Infrared Alarm by LM567 LM308

Monday, November 19th, 2007
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Receiver

Transmitter
This circuits consist of two parts, the first part will transmit a signal, and the second part will detect that signal and trigger a relay.To adjust the circuit, hold down S1 while pointing LED1 at the receiver. Adjust R6 until you hear the relay click. You can increase range by using a high output LED [...]

Latching The 567 Output By IC Tone Decoder 567

Sunday, July 29th, 2007
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Latching The 567 Output By IC Tone Decoder LM567
1 circuit is model Manual Reset. 2 circuit parts are model Logic Reset.
The 2 both of circuits show the value that necessary only. For RL be Load of the circuit. The output will liberate a signal is unfinished forever [...]

2-Frequency Oscillator By IC Tone Decoder NE567

Wednesday, July 25th, 2007
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2-Frequency Oscillator By IC Tone Decoder LM567
Today I begs for to advise 2-Frequency Oscillator ideas s by use IC Tone Decoder LM567 be important equipment. Make can produce the frequency has 2 the level. Be 1.555KHz and 3.891KHz by you can change the value Resistors and the value Capacitors. For [...]