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Radio Electronics
Magazine April 1975
Articles include:
Burglar alarm circuits;
build them with Cosmos IC's.
Extra audio signals you never bargained for.
IC update; pseudo-random circuits.
TV typewriter II; final details.
Tick
timer; build it tonight.
Add CCTV to MATV; it's easier than you think.
Using the curve tracer.
Plus:
* Step-by-step troubleshooting charts
* Jack Darr's
service clinic
* Equipment reports
* R-E's replacement transistor directory
Condition:
G/VG
$8.00
Go to all Radio Electronics magazines
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