| A linear circuit consisting of an input buffer, IC1a, and output-scaling amplifier, IC1b, two zener diodes, D1 and D2, and several other c...
| A linear circuit consisting of an input buffer, IC1a, and output-scaling amplifier, IC1b, two zener diodes, D1 and D2, and several other c...
| Digital voltmeters are popular tools for anyone wishing to measure electrical voltages. The circuit described here is, we feel, unique bec...
| An RF signal generator is used for repairing radio/TV circuits, checking filters, aligning receivers, and for comparative sensitivity...
| The design, consisting of an electric microphone, amplifier, and moving-coil meter, arranges for the meter to give a reading that is lin...
| This circuit allows you to accurately measure the capacity of a rechargeable battery by discharging it at a constant current until the deep...