[Asterisk-Users] Is the X100P a WinModem?

[Andrew Joakimsen]

It's already been done. The X101P is a $10 winmodem, tested by me as of
last night. 

> -----Original Message-----
> From: asterisk-users-admin at lists.digium.com [mailto:asterisk-users-
> admin at lists.digium.com] On Behalf Of Andrew Kohlsmith
> Sent: Thursday, October 23, 2003 4:12 PM
> To: asterisk-users at lists.digium.com
> Subject: Re: [Asterisk-Users] Is the X100P a WinModem?
> 
> pamAssassin 2.55 (1.174.2.19-2003-05-19-exp)
> 
> > I agree with the above 100%.  In fact the best thing that could
> > happen to Asterisk would be for someone to figure out how to make
FXS
> > cards priced at $10 per line.  I'm thinking all that is really
> > required is full duplex sound card and a ringer.  Ringers can be
made
> > with a 555 timer IC, a trasister and a voltage source and controlled
> > from a bit on a parallel port.
> 
> Go for it.  Get FCC ClassB approval and Part68 (I think that's the #)
> approval and sell it for $10 a line.  I am not going to dink around
with
> that though -- I want a nice PCI card that has the various agency
> approvals
> and doesn't tie up a sound card, a printer port and cabling inbetween
so
> when the cat rubs up against the computer it goes flaky.
> 
> I'm an electronics hobbyiest... hell I design and support industrial
power
> electronics for a living.  I know what things cost and why they're
priced
> at 5x the BOM cost.  Customers cost a lot of money to keep happy and
> nobody
> wants to pay for support.
> 
> > Have you guys looked into the origens of the Zaptel hardware?
> > The whole idea was to make the hardware design public so anyone
> > could build and sell it, even a home hobbyist. (Yes you can
> > build ISA cards with simple hand tools. I've got a few
> > one-off cards.  PCI is harder though)  The goal was to drive
> > down the cost of hardware.
> 
> The T100P is a pretty trivial design.  All the hard work's being done
in
> the
> DalSemi T1/E1/J1 framer IC and interfaced through the Tiger320's
parallel
> interface.  I am pretty sure all the PLD is doing is some logic
routing to
> make things smaller and cheaper than going discrete.
> 
> In general, audio-grade circuits and basic computer interfacing is
> trivial.
> However experience has taught me that the difference between theory
and
> practise is that there isn't much difference between them, in theory.
Yes
> these things are pretty cheap but there's a lot of NRE costs they're
> trying
> to recover in the price, not to mention supporting the building and
people
> in it.
> 
> Regards,
> Andrew
> _______________________________________________
> Asterisk-Users mailing list
> Asterisk-Users at lists.digium.com
> http://lists.digium.com/mailman/listinfo/asterisk-users