This circuit makes use of a transconductance operational amplifier from the 90s. Formula for the calculation of the components is given next to the diagram.
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...