Turns-off your amplifier when idle for 15 minutes Fed by amplifier tape-output. This circuit...
This handy breadboard header for ATTiny 25/45/85 microcontroller is a new design based on the...
The source connection is tapped into the tuning coil low down, as a means of impedance matching...
Most audio amplifier systems must have preamplifiers with many different characteristics. These...
This topic continues the coverage of audio tone controls. The first entry started with a Passive...
This circuit generates a two-tone effect very much alike the cuckoo song. It can be used for...
An EL lamp is a solid state, low power, uniform area light source. Because of its thin prole (as...
This is a two-way can set the alarm circuit which uses a Schmitt IC, with responsive and sound...
As shown in FIG grounds ISO122P/124 and loop current transmitting circuit XTR101, isolated RTDs...
Direct measurement of soil content measurement circuit different areas of soil moisture,...
Electromagnetic RBI timer simple structure, low price, high school physics experiment teaching is...