Explorer for all ranges (T1098E)

This circuit was found in a Radio Craft from October 1946. Power supply not shown, and tubes are 1.5V filament types.

100 MHz Oscillator (CB6187E)
This 80's Motorola circuit can generate 100 MHz signals, but they can reach 200 MHz with the...
Wireless AM Microphone (CB1390E)
This simple AM transmitter for very small ranges uses in the original version of the 1970s, a...
Logic Controlled Regulator (CB25734E)
We found this circuit in the July 1994 issue of Electronics Now magazine. The circuit can use...