Call through Number 5 Crossbar (#5XB) from rotary phone (Ellsworth, ME Telephone Museum)

Making a call from a pay phone on a Number 5 Crossbar (#5XB) (Ellsworth, ME Telephone Museum)Подробнее

Call through Number 5 Crossbar (#5XB) from Touch Tone phone (Ellsworth, ME Telephone Museum)Подробнее

The 5XB is 75 years old!Подробнее

Martin Explains #5 Crossbar to Me (part1) at the Telephone Museum Ellsworth Maine, September 2016Подробнее

Making a call from Pay Phone on #3 Crossbar Switch (Ellsworth, ME Telephone Museum)Подробнее

Quick Demo Coin First Pay Phone on #3 Crossbar Switch (Ellsworth, ME Telephone Museum)Подробнее

Martin Explains #5 Crossbar to Me (part 2) at the Telephone Museum Ellsworth Maine, September 2016Подробнее

Placing a test call from the #5 Crossbar Switch test frame at The Telephone Museum in Ellsworth, MEПодробнее

Quick Step by Step call demonstration (Ellsworth, ME Telephone Museum)Подробнее

Explaining Call Tracing (Part 2): The No. 5 CrossbarПодробнее

A walk through the 5XB [annotated]Подробнее

An episode of As the Dial Turns: Making a call on a Number 5 Crossbar exchangeПодробнее

Another Step by Step demonstration (Ellsworth, ME Telephone Museum)Подробнее

The 5XB Trouble RecorderПодробнее

Crossbar SwitchПодробнее

Calling the Frenchboro CX-100 switch from #3 Crossbar Switch (Ellsworth, ME Telephone Museum)Подробнее

Quick demonstration of Step by Step switch (two digit dial) (2 of 2)Подробнее