Found in documentation from 1924, this receiver has several sets of coils. Power is supplied by several batteries and listening on high-impedance headphones.
The presented circuit is suggested by Texas Instruments (www.ti.com) in its Application Report...
June 2016 - Mouser Electronics is providing the controller with N-channel MOSFET for IGBTs and...
Closing and opening S1 for a moment to charge the capacitor, the transistor conducts the load. The...