[SBE] Demodulator question

[Gregory Lesko]

Try F.M. Systems for ALC devices.

Sent from my iPhone

On Dec 31, 2008, at 8:06 PM, Bill Whitt <billw at betterlifetv.tv> wrote:


> Hello all,

>

>             I was wondering if anyone is using the Blonder Tongue  

> AD-1B 5932 Agile A/V Demodulator. I have a question on the output of  

> this device. I have been using the Cadco 475 series and they have a  

> audio and video adjustment on the unit to boost the output if  

> needed. The Cadco’s have a duration of about a year and I’m  

> replacing them more often than I would like. I was looking to go wit 

> h the Blonder Tongue, but I’m not sure what the spec for the RF inpu 

> t is. Can it constantly provide a 1Vpp video … or is it dependant on 

>  the strength of the RF input. I am looking for a device that can ta 

> ke a varied RF input and provide a consistent video output. I can en 

> vision a dark picture during a low RF or a over modulated signal whe 

> n the RF is higher. If the Blonder Tongue can compensate for this I  

> would love to try it. The other draw back to the Cadco that I don’t  

> like … is the fact that it is a manual gain adjustment. If I do vary 

>  the RF input to the Cadco … it doesn’t compensate too much for  

> that, and I run into under and over modulation issues. I would appre 

> ciate any advice on the Blonder Tongue, or a device not stated here.

>

>

>

> Thanks,

>

>

>

> Bill

>

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