Circuit Lake

Electronic Project and Circuit Collection


300W Power amplifier, Bridged-Paralleled

September 26, 2010 By: admin Category: Amplifier, Analog, Audio, Project No Comments →

The project goal is to create 300W audio power amplifier for 4-ohm DIY speaker with low distortion based on IC LM3886. It’s hope that the amplifier can produce deep, tight and punchy bass while keeping the excellent mids and highs from other gain clones.

Motorola Signal Booster Bi-Directional RF Amplifier

August 19, 2010 By: admin Category: Amplifier, Audio, Miscellaneous, Video No Comments →

The Motorola Signal Booster enhances analog and digital picture quality, improves cable modem communication, and reduces lost data. It’s fast and effortless way to make your signal strength up to 32 times more powerful. You can install it easily without need any tools. This device allows you to optimize multiple broadband devices in your home […]

40W Power Amplifier for FM Broadcast

June 10, 2009 By: admin Category: Amplifier, Analog, Transmitter No Comments →

If you want to boost the output power of your low power FM broadcast band exciters then you can try this project, 40W broadband VHF RF Power Amplifier. The amplifier design is based on the recently introduced (1998) Motorola MRF171A MOSFET. The initial feasibility was performed using a linear RF and microwave simulation package, specifically […]

LeachAmp 200W Audio Amplifier

June 08, 2009 By: admin Category: Amplifier, Analog, Audio, Project No Comments →

This project will show you how to build DIY LeachAmp 200W Audio Amplifier. Pavel build this audio amplifier based on Marshall Leach project, that’s why the amplifier dubbed as The Leach Amp. This HiFi amplifier has a good parameters, enough power reserve and simple construction. This audio project has better output compared to integrated circuits […]