Microtransmitter (CB23726E)

This microtransmitter ou wireless microphone uses a CK722.or carbon microphone. The circuit was found ina january 1961 Radio Electronics magazine.

Electronic Dice (CB12221E)
This TTL dice is from an old publication from 1978, but it can still be assembled, as the...
Full wave rectifier (CB9455E)
This precision signal rectifier was found in an Electronic Design. The components used are from...
OR gate LM3900 (CB14200E)
We found this setting in the National Semiconductor Linear Applications Handbook. The base is an...