This circuit is from a 1968 Electronic Design. The components are from the era and the operating frequency is 60 MHz. No data on the coils is provided.
This simple experimental circuit using only transistor produces a tone given by C1 and C2. Tone is...
This circuit was found in Popular Electronics from 1993. The 1458 consists of a double 555. The...
This signal amplifier for ATV in the 427 to 439 MHz band was found in a magazine 73 for radio...