This circuit transmits in the FM band. It is a good range FM transmitter found in a 90's Silicon Chip documentation. The integrated circuit used can be difficult to obtain.
This circuit was sent by our longtime collaborator, Adriano Muniz Moura – Pirapora-MG. The...
This circuit was obtained from documentation from the 90s. The solution that can be found...
This transistor tester circuit is a little more sophisticated than the previous two (CB18918E and...