首页->BH1417调频立体声发射机（英文）-----FM
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如图所示飞达PR—611C FM/AM收音机原理图 ......
A LED sequencer, following the rhythm of music or speech9V Battery-operated portable unitCircuit diagramParts:......
Circuit dijagramPartsIC1,IC2 = 555 Timer, RS #276-1723SCR1 = NTE/ECG5402, RS #276-1067, EC103A, MCR104, etc.Q1......
This circuit uses a sensor made of a small piece of etched PC board and a simple SCR circuit to detect rain an......
dolphin 2012-11-22
dolphin 2012-11-22
dolphin 2012-11-22
