Modulator Amplifier (V1574E)

This circuit is from a 1938 tube manual. Transformers are the critical components. Component values are given.

Photo Complementary Detector (CB14633E)
This circuit is from a 1978 optoelectronics manual from Texas Instruments. The transistor can be a...
Infrared Remote Control Transmitter (CB18723E)
This circuit can be used with the CIR12053 receiver or with others shown in this section of the...
Transistor Srhift Register (CB14818E)
We found this configuration in the 1964 RCA transistors manual. As indicator loads in each stage,...