This is a typical circuit of a PROM programmer from the 70s. It appeared in the magazine Radio Electronics in 1979. Note that the programming was done manually byte by byte using switches.
This TTL circuit must be powered by a voltage of 5 V. The circuit provides pulses of 1...
This circuit is based on a Texas LinMOS integrated circuit that consists of an operational...
This circuit is a wireless temperature transmitter for RF signals in the range of 0.2 to 2 MHz...