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Payphone in the Home

Step 4The smart Board

The smart Board
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  • smart.jpg
  • J-Mount-Xformer.jpg
  • padback.JPG
The Smart board basicly decides how much calls cost and controllers coin verification relays.

There are 3 main maker of these board and they vary accordingly

1.Protel

2.Elcotel

3. Intellicall

Mines a Intellicall (aka. ultratel)

It requires a 24v@ 1.6A transformer, majority of them run off line voltage and a two pair phone

line for voice data. Programing can be done for Intellicall via Inet board or the phone line from the

company. The Protel board can be programed by pushing a button and a series of numbers

for each type of call.
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Author:kerlin313