This circuit was found in a 1975 documentation. The SCR can be of any type and in this case, we have the horn activation. The relay must be a 12 V type with high contact current.
April 2017 - Mouser Electronics is providing Vishay's new VCNT2020 optical sensors for position...
This circuit also detects leaks and rain. I found it in a 1967 English magazine, but it can be...
This interesting circuit provides an output proportional to the input voltage, regardless of its...