[SML] Telephone line simulator

[Jerry Durand]

It's been claimed.

On 4/9/20 3:38 PM, Jerry Durand wrote:
> I have an old Viking DLS-200B telephone line simulator box.  This is
> the box where you plug two landline phones in.  When you pick up one
> the other rings and you can now talk.  Even supplies dial tone and
> ring-back.
>
> Can be used for ringing phones or as a two station intercom.  This was
> used to demo telecom gear at trade shows and also to test prototypes.
>
> Free to a needy theatre, but pay for postage.
>
> Original instruction manual included.
> -- 
> Jerry Durand, Durand Interstellar, Inc. +1 408-356-3886
> www.DurandInterstellar.com & www.Durandinterstellar.ru
>

-- 
Jerry Durand, Durand Interstellar, Inc. +1 408-356-3886
www.DurandInterstellar.com & www.Durandinterstellar.ru

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