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Technical Tips from Mark W. Persons

FM RF Low-Pass Filter


This may be your answer a problem where an FM translator is causing interference to a 450 MHz two-way radio system.
The filter to attenuate the translator's RF harmonic in the 450 MHz communications band dramatically.
You can use a Broadcast Concepts low pass filter board in an RF tight box with N or BNC connectors.
This filer would be good for any FM broadcast transmitter facility where RF harmonics need to be attenuated.
 
The specifications are listed on one side of the filter and they are fairly impressive.
We have just one left in stock at
  $236 plus shipping.  
Filters for up to 800 watts can be built in a similar fashion.

The stories go on and on.  Stop in again sometime.  I'll leave the soldering iron on for you. 
Mark W. Persons   ham W0MH      

Questions?  Email Mark Persons:  teki@mwpersons.com       

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