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Posts tagged Walkie Talkie Circuit module

High Quality Walkie Talkie – Radiocomunicación

High Quality Walkie Talkie Circuit module The second circuit diagram is a simple way to make a walkie talkie. Walkie talkie principle is to use two pairs of radio transmitter and receiver are combined together to form a walkie talkie. That each contains one receiver and one transmitter device. but only just transmitter circuit course […]

How to Repair Power Supply TV ?

How to Repair Power Supply TV Please check the power supply voltage 220V, and fuse. When normal voltage is 220V and sekreng normal, then check the voltage at 400V DC Elko, if no voltage then check the 4 diodes, maybe something is broken. then, if the voltage is measured at 400V 400VDC elko exactly, then […]

TDA1554 Audio Power Amplifier Schematics Module

TDA1554 Audio Power Amplifier Schematics Module A high quality stereo amplifier circuit of 20 Watts x 2 = 40watts The circuit is powered 12V, 2 – 3 Amp power supply.  

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