[SBE] Question about an FM translator cavity filter --

[chscherer at everestkc.net]

Mike:
The Contact Us page at txrx.com lists more information:
Phone: (800) 866-TXRX, (716) 549-4700
Fax: (716) 549-4772 
Sales: sales at txrx.com 
Tech Support: techsupport at txrx.com 
Based in Angola, NY


Chriss

----- Original Message -----
From: Mike Langner <mlangner at swcp.com>
Date: Monday, June 2, 2008 8:57 pm
Subject: [SBE] Question about an FM translator cavity filter --


> Hello all !

> 

> I am working on improving the performance of an FM Broadcast 

> Translator that

> is using a Remec Wacom BPBR filter in its output.

> 

> The three cavity filter is model WP-715D-3, it is serial number 

> 4515.  It is

> set to pass 95.8 - 96.0, and to reject 95.4 - 95.6.

> 

> The translator receives on 95.5; it transmits on 95.9.  (Ouch !  Close

> spacing!)

> 

> The filter exhibits about 6 to 7 dB loss on-channel.

> 

> Would anyone have catalogue info or a data sheet on this item?  I 

> sent an

> email to the manufacturer (sales at txrx.com) which was the only 

> email address

> I could find, and have received no answer after a week or so.  I 

> understandthat TXRX is the successor-in-interest to Wacom, but 

> perhaps I am mistaken

> and someone can correct me.

> 

> Could some kind person please tell me if what I'm experiencing 

> (waaaaay more

> on-channel loss than I'd like) is what I should expect from this unit?

> 

> Thanks very, very much !

> 

> Mike Langner, CPBE

> Albuquerque, NM

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