This new loop antenna by Graham Maynard is his best design yet and I am proud to be the first to...
Most audio amplifier systems must have preamplifiers with many different characteristics. These...
You can build an automatic gain control AGC for the superhet receiver with only a few additional...
Video-signal amplitude can be measured with this simple circuit, which is basically a modified...
The IR circuit can be used to switch devices using TV Remote. Normal circuits can switch only one...
On your circuit 5v was the most common voltage for electronic components, everything was 5v, and...
This is circuit that first introduced by Signetics Corporation as the SE555/NE555 about 1971. Pin...
This was a Student Project of mine, it is a very basic instruments that could do most of the...
1999 Buick Regal. Instrument panel lights have failed. Examined fuses related and even those not...
Converser of temperature tension. To be used with a digital multimeter with reach from -40 °C to...
By 0.001 F the first half of the coupling capacitor 556 pairs timer output is supplied to the...