This sophisticated moving bar indicator circuit with the LM3915 is from a Radio Electronics magazine from May 1985. The two-channel circuit includes the power supply.
This circuit was found in American documentation from the 90's. The circuit applies to any...
We found this circuit in a 2005 Linear Technology manual. The circuit makes use of the LT6101 and...
The 3-digit AD converter on this circuit is not very common today. It uses 2 integrated circuits to...