Walkie-talkie question
ok, if i have a Nextel phone, can i use my PTT with someone who has a phoe that has the walkie-talkie feature, but with like Sprint or ATT? or does it not work that way.
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No, none of the carrier's walkie-talkies are compatible with each other.
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Kodiak Networks has created and is vending an inter-operable standard PTT product for CDMA and GSM networks. Czech out their site... Interesting demo there... Anyhow, it's coming... Inter-operable PTT.
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Alltel has adopted Kodiak, this much I know... They operate a CDMA network stateside... Orange has too, GSM carrier from across the pond...
Nextels argument is that Kodiak is still PTT over cellular and that they allocate separate band and radios for PTT... BFD! If the site goes down because a T1 span fails or microwave hop craps out or whatever methodology of back-haul they are using goes down the PTT goes with it... If the power fails and the battery back up or generators croak so goes the PTT... there are very few scenarios that would have the voice channels off air and the PTT still up and running, so PTT over cellular doesn't seem to be that great a disadvantage.
Don't get me wrong my Nextel is my primary handset... But there are...
(continues)
Nextels argument is that Kodiak is still PTT over cellular and that they allocate separate band and radios for PTT... BFD! If the site goes down because a T1 span fails or microwave hop craps out or whatever methodology of back-haul they are using goes down the PTT goes with it... If the power fails and the battery back up or generators croak so goes the PTT... there are very few scenarios that would have the voice channels off air and the PTT still up and running, so PTT over cellular doesn't seem to be that great a disadvantage.
Don't get me wrong my Nextel is my primary handset... But there are...
(continues)
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