Temperature interface (CB20543E)

This temperature sensor shield or interface was found in a PC English documentation from 1996.

High Pass RLC Filter (CB6739E)
Found in old documentation, this circuit is tuned to pass signals below 245 Hz with a level of...
Manually triggered VCO (CB19082E)
The CMOS 4046 integrated circuit is not very common today, consisting of a very efficient PLL for...
60 Hz TTL (CB17564E)
This circuit, which appears in direct applications on the website or as part of other articles, uses a...