[BC] Inovonics AM 222 and DEQ2496 h elp to setup

Jerry Mathis thebeaver32
Thu Dec 22 21:54:40 CST 2005


If I'm following you correctly, your problem is that the positive peaks are 
no longer higher than the negative ones? Or the positive peaks are lower 
than the negative ones?

What kind of transmitter do you have: Tube or Solid State? If tubes, if this 
problem has been developing over time, it sounds like your RF PA tubes are 
getting weak, and/or you have lost some grid drive to the RF PA tubes.

If your transmitter is Solid State, then I have no idea.



Jerry Mathis
Clear Channel Radio, Tupelo & Meridian MS





>From: werner1 at tutopia.com
>Reply-To: Broadcast Radio Mailing List <broadcast at radiolists.net>
>To: broadcast at radiolists.net
>Subject: [BC] Inovonics AM 222 and DEQ2496 h elp to setup
>Date: Thu, 22 Dec 2005 10:26:02 -0700
>
>
>Please anyone how know about the use of Inovonics Am 222  and the DEQ2496 
>Ultracurve Pro, working  together. I use them in my AM 1610 1Kw station.  I 
>use this two units like my Audio processing system .  I'm using  a DBD 
>On-Air audio Analogic audio console  which is feeding one chanel of the 
>DEQ2496 as first step in DSP audio Processing; The exit of the DEQ2496 with 
>pad Bridge resistor attenuator (2 of 10kohms and 2 of 27kohms external 
>mounted for balance)  feeds a DBX266XL GATE COMPRESSOR , the gate 
>compressor is used as upcoming amplifier gain to +12dbm, the DBX266xl feeds 
>the Inovonics model 222 "NRSC" (AM Audio Processor) which is feeding the 
>1KW CCA AM transmitter
>
>Basically my problem radicates in the negative pics, they are still at the 
>same level of the positive ones no rectification and even between 60-80% of 
>modulaton the negative pics remains there at the same level and times of 
>the positive ones( those are showing in my TFT AM Modulation Meter).
>
>The sound coming for my transmitter is good enough, Deep strong and with 
>body  , you wont find any difference with comercial and well digital 
>processed AM radiostations.
>
>Regards an Merry christmas.
>
>Werner
>
>1610 Am Community radio station
>
>Radio Voces Latinas, Toronto  Canada
>
>
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