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Digital AVR frequency meter
Posted 15 April -
Automatically switches off DMM
Posted 12 October -
Create multicolored LEDs
Posted 12 October -
Voltage curves on PC
Posted 12 October -
Ultrasonic Parking Sonar Schematic
Posted 28 July -
Battery Solutions for Energy Harvesting
Posted 28 July -
Simple Gas Leak Detector Circuit
Posted 30 April -
FTDI Infrared
Posted 28 April -
3 Axis Accelerometer Using PIC16F887
Posted 25 April -
Simple 3V adjustable Car adapter
Posted 14 April
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Sound Sensor Schematics
Here is simple sound sensor schematic, it's use only one IC and and two transistor to drive the relay. this schematics can change the sensitivity using VR resistor also. I think this schematics ...
- Posted 5 November
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Surround Sound Decoder
Surround Sound Decoder...[more] : This surround-sound decoder is based on the "Hafler" principle, first discovered by David Hafler sometime in the early1970s. The original idea was to ...
- Posted 21 August
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Digital Delay Unit for Surround Sound
Digital Delay Unit for Surround Sound...[more] : Digital volume control has log taper: 04/11/2002 EDN - Design Ideas / Digital potentiometers provide ...
- Posted 21 August
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ESP SIM Sound Impairment Monitor)
ESP SIM Sound Impairment Monitor)...[more] : a method of determining just how much your amplifier modifies the original signal ...
- Posted 21 August
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Acoustic Simulator for Headphone Amplifiers
Acoustic Simulator for Headphone Amplifiers...[more] : a simple RC filter that creates a more realistic sound image in headphones by electronically mimicking spatial hearing with ...
- Posted 21 August
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Voice Over Circuit
Voice Over Circuit...[more] : Switches automatically from sound source to microph1-when enough sound comes in from microphone. ...
- Posted 21 August
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High Quality Sound Mixer
High Quality Sound Mixer...[more] : very ambitious and expected to be very expensive mixer project, modular design ...
- Posted 21 August
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