Info on ITT 425 PCB network AKA 181427 network

Tom Vici · **Joined:** Mar Tue 22, 2011 10:22 pm **Posts:** 2

Hi Gang.

I picked up a couple of these little boards at a garage sale.

I can figure where L1 and L2 goes, but where do I connect
RCVR, XMITER, SW hook, bell from the existing equipment which does not have a network

Anyone have a answer to that?
Appreciate it!
Regards
Tom

Dr. Radio · **Posted:** Mar Wed 23, 2011 12:24 am

http://www.porticus.org/bell/telephones ... works.html

http://www.classicrotaryphones.com/forum/

Some places to start.

Tom Vici · **Joined:** Mar Tue 22, 2011 10:22 pm **Posts:** 2

Tks for the tips.

Dr. Radio wrote:

http://www.porticus.org/bell/telephones-technical-networks.html

http://www.classicrotaryphones.com/forum/

Some places to start.

Info on ITT 425 PCB network AKA 181427 network

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