Short Wave Converter (T987E)

The conversion range of this circuit depends on the coil. The circuit uses two tubes, and the power supply is not provided.

20W amplifier per channel with the TPA3100D2 (Cb23591E)
The TPA3100D2 integrated circuit from Texas Instruments (www.ti.com) consists of an efficient...
28 V Lock (CB7236E)
This circuit was found in a 1965 General Electric publication. The circuit can be adapted to...
Common Source HFET Amplifier (CB25569E)
This circuit, which combines a bipolar with any JFET, was found in the April 1993 issue of...