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FM Telephone Bug

    
Example: Infrared control system
Electronic circuits archive 


FM Telephone Bug







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Related electronic circuits:

Telephone line monitor. If you feel that somebody is tampering with your telephone line you might find this little circuit useful. It detects if there is another telephone connected to the line, if there is a short or an open line. (simple)

Telephone line monitor. If you feel that somebody is tampering with your telephone line you might find this little circuit useful. It detects if there is another telephone connected to the line, if there is a short or an open line. (simple)

TELEPHONE OFF-HOOK INDICATOR. This circuit provides a steady logical "high" indication when the telephone is off its hook.

TELEPHONE OFF-HOOK TONE GENERATOR. This circuit generates the sound that many telephone companies use to attract the customer's attention to their phone when they leave it "off hook." It is also refered to, in telephony jargon, as "ROH," for "receiver off-hook."

Telephone amplifier

TELEPHONE AMPLIFIER

FM Telephone Bug

FM Telephone Bug

FM Telephone Bug

FM Telephone Bug



ATTENTION! FM Telephone Bug, as all other schemes are located on the sites of their rightful owners. We are not liable for the contents of other sites as well as the site having a circuit FM Telephone Bug. Pressing the button you must get onto a page with FM Telephone Bug.

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