power supply 5-22V by 7805
easy to make.
low cost too.
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Power supply,DC converter,Inverter, TV,Monitor,Battery Charger, Digital and circuit Other.
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Power Supply
digital
Electronic Control
Meter
RF
high voltage Power Supply
Audio
battery charger
Lighting
Alarm
Microcontroller
amp
timer
Oscillator Generator
Inverter
555
8051 and 8052
Digital circuit
FM
Telephone
converter
Checker
datasheet
Schematic mobile phone
rf transmitter
Other
electronic circuit
motor control
pre MIC
tone control
4011
741
Circuit Com
Ultrasonic circuit
circuit ic
rf receiver circuit
transistor amplifier circuit
wifi
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