Tuner with MOSFET (CB6914E)

This circuit serves as a reference for the components used and the time. The circuit is from 1967 RCA documentation. MOSFETs from that time are used.

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100 MHz Emitter Follower Oscillator (CB5119E)
We found this circuit in a 1980s American publication from Motorola. Modern equivalent transistors...
Digital Potentiometer (CB12291E)
This digital potentiometer is from a 1993 publication, but it can be easily assembled today. R1 to...
Instrumentation Amplifier (CB14777E)
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