Country Bell

Completed Posted Sep 7, 2014 Paid on delivery

$10-30 USD

Paid on delivery

Completed Paid on delivery

Wireless telephone alert system: Taking a standard telephone line ring voltage from 80V-120V down to [url removed, login to view] 500 mah down for a circuit board to be initiated when it receives the voltage through a telephone jack that is wired to the positive and negative terminals that usually house two AA batteries. Keep in mind it will always be wired into the telephone line receiving a current of 40V-50V and can only be triggered when the phone begins to ring.

Engineering Manufacturing Manufacturing Design Product Design Product Sourcing

Project ID: #6424743

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1 proposal Remote project Active Sep 12, 2014

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danhulea's Profile Picture
danhulea

Hello.____ I am new as a freelancer, but I am en experienced electronics engineer, as you can see from my portfolio, and I can make your project. The wireless system that you want is a relatively simple one, but I wi More

$20 USD in 4 days
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