PBX (or something) for modem testing

David Kuder dk at thewaffleiron.net
Wed Dec 4 19:47:48 CST 2019

If you go the Pi route, a ADIT600 is a good option. Get one with three FXS
8C cards and a VOIP Router card. This works great for upto 28.8 / 33.6 from
my experience.


On Wed, Dec 4, 2019, 10:37 AM fozztexx--- via cctalk <cctalk at classiccmp.org>

> On Dec 3, 2019, at 8:35 PM, Jim Brain via cctalk <cctalk at classiccmp.org>
> wrote:
> > So, any ideas (or links to eBay auctions) of brands/models/etc. I should
> focus on?
> I recommend building an Asterisk PBX using either a junker PC or a
> Raspberry Pi. If you use a PC then you can get a cheap/clone TDM400P PCI
> card and configure it with whatever combination of FXS and FXO modules you
> want. I have mine setup with three FXS modules to go to phones/modems and
> one FXO to go to a phone line.
> If you want to be able to use rotary phones I recommend adding a
> Grandstream HT502. I picked up 4 of them in a lot off eBay for $20 shipped
> last year. I built myself a micro-PBX using a Raspberry Pi and a HT502 all
> embedded in a small case which fits neatly under a Western Electric 500
> phone. Unfortunately I still haven't gotten around to making a blog post or
> video with the exact details of how I built the micro-PBX, but here's the
> Twitter thread on it:
>   https://twitter.com/FozzTexx/status/998980675620429825?s=20
> --
> Follow me on twitter: @FozzTexx
> Check out my blog: http://insentricity.com

More information about the cctech mailing list