TDA 2050 - LM 1875 Power Amplifier Cirrcuit Diagram

This is the IC based TDA 2050 - LM 1875 Audio Power Amplifier Cirrcuit Diagram. This is not an usual circuit, but an attempt...

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Simple Simulated inductor Circuit Diagram

This is the Simple Simulated inductor Circuit Diagram. In the this circuit With a constant current excitation, the voltage dropped across an inductance in-(in...

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Electronic 12VDC To 120VAC Inverter Circuit Diagram

This is the simple power supply based Electronic 12VDC To 120VAC Inverter Circuit Diagram.  It takes 12 VDC and steps it up to 120...

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IC 555 Burglar Alarm Circuit Diagram

Burglar alarm circuit or Theft alarm circuits are available in several forms. The above circuit was one of that kind using timer IC 555...

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Electronic Low-volts Alarm Circuit Diagram

This is the simple Electronic Low-volts Alarm Circuit Diagram. This inexpensive dc supply-voltage monitor sounds a warning when the voltage falls below a preset...

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Simple Miniature Loop Alarm Circuit Diagram

This is the Simple Miniature Loop Alarm Circuit Diagram. The simple construction, reliable operation, very small power consumption, and, most of all, small size....

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Simple Cathode led Display Circuit Diagram

This is the Simple Cathode led Display Circuit Diagram. Teledyne TSC7135 DVM chip is used to drive a multiplexed 5-digit display. A CD4513BE CMOS...

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Using IC 555 Burglar Alarm Circuit Diagram

Burglar alarm circuit or Theft alarm circuits are available in several forms. The above circuit was one of that kind using timer IC 555...

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Cheap and Simple Gate Alarm Circuit Diagram

This is the Cheap and Simple Gate Alarm Circuit Diagram. A cheap and simple gate alarm made from a single CMOS Integrated Circuit.  Cheap and...

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Fast Symmetrical Zener Clipper Circuit Diagram

This is the simple Fast Symmetrical Zener Clipper Circuit Diagram. The problem with using two zeners back to back in series to get symmetrical...

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New Simple Lie detector Circuit Diagram

This is the New Simple Lie detector Circuit Diagram. The two probes shown are held in the hands and the skin resistance applies bias...

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Simple Transmission Indicator Circuit Diagram

This is the Simple Transmission Indicator Circuit Diagram. This circuit the push-to-talk button is closed the light will go on. The antenna samples the...

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Simple Preamplifier and High to Low impedance Converter Circuit Diagram

This is the Simple Preamplifier and High to Low impedance Converter Circuit Diagram. This circuit matches the very high impedance of ceramic cartridges, unity...

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Electrical Sun powered Alarm Circuit Diagram

This is the simple Electrical Sun powered Alarm Circuit Diagram. This Circuit turns on when light (sunlight) strikes photocell. Potentiometer R sets light level...

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F-V Converter With Sample And Hold Circuit Diagram

This is the simple Frequency/Voltage Converter With Sample And Hold Circuit Diagram. U1 is a frequency/voltage converter, feeding sample-and-hold circuit using an LF381. An...

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High Voltage Power Supply 10kV Circuit Diagram

This is smart High Voltage Power Supply 10kV Circuit Diagram. Be very carefull with this power supply because uses 220V mains and has 10KV...

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Simple Watch Tick Timer Circuit Diagram

This is the Simple Watch Tick Timer Circuit Diagram. This circuit adapts a frequency counter to measure intervals. It was originally used as a...

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Tester for 74xx04 and 74xx14 ICs Circuit Diagram

The integrated circuits (ICs) 74xx04 and 74xx14 are very frequently used and reused during circuit design. Here xx stands for HC, HCT, AC and...

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Simple Resistance ratio Detector Circuit Diagram

This is the Simple Resistance ratio Detector Circuit Diagram.  Photoelectric control, temperature detection and moisture sensing require a circuit that can accurately detect a...

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