Slow Start for Model Railroad (CB4723E)

This circuit simulates the actual departure of a train as the speed increases slowly. The power transistor must be heat sink mounted.

DRV8x Brushed Motors Driver
April 2017 - New Texas Instruments DRV8x brush motor drivers for 1.7 to 8 A currents and voltages...
Stage with FET and Bipolar (CB6152E)
This circuit is from an Electronics World of 1967. The described calculations can be applied to...
Transceiver To 13.5 MHz (CB4411E)
This high power transceiver provides a few watts of output thus enabling long distance...