This 4-waveband converter circuit was found in Radio Craft September 1948. The power supply is not given, but the supply voltages are indicated.
The figure shows how to drive a load up to 300 mA with an LM3900. The transistor can be a BD136. We...
This circuit was obtained in a 1969 Mullard manual. The transistors are from that time. The input...
August 2017 - STMicroelectronics' BlueCoin development environment is available at Mouser...