Topband: BCB High Pass Filter
no3m at no3m.net
Thu Mar 3 13:54:07 EST 2016
Concur; the plug-in filters at the bottom right of the signal
conditioner photo I sent earlier are homebrew BPFs based on W3NQN design
criteria. Ed published a two (2) part article in May / June 1998 QST
that discusses the design background (available in ARRL QST archives).
The ones I built are on smaller cores than those cited in the article
and likely those Jay sells, so windings were modified accordingly using
W3NQN's design guidelines (and some correspondence). Nonetheless, they
73 Eric NO3M
On 03/03/2016 01:24 PM, Jim Brown wrote:
> On Thu,3/3/2016 10:12 AM, Jay Terleski wrote:
>> We sell allot of them.
>> Jay, WX0B
> The W3NQN-designed filters that Jay sells are excellent.
> 73, Jim K9YC
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