This transmitter for the 40 meter or 7 MHz band was found in a magazine 73 for radio amateurs of the 90s. The circuit has a power of ½ W.
This circuit was found in a 1982 Maplin magazine (England Component Store). The circuit has...
This clipper or limiter circuit limits the amplitude of AM or FM audio signals. The diodes are...
This circuit turns on and off from pulses applied to the CLK input. The output 0 goes to the “’1"...