Direct Coupling Amplifier (CB20042E)

Applications for this circuit include hearing aid, stethoscope, etc. Transistors are general purpose and powered by a single 1.5 V battery.

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Rectangular Pulse Generator (CB18915E)
This circuit uses a unijunction transistor in a different configuration to generate rectangular pulses at...
Ladder Generator (CB18909E)
What this circuit does is generate a signal in a ladder pattern, containing steps in which the...
50 ohm line driver 2 (CB6222E)
This circuit was suggested by General Electric / RCA in a 1980s documentation. The components are of...