This is the receiver for the previous transmitter. The signal consists of digital pulses with a compatible TTL or CMOS output. The integrated circuit is a 4093 and a photodiode of any type.
This circuit of the 80's makes use of components of the time. The circuit is from an American...
With this circuit general purpose diodes and rectifiers can be tested with ease R has 100 ohm for...
This three-transistor amplifier uses a JFET at the input to increase the input impedance. The...