Audio Mixer Schematics
on Oct 9, 2009 in Audio Circuit Stereo Mixer - Stereo Line OutSimple two line output combinerMini Mixer2-Input Audio Mixer 3 Line Mixer6 Input Mixer 6-channel Mixer and Amplifier Simple Mixer Audio Mixer Stereo Mixer With LM353FET Audio Mixer High Quality Audio MixerPortable Mixe...

Fiber Optics Schematic
on Oct 9, 2009 in Fiber Optics Circuit Simple Circuit Uses Optical Fiber To Send Relative-Humidity DataPoint-to-Point Fiber Optic Links (PDF) Simple CATV Upstream Fiber-Optic Receiver - Upstream fiber links in a community antenna television (CATV) system. A Thermoelectric Cooler Temperatu...

LED Schematic
on Sep 17, 2009 in Display Circuits Simple LED Flasher - Simple LED flasher by using Nutchip. AC Powered LED Schematic - Light up LED by using AC supply. LED Chaser - Simple LED light chaser. Two Transistor LED Flasher - Flashing LED by using transistor. 16x16 LED Matrix - Prototype of...

Solar
on Sep 15, 2009 in Sensors / Detector Solar Panel Current Meter - This circuit is used to measure the current from a solar panel. AA Battery Solar Charger - This almost trivial circuit may be used to charge a pair of AA or AAA sized rechargeable battery cells from sunlight. Solar charge...

Audio Circuit - Intercom
on Sep 14, 2009 in Audio Circuit 4-Way Intercom Schematic - The Link telephone intercom is designed around two ICs. Simple intercom schematic - The 8 ohm speakers is used as microphone and listening speaker. Homemade Intercom Schematic - Circuit suggestions for the Stereo Intercom.&...

Metal Detector Schematic
on Sep 8, 2009 in Sensors / Detector Simple Metal Detector - Theory and schematic provided by HobbyHourBalance Metal Detector - Each coil modifies the frequency of the adjacent oscillator through mutual couplingMetal Detector - low price and compatibility practically with any proper...

7-Segment LED Schematic
on Sep 8, 2009 in Display Circuits SPI Interface Big 7-Seg LED - circuit uses a serial-in-parallel out shift register.

AC to DC Schematic
on Sep 8, 2009 in Converters Circuits Classic Plus and Minus DC Power Supply - produces both a positive 15v and a negative 15v from a 20vac wall adapter.AC to DC Boost Converter with PFC - Implementation of a AC to DC Boost Converter with power factor correction.Classic Linear 5v Suppl...

Lead Acid Battery Charger
on Jul 15, 2009 in Battery Charger Automatic 12V Battery Charger - This charger will charge any 12V lead acid battery and it is fully automatic.Car Battery Charger - The charger delivers full current until the current drawn by the battery falls to 150 mA.Charge monitor for 12v recharg...

Ultrasonic
on Jan 6, 2009 in Sensors / Detector Ultrasonic Transmitter - This is the schematics for an Ultrasonic Transmitter which will send a signal out into it's surrounding area.Ultrasonic Receiver - The photo depicts the schematics for an Ultrasonic Receiver which will detect the signal from...