Found in a 1991 Hobbyst Handbook, this circuit monitors both battery and alternator voltage. The set point is obtained at P1.
This circuit uses only passive components calculated for the desired frequency. We found it in an...
This fourth-order circuit was found on an 80's Radio Electronics. The power supply must be...
This simple circuit controls the brightness of an LED from LDRs, NTCs, PTCs or other resistive sensors....