The integrated circuit used in this amplifier is uncommon today, since the project is from the 90s. The power is 24 V, and the gain of the circuit is 40dB. The input resistance is 1 M ohms.
This is the receiver for the CB17133E. Its main feature is that it uses only transistors. The...
This integrator circuit uses the junction FETs which can also be the BF245 or MPF102. The...
Found in a Philips documentation from 1967, this circuit is intended for applications with...