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Key Systems (Electronic, 1A2 etc)

For discussion and information on electro-mechanical and electronic Key Systems.

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Electro-Mehanical Key Systems (1A1, 1A2 etc)

Posts: 1,096
Topics: 134

Last post: January 28, 2023, 08:02:33 PM Re: will any diode do? by payphone2830

Electronic Key Systems

Posts: 94
Topics: 13

Last post: December 07, 2022, 09:16:36 AM Re: AT&T Merlin Phone Sy... by poplar1

Panasonic (PBX) Key Systems

Posts: 1,544
Topics: 106

Last post: December 20, 2022, 04:35:14 PM Re: KX-TAW848? by ka1axy

Other Telephone POTS type Simulators
Any other simulators that provide POTS operations of rotary and/or DTMF telepones

Posts: 8
Topics: 2

Last post: December 03, 2019, 08:59:45 PM Re: Teltone TLS 3, 4 and... by cchaven

Go Down Pages1 2

Replies: 14
Views: 2,847

August 16, 2021, 11:40:16 PM
by 5415551212

Replies: 26
Views: 948

July 30, 2021, 07:28:01 PM
by Babybearjs

Replies: 2
Views: 682

July 22, 2021, 12:54:01 PM
by Key2871

Replies: 38
Views: 2,054

July 16, 2021, 02:12:41 PM
by 5415551212

Replies: 0
Views: 311

July 07, 2021, 07:02:23 PM
by 5415551212

Replies: 1
Views: 288

July 03, 2021, 05:52:37 PM
by Doug Rose

Replies: 7
Views: 709

May 12, 2021, 07:18:27 AM
by Key2871

Replies: 3
Views: 381

April 26, 2021, 10:13:50 AM
by 5415551212

Replies: 6
Views: 950

April 24, 2021, 01:24:48 PM
by 5415551212

Replies: 21
Views: 1,187

March 19, 2021, 11:43:54 PM
by Babybearjs

Replies: 6
Views: 417

March 04, 2021, 07:20:21 PM
by 5415551212

Replies: 3
Views: 470

January 09, 2021, 12:00:14 AM
by 5415551212

Replies: 26
Views: 1,485

January 04, 2021, 11:09:26 PM
by Jim Stettler

1A2 over VOIP

Started by tallrick

Replies: 2
Views: 1,253

October 29, 2020, 11:10:17 PM
by 5415551212

Replies: 0
Views: 644

September 13, 2020, 05:16:22 AM
by Babybearjs

Replies: 2
Views: 457

September 08, 2020, 06:07:23 PM
by Babybearjs

Replies: 5
Views: 484

July 06, 2020, 12:00:30 AM
by Babybearjs

Replies: 12
Views: 630

July 03, 2020, 04:49:11 PM
by Key2871

Replies: 6
Views: 1,119

May 08, 2020, 09:48:42 PM
by Jim Stettler

Replies: 0
Views: 571

April 12, 2020, 07:11:28 PM
by Babybearjs

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