Pre Amp and Tone Control Kit

Pre-Amp + Tone Control with TDA1524A

…most of power amplifier. Schematic diagram: Pre-Amp + Tone Control Components List: Resistors: R1, R2__________________ 220R R3, R4__________________ 4K7 R5______________________ 2K2 R6______________________ 1K Capacitors: C1, 2, 7, 8, 17_________ 10…

6A regulated variable powersupply

6A / 0-28V Variable Power Supply

…Ohm 1 Watt P3 = 10k trimmer F1 = 1 Amp F2 = 10 amp Circuit Description: This is an easy to make power supply that has reliable, clear and…

guitar preamp circuit

Guitar Pre-Amp with JFET 2N5457

Designed by Don Tillman, this guitar pre-amp circuit design is dedicated for people who don”t like op-amps module. This circuit is a discrete JFET pre-amplifier design, use 2N5457 as the…

Multitone Alarm circuit electronic

DIY Simple Multitone Alarm

…on dual op-amp MC1458 and LM 380. The two op amps inside the MC 1458 are used to produce square and triangular waves. LM 380 is used to amplify the…

Two Station Intercom Circuit Electronic

Two Station Intercom based on LM386

This a two station intercom. It uses two wires to run between each intercom unit. Each is self contained with its own battery, speaker, microphone and amplifier circuit. An LM386…

Harmonic Sweetener Circuit Electronic

Harmonic Sweetener Guitar Effect

amplified signal goes through four other op amps, in which the wet signal that comes out of the 4th op amp in the clipper segment is clipped. This clipped signal…

Electro-harmonix graphic equalizer circuit

Electro Harmonix Graphic Equalizer

…combination versus the frequency. For the op-amp, you can use op-amp IC TRX6221, NE5532 or LM833. Use regulated power supply and high quality components to obtain the quality audio output….

1000W Power Inverter Circuit

1000W Power Inverter

…The RFP50N06 Fets are rated at 50 Amps and 60 Volts. Heatsink is required for cooling the MOSFETs. You may add some MOSFETs with parallel connection to get more power….

Sensitive hearing aid circuit electronic

Smart Sensitive Electronic Hearing Aid

…sound amplifier section only when sound is detected. The sensitivity of the detection section and the ‘on’ time duration of the sound amplifier circuit can be set by the user….

300W RMS Stereo Power Amplifier based IC TDA7294

This is the 300W RMS stereo power amplifier circuit project. This amplifier is based four pieces of power IC TDA7294. It’s mean that every single channel of the circuit uses…