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205 articles written by Received by Email

Author: Received by Email

About: Here are the articles received by email from people around the world. Please use the contact form if you have any issues with any of these articles. Thank you!

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ttl power supply monitor

Power Supply Monitor for TTL

Received by Email - 11/06/2012

This simple TTL power supply monitor circuit monitors the 5-volt level TTL power line and gives a signal [...]
Voltage Converter TL497A

TL497A Voltage Converter

Received by Email - 11/05/2012

This voltage converter is built with TL497A and converts an input voltage of 5...12 voltage to a higher [...]
usb booster

USB Power Booster

Received by Email - 07/08/2012

As you probably know, the USB 2.0 ports can deliver up to 500 mA, that means about 2.5W. [...]
hi fi stereo preamplifier circuit schematic

Hi-Fi Stereo Preamp Circuit

Received by Email - 05/23/2011

This Hi Fi stereo preamplifier circuit is built with TDA1054 IC from SGS. TDA1054 is a 16-pin DIL [...]
humidity controlled switch circuit schematic

Humidity Control Switch Circuit

Received by Email - 12/03/2010

This humidity controlled switch circuit turns on and off an electrical load (for example a heater) depending on [...]
tremolo effect circuit schematic

DIY Tremolo Effect Circuit

Received by Email - 11/17/2010

This tremolo effect circuit uses the XR2206 and the TCA730 IC which is designed as an electronic balance [...]
audio processor circuit schematic

Audio Processor Circuit

Received by Email - 11/16/2010

This audio processor circuit features the SSM2045 IC which was developed specially for electronic music applications and the [...]
cheap metal detector circuit schematic

Cheap Metal Detector Circuit

Received by Email - 09/09/2010

The working principle of this cheap and easy to build metal detector circuit consists in mixing two equal [...]
wind sound effect generator circuit schematic

Wind Sound Effects Circuit

Received by Email - 09/07/2010

This wind sound effect generator circuit perfectly imitate the noise of the wind. Transistor T1 is connected as [...]
sound generator circuit schematic

Sound Generator: The Old West Sounds

Received by Email - 08/02/2010

This sound generator circuit will produce 6 sound effects from the old west and it shows how far [...]