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HERE ELECTRONIC CIRCUITs

Welcome to AFIATA.COM Information of basic electronic circuits for repair and project HERE ELECTRONIC CIRCUITs The most popular circuit and has been test The most complete and popular project Circuits centre ELECTRONIC CIRCUIT FOR REPAIR

TV transmitter VHF Bands I, II, or band III

This TV transmitter will handle frequencies up to about 250MHz, so it will work perfectly if you have on your telly. In principle, the transmitter should work up to 500MHz or more, using the BF959 bipolar transistor. You should be able to generate a signal on UHF channel 21, but I have not (yet) tried […]

Higher brightness variable circuit

Higher brightness variable circuit using LM334Z, BC558

220v Audio vu meter circuit

220v Audio vu meter circuit using TIC226D 220v Audio vu meter circuit using TIC226D

Audio filter

Audio filter using TL072 circuit diagram This audio filter using TL072 is a 24 dB octave filter with a Bessel character and cutoff frequency of 200 Hz. So, if you are interested in experimenting with audio circuits in audio filter using TL072 range, this circuit is for you. In audio filter using TL072  range, all […]

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