This 130 V drive uses an integrated circuit not very easy to find, which is the LM143. The circuit is suggested by National Semiconductor in its 1994 Linear Applications Handbook.
Written in an article in Radio Electronics magazine in April 1987, this circuit triggers an alarm...
This is the receiver circuit for the previous transmitter. The circuit has a programming key to...
This is an example of a temperature sensor shield using the Texas Instruments TMP390 obtained from...