May
1974 |
Headphones
amplifier with National LM377N
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September
1974 |
New darkroom timer
with display |
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October
1974 |
A ten-bands Equalizer |
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April
1975 |
Four channel
receiver with decoders for SQ and CD4
Includes the ICs TCA730, TCA740, MC1312, MC1314, MC1315, QSI-5022, LM377, LM381,
TCA290. Modules LP1185, LP1186, LP1400. |
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November
1976 |
Peak-level audio
indicator with Siemens TAA4761A and UAA180. |
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December
1976 |
For the car - Tachometer with LEDs using LM2907N and UAA180. |
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January
1977 |
Optocoupler for
video input to the TV-set |
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April
1977 |
Noise generator
with NS LM5837N
for audio measurements. |
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April
1977 |
Active filter for audio |
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May
1977 |
Noise suppressor
for car radio (built with Philips TDA1001)
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May
1977 |
Frequency
indicator for VHF-receivers
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September
1977 |
A new designed stereo test generator |
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January
1978 |
TV-game with
National Semiconductor's MM53114 |
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March
1978 |
Yet another darkroom timer |
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April
1978 |
Here we start to
make a personal computer using Motorola's D2-kit as CPU-board
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June
1978 |
How to modify the
D2-kit, this became a series of articles all the way to 1982...
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January
1979 |
EPROM-programmer
for the computer
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August
1979 |
A video terminal built around Philips SAA5020 and SAA5052 |
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