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Ultra-sonic sound processing with schema electronic audio

December 12, 2009 · Posted in Projects's · Comment 

Ultra-sonic sound processing with schema electronic audio Parts List SEMICONDUCTORS —————————————————- IC1 567 phase-locked loop, integrated circuit U1 LM386 audio power amplifier, ic Q1, Q2 2N391M NPN transistor Q3 MPF102 JFET transistor RESISTORS (All fixed resistors are 1/4 watt, 5% units.) —————————————————- R1, R2 220,000 ohm R3-R6 2,200 ohm R7 1,000 ohm RS, R14 270 […]

Make suplay power circuit diagram for the best guitar

February 15, 2010 · Posted in Power supply · Comment 

Make suplay power circuit diagram for the best guitar The power supply is again nice and simple, and does not even use traditional regulators for the preamp. The power transformer should be a toroidal for best performance, but a convention tranny will do just fine if you cannot get the toroidal. Do not use a […]

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