alarm circuit diagrams Simple Alarm Circuit using 12C509, 2N7000, 78L05
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Nikon gps circuit
Nikon gps circuit Nikon gps circuit There are also versions elsewhere on the internet that utilise bluetooth serial modules to allow the GPS to remain in a backpack completely out of the way – either more expense or more complicated DIY though I’d have thought. Looking at the wealth of similar projects on the net […]
3 way active crossover , 4 Way Crossover Schema
3 way active crossover , 4 Way Crossover Schema 4 way active crossover, Audio Trebel, Audio Midel, Audio Sub wofer, Audio Midel Bas
Make a simple power amplifier-BC547 – 1watts
Make a simple power amplifier-BC547 – 1watts This circuit is probably my most used AF power amplifier circuit in my own homebrew equipment.This circuit will deliver the full 1 watt output with about 400mV RMS of drive voltage, but for other input levels you can set the gain by adjusting the value of R8. The […]
Phone Line Controller circuit
Phone Line Controller circuit using CM8870, PIC16F84A, 4N35, BC547, 7805
