20 kHz ring counter (CB6138E)

We found this circuit in an old General Electric documentation. In fact, PUTs are not common components today. The circuit is valid as a reference.

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1 MHz XTAL Oscillator using the 7402 (CB787E)
This TTL oscillator can be used as clock in many applications. The output signal is square and the...
Stereo Headphones Amplifier (CB982E)
The circuit presented in the figure is an amplifier for stereo sources with the Maxim MAX9723...
General Purpose Preamplifier (CB4772E)
Circuits similar to this appear elsewhere in this section. The transistors can be BC549 (low...