Indicated for scanning circuit applications, we found this generator in a Radio Electronics from the 80s. The components used are still common today.
This is the basic full-scale circuit of an LM3914 for voltage measurement or voltage triggering and...
This traditional configuration with the 555 was obtained in an 80s Hands-On Electronics. The relay...
We found this circuit in a 1978 documentation. Its purpose is to avoid current spikes in a small...