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Difference between revisions of "EDACS Provoice"

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Digital communications is also available for EDACS systems and exists in two different formats, AEGIS and ProVoice. AEGIS was the first format introduced and ProVoice was the last and current format. Neither one is APCO-25 Common Air Interface compliant unlike Motorola's ASTRO, which is. Also, neither AEGIS nor ProVoice can communicate with each other.
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'''ProVoice''' is Harris' implementation of [[IMBE]] digital modulation for radio communications. It is ''not'' [[APCO-25]] compliant, but does use the same [[IMBE]] [[vocoder]]. [[AEGIS]] was a predecessor of ProVoice on EDACS Systems.
  
There are three different types of EDACS control channels. The most common is the wideband EDACS control channel, which operates at 9600 baud. Listen to it here (http://www.radioreference.com/digital/dig/edacs-norm.wav). There is also a narrowband EDACS control channel which operates at 4800 baud and primarly is used for EDACS systems in the 900 MHz band. Listen to the narrowband control channel here (http://www.radioreference.com/digital/dig/edacs-nb.wav). Finally, there is the wideband EDACS "encrypted" control channel which is basically a variation on the standard 9600 baud wideband control channel. M/A-COM's trademark name for this feature is ESK (EDACS Security Key).
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EDACS ProVoice systems use the [http://www.radioreference.com/digital/dig/edacs-norm.wav MA/Com EDACS control channel].
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==Can This Mode Be Trunktracked?==
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*Apart from using an actual ProVoice radio, this mode can be copied by:
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** The Uniden [[BCD436HP]] with version 1.10.02 firmware or better
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** The Uniden [[BCD536HP]] with version 1.10.02 firmware or better
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***[http://info.uniden.com/twiki/bin/view/UnidenMan4/ProVoice? ProVoice Announcement and Instructions (for both the 436 and 536)]
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** The Uniden [[BCD325P2]] with version 1.07.06 firmware or better
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** The Uniden [[BCD996P2]] with version 1.07.06 firmware or better
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***[http://info.uniden.com/twiki/bin/view/UnidenMan4/DigitalMobileRadioUpgradeforBCDxxxP2 Instructions for the upgrade] (note: for both the 325P2 and 996P2)
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** Uniden's [[SDS100]] and [[SDS200]] supports ProVoice upgrade (option to upgrade visible in the menu)
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** [[Digital Speech Decoder (software package)|DSD]] or [[DSDPlus]] using a discriminator-tapped scanner or Software Defined Radio (SDR). See the bottom of the [[Digital Speech Decoder (software package)|DSD]] article for known working setups.
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==Related Links==
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*[[EDACS]]
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*[[EDACS Provoice Digital Systems (Police/Fire)]]
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[[Category:RR Glossary]]
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[[Category:Database Glossary]]
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[[Category:Professional Radios Glossary]]
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[[Category:Receivers Glossary]]
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[[Category:Scanners Glossary]]
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[[Category:Signal Analysis and Decoding Glossary]]
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[[Category:Trunktracking Glossary]]

Latest revision as of 19:22, 5 February 2019

ProVoice is Harris' implementation of IMBE digital modulation for radio communications. It is not APCO-25 compliant, but does use the same IMBE vocoder. AEGIS was a predecessor of ProVoice on EDACS Systems.

EDACS ProVoice systems use the MA/Com EDACS control channel.


Can This Mode Be Trunktracked?

Related Links