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:: Home » 2N3055

2N3055

Experiment increase current of 7805 with 2N3055 transistors

Last Updated on: October 23, 2022 by Apichet Garaipoom
Experiment increase current 7805 with 2N3055 transistors

Learn how to increase/boost up current of 7805 (or 78xx) regulators with helping the 2N3055 and others transistors. Read more

Categories Power supply, Basic Electronics Tags high current boost circuit, 2N3055, 7805 7 Comments

12V 5V Dual Power Supply Circuit Diagram 3A max

Last Updated on: July 9, 2022 by Apichet Garaipoom
12V and 5V Dual Power Supply Circuit Diagram at 3A max

This is 5v 12v dual power supply circuit using 2N3055 and Zener diode for 12V then to LM309 or IC-7805 dc regulator IC for 5V output which easy circuit […] Read more

Categories Power supply Tags 12V Power Supply, 5V, 2N3055, Multi voltage regulated dc power supply 9 Comments

How 741 Op-Amp Power supply Circuit works

Last Updated on: October 21, 2022 by Apichet Garaipoom
How 741 Op Amp Power supply Circuit work

Though very ancient, it still is many useful. Read more

Categories Power supply Tags Transistor Power Supplies, IC-741, 2N3055 7 Comments

Simple Voltage regulator using 2N3055

Last Updated on: December 1, 2022 by Apichet Garaipoom
Simple Voltage regulator using 2N3055

You want to use a DC regulator or learn about voltage regulators using 2N3055.  Why use this transistor? Normally, it can be used with loads that require a current not exceeding 2A and a voltage of not more than 30V. This is enough for general work. It’s a transistor that people like to use for … Read more

Categories Power supply Tags Fixed voltage regulator, 2N3055 12 Comments

40W transistor audio amplifier circuit with PCB

Last Updated on: April 14, 2022 by Apichet Garaipoom
40 watts transistor amplifier circuit with PCB

Good transistor audio amplifier circuit, at 40 watts OCL RMS using 2N3055+MJ2955 is easy to build,and very inexpensive. To use Power Supply +35V -35V 2A. Read more

Categories Amplifiers Tags Home Power Amplifiers, MJ2955, OCL Power Amplifiers, Cheap Amps, 2N3055 18 Comments
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Categories

  • Amplifiers (94)
    • Preamplifiers (20)
  • Power supply (86)
    • Variable Supply (20)
    • Switching Mode (15)
  • Inverters (14)
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    • Motor Controller (7)
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