Re: Anyone still make a polarity reversal central monitor system

[Jim <alarminex@xxxxxxx>]

On Mar 28, 10:50=EF=BF=BDpm, jewellf...@xxxxxxxxx wrote:
> On Mar 26, 10:05=EF=BF=BDpm, nick markowitz <nmarkow...@xxxxxxxxx> wrote:
>
> > I have a small town whose monitoring box for polarity reversal
> > conection =EF=BF=BDis dying and needs either a good used or new unit do=
es any
> > one still make these units have aprox 12 clients
>
> Small town?? =EF=BF=BDHeck most of the Chicagoland metro area is still us=
ing
> r.p. for fire alarm signal transmission. =EF=BF=BDMost manufactures still=
 make
> an r.p. module =EF=BF=BD(or have some way of making it happen.) =EF=BF=BD=
Try finding
> parts for the old Keltron tone cards...
>
> Jewellfish

Or the Ademco Modularm, #130 or 131.