Curt,
Have a look here, www.app-rpt.qrvc.com www.qrvc.com/radiocards.html John Treble Ottawa, Ontario > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:asterisk-users- > [EMAIL PROTECTED] On Behalf Of Curt Shaffer > Sent: May 31, 2007 7:36 PM > To: 'Asterisk Users Mailing List - Non-Commercial Discussion' > Subject: RE: [asterisk-users] RF to IP bridge > > Half duplex is not an issue. Basically the idea is radio over IP. I don't > want to change the fact that we are using radios. For example, on an > enterprise level I'm going to be working with a crew to set this up for > our > Avaya system. It is basically for emergency communications. Say the fire > chief is out of town and something major happens. We would like for him to > be able to call in and hear and interact with the squad on site via the > radio network from the PSTN or even a cell phone. With > http://www.twistpair.com/ this is completely possible but that only > integrates with Avaya or Cisco Call Manager at this time. Not a problem as > we run Avaya on an Enterprise level but I'm looking for free or cheap > alternatives. > > Another example and more towards what I am looking at. As a RACES (Radio > Amateur Civil Emergency Service) member I would like to have a "crash > cart" > that would allow instant ability for communications on a range of mediums. > GSM cards, EVDO, WIFI, and radio communications all from a small box that > can be very mobile and run on something like a gel cell batteries. The > ability to bridge between the two would be very useful in cases of > disperse > conditions where every RACES member could be offering communications to > victims outside of net repeaters or have another medium to get back into > the > tactical net rather than having to utilize repeaters out of the range of > the > net control. > > We have internet controlled repeaters and utilize VoIP on a lot of them > but > we are looking for something that can be small, very mobile and offer > other > services other than just radio communications. > > And just FYI the ~$200/channel is for the above named software that does > just what I'm explaining. > > Curt > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Mark > Coccimiglio > Sent: Thursday, May 31, 2007 6:11 PM > To: Asterisk Users Mailing List - Non-Commercial Discussion > Subject: Re: [asterisk-users] RF to IP bridge > > > > Per Jessen wrote: > > >Radio-amateurs have done phone-patching for decades (where allowed) - > >there must be someone who can point you in the direction of an easy > >solution. > > > > > >/Per Jessen, Zürich > > > > > > > The BIG problem here is that most Radio Amateur software and hardware > operate in a half-duplex manner. I don't think that would be what you > want. If half-duplex is ok then most radio makers (Icom, Motorola, > etc.) have complete turn-key solutions. If you want it "cheap" then > your will have to "build it yourself". I don't see <$200/channel > happening in either case for VHF/UHF. Please share more info and maybe > I can help. > > > Mark C ( N3WHX ) > [EMAIL PROTECTED] > sip:[EMAIL PROTECTED] (VoIP) > _______________________________________________ > --Bandwidth and Colocation provided by Easynews.com -- > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users > > _______________________________________________ > --Bandwidth and Colocation provided by Easynews.com -- > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users _______________________________________________ --Bandwidth and Colocation provided by Easynews.com -- asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users