Comments: This little circuit indicates the basic integrity of a printed board, detecting 0V, positive supply voltage from less than 3V t...
Sabtu, 29 Oktober 2011
Kamis, 27 Oktober 2011
E-B-C Transistor Pin Identifier
Circuit operation: A three-phase wave form is derived from the 350Hz ring-of-three oscillator formed by IC1A, IC1B and IC1C, and applied ...
Senin, 17 Oktober 2011
Solid-state Fender Blackface Preamp
Parts: P1,P2__________220K Linear Potentiometers (or 250K) P3______________10K Linear Potentiometer P4_______________1M Log. Potentiome...
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