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UPS step up transformer explanation

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if use quarter watt resistor in place of 1 watt resistor ?

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splicing fiber opti internet cable

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OA 79 diode #short

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UPS STEP UP TRANSFORMERS

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frequently Switching MOSFET BLOWS OFF

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PC SMPS starter supply explaination

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making simple ultra violet light

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identifying super speed sata cable

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simple transreceiver circuit manual # two speakers parallel connection

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low DC voltage troubleshooting

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ATX SMPS components description

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about step down transformer

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irfz44n mosfet testing

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linear voltage regulator for micro controller circuits using 78L05 voltage regulator

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FAULT FINDING LOW POWER OUTPUT AC ADAPTOR

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CAT 6 WIRING RJ 45 WALL MOUNTING ETHERNET SOCKET

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high quality sound setting in windows 10

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mother board CMOS settings not saving

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speakers 3 way crossover network board connections making

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making metal detector using proximity senor switch

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removing copper and iron from not working transformers# extracting copper from transformers

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fault finding fuse blows off in SMPS

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falut finding laptop charger not charging battery less output dc current

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laptop power adaptor charger cable repair

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fuse blows off trouble shooting in laptop adaptor

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line filter coils filter the radio frequency in the AC supply

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basic electronic components details

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a bout display cards VGA, AGP, GRAPHIC CARDS

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types of resistors

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variable resistors

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fixed resistors

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finding high speed internet cable

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transformer based power supply ac adaptor checking

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simple power extension board repair using continuity tester

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simple continuity tester using buzzer

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low voltage dropout AMS 1117 high output 1 AMP regulator // buck converter circuit

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bass boost your speakers in windows 10 # bass boost without circuit in windows

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make your own simple bed light using single LED

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ethernet cable extension using UYP connectors

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a bout LED light function \\ panel indicator led circuit

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computer monitor display colour problem troubleshooting

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simple way to backup your whatsapp photo's and file or data to USB flash drive