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230W Switching Power Supply
This is a 230W switching power supply outputing two dual polarity voltage (+12) / (-12) and (+5) / (-5). Note that all rectifiers operate into choke input filters which massively reduced rectifier...
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Computer Power Supply Features
There are some features of the computer power supply which should be consider when buying or replacing your old power supply. Here is a power supply features to be considered: The mean time between...
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Zalman Power Supplies reveals its 80 Plus Bronze Heatpipe Technology
The Korean manufacturer Zalman introduces two power supplies in its class HP PLUS, the ZM500-HP PLUS and ZM600-HP PLUS. 80Plus Bronze certified, they are characterized by a cooling system inspired by...
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5000VDC Output from 230 VAC Input, with Diode Voltage Multiplier / Capacitor
This High voltage power supply can generate voltage of 5000 volts DC from 230 Vac line voltage . Its main purpose is the production of negative ions. WARNNG! The explanations given here are for people...
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Dual Polarity Power Supply +/- 15V based Transistors
This Dual supply circuit is suitable for installation of power analog (audio or measurement), it provides a bipolar voltage with voltage source between 20 and 50 V (in audio power amp, for example)....
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Dual Output Power Supply +/-53V / 3A based on Transistors
This is the circuit diagram of dual output power supply +/-53V / 3A based on transistors. This circuit has been designed for audio amplifier power supply requires a symmetrical + / -53 V (+ / -56 V...
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Solar panel battery charger
The solar battery charger circuit is nothing but a dual comparator that connects the solar panel to the battery when the voltage at the latter terminal is low and disconnected if exceeding a certain...
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Converter 12 Vdc to 230 Vac or Inverter
As shown in the Inverter circuit diagram obove , Its used as the oscillator stage astable multivibrator contained in IC1, a CMOS 4047 (this cult series 40xx series) by varying the resistance value of...
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Power Supply source +5 Vdc +12 Vdc
This power supply circuit shows a steady source of continuous power supply combined with an output of +5 VDC and +12 VDC to ground, it is estimated for designing a current of about 900mA Max, enough to...
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Triple Output DC Power Supply
This is the circuit diagram of triple output power supply. The output given are: Adjustable output +1.25V to +20VDC Splited / dual polarity output +12VDC and -12VDC Splited / dual polarity output...
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