This circuit appears elsewhere in this section, obtained from other documentation. The circuit is for lead-acid batteries and the lamp can be replaced by high brightness LEDs.
The transmission range of this transmitter can be between medium and short waves depending on the...
This circuit was sent by reader and collaborator Adriano Muniz Moura from Pirapora – MG. The...
This circuit was obtained from an Electronics World of 1968. The transistor may be general purpose and...