This circuit of old medical documentation generates pulses in a ratio of 20 to 300 and duration of 3 ms. The circuit has biomedical applications and can use modern equivalent components.
This circuit was obtained from an English magazine from 1976. The circuit operates two LEDs and...
Found in a publication from the 60's, this power supply has no regulation, but only current...
This circuit can use the LM148 and its more modern equivalents, generating a sinusoidal signal whose...