British telephone power plant

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pauluk #164779 06/11/07 07:48 AM

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Posts: 7,520

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Some more scans:

[Linked Image]

These pages explain the operation of the drum-switch regulator. The second link includes the full-size photo and control-circuit schematic:

Drum switch regulator, 1

Drum switch regulator, 2

Drum switch regulator, 3

Wire Pulling Tools for Electricians

Entire Thread
Subject	Posted By	Posted
British telephone power plant	pauluk	06/01/07 04:59 PM
Re: British telephone power plant	EV607797	06/01/07 05:27 PM
Re: British telephone power plant	Alan Belson	06/05/07 04:01 AM
Re: British telephone power plant	RODALCO	06/05/07 09:59 AM
Re: British telephone power plant	pauluk	06/09/07 11:05 AM
Re: British telephone power plant	pauluk	06/11/07 11:48 AM