Showing posts with label MOSFET. Show all posts
Showing posts with label MOSFET. Show all posts

Thursday, November 20, 2014

High HiFi Power Amplifier with MOSFET

Circuit amplifier "High Power HiFi Power Amplifier With MOSFET" is capable of giving the output power to the load speakers 240Watt and 380Watt 8Ohm to load 4Ohm speakers.

Voltage source to a series of power amplifiers "High Power HiFi Power Amplifier With MOSFET" This is a CT 25V 50V 25V to 50V CT of transformer CT. In making this power amplifier needs to be installed heatsinks on the power amplifier (MOSFET) in order to avoid excessive heat. The series of power supply to power amplifer can use the transformer 5A-20A and 35A mounted diode bridge and capacitors for a minimum of 2x 10.000uF electrolit. Details for the power amplifier circuit can be seen in the following figure.


High

High Power Series HiFi Power Amplifier With MOSFET can modify to increase power output by doubling the final power amplifier is based on the diiginkan. Power generated from doubling the final power amplifier will also double its power output of power amplifier circuit "High Power HiFi Power Amplifier With MOSFET" it.
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Friday, October 31, 2014

300 Watt MOSFET Broadband Amplifier Using MRF141G


The following segment will provide the enhanced Motorola schematic for any typical application for the MRF141G (which includes parasitic stabilization features), a broadband power RF MOSFET which will place out a conservatively-rated 300 watts across the FM broadcast band. The flange about the MRF141G ought to be mounted to a heat spreader, a copper plate 5/16" thick and 6" x 8", which is then mounted to the heatsink with 6-32 machine screws, if your heatsink is drilled and tapped.

I recommend getting the two transformer assemblies, instead of trying to create them, due to the fact 15-ohm hardline is not straightforward to come across.

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Tuesday, October 14, 2014

MOSFET IRF540 based 100W 12VDC to 220VAC Inverter diagram

MOSFET

The following inverter circuit is using MOSFET transistor IRF540 instead of ordinary transistor (eq 2N3055). FET is better than ordinary transistor in both stability and responsibility.

The circuit uses 4047 IC and IRF540 MOSFET instead of 2N3055 transistor. Youll need a 2-3A center tapped transformer to handle/supply 100W load.
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