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Posts tagged rain alarm circuit working

Rain detector circuit

Rain detector circuit LM1801, 2N2222, 4011B, NE555, LM555, BC547, BC107, 2N5825, BC548, BC168 Rain detector circuit 3 kinds of circuit diaghrams to dethect the rain water, the principle is the same, the difference is the component, and the results were good, of course should be in comparison to his own. Good luck making Rain detector […]

500W PA amplifier with Layout APEX B500

Database Schema Diagram APEX B500 APEX B500 Parts List   2SA1943, 2SC5200, NE5532, 2N5551, 2N5401, MJE350, MJE340, MJE15032, MJE15033 500W PA amplifier with Layout APEX B500  

How do I assemble power amplifier?

How do I assemble power amplifier? Selection of PCB … PCB model I chose was the mono. The reason is that mono is more to consider routing topology so that the output tends to be more stable, while the stereo more to the artistic layout. R1      100K R2,6   30K R3,7   560 R4     10K R5    […]

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