This power control from a 1968 Motorola manual shows how to use a contemporary diac as a zero-crossing detector. The SCR is of the type depending on the power of the load.
The circuit shown in figure 6 provides a TTL logic signal at its output, when the LM3911...
This pair amplifier complements BC548 and BC558 provides a power of a few hundred milliwatts of...
September 2016 - It can be purchased at Mouser Electronics the new REF6000 precision voltage...