[ForSale-Swap] Help with Clevite and Murata ceramic filter ID's

Al Gulseth wb5jnc at gulseth.net
Tue Dec 23 19:01:17 EST 2008


1. Plug each part number into Google (or your preferred search engine) and see 
what comes up. Might take a little wading through though....

2. Take a look at this website - it might shed some light on the Murata items. 
For example,

Bandwidths Murata: 

A= 35 kHz     E= 15 kHz  CFW455HT = CFW455H, however slightly steeper
B= 30 kHz     F= 12 kHz
C= 25 kHz     G=  8 kHz
D= 20 kHz     H=  6 kHz
              I=  4 kHz

http://www.xs4all.nl/~barendh/Cateng/Cateng_x-filter.htm

73, Al

On Tuesday 23 December 2008 16:08, Carl wrote:
> I have several filters that Ive been unable to locate the specs, Any
> help will be appreciated.
>
> Clevite    TCF4-8020A, TCF6-30D55A-1, TCF6-12F36A-B, TL 4009-72A, TL
> 3209-57A
>
> Murata    CFM-455H, CFM-455O, CFR-455G, CFS-455G, SFW-10.7MA
>
> About the only thing I can be sure of is the Murata frequencies.
>
> Carl
> KM1H
>
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