40W Voltage Inverter (CB25375E)

This powerful inverter provides a high-quality sine wave signal. I found it in a Radio Electronics issue from April 1991. The output power is 40W

| Clique na imagem para ampliar |

Comparator With Op. Amp. (MSB069E)
This simulation shows how to use an operational amplifier as a voltage comparator. The sample uses the...
Telephone Conversations Automatic Recording (CB17296E)
This circuit automatically activates the relay when the phone is answered, closing the record...
Vehicle Alarm (CB4867E)
This car alarm was found in an American '80s documentation. The circuit automatically activates...