1-Ttube reflex receiver (T1555E)

This one-tube circuit is equivalent to the previous one. We find it in a 1924 book by Gernsback, Power is made by batteries.

PE55K Series Clock Oscillators to 2.5 and 3.3 V (COM085E)
September 2016 - Mouser Electronics is offering the new oscillator clock PECL series PE55K of the...
Quick limiter with zener (CB8245E)
This symmetrical limiter or reaper circuit is based on a zener diode. Voltage drop across common...
4046 Two-Phase VCO (CB25757E)
This circuit was found in the August 1994 issue of Electronics Now magazine. The 4046 is uncommon...