[RFI] I. C. E. products question

kd4e doc at kd4e.com
Tue Jan 1 19:54:21 EST 2008


Just curious ...

Are the Dunestar and W3NQN filters also 150W max.,
same as the ICE models?

> I have recently measured a couple of ICEs419 (6 band switched BPF) and a
> Dunestar600 (similar to the 419) with an accurrate Vector Network Analyzer.
> 
> While frequency response is similar between both models on the lower bands,
> the Dunestar is significantly sharper and has a higher ultimate rejection
> (although not spectacular) on 20, 15 and 10m, at the expense of roughly 0,1
> to 0,2 dB additional insertion loss vs the 419. 
> 
> I chose the Dunestar for my application (SO2R-M/S).
> 
> I also have a single-band 160m W3NQN BPF which outperforms both the ICE and
> the Dunestar in terms of insertion loss and selectivity
> 
> I have the data if someone is interested.
> 
> 73 Juan EA5RS



-- 

Thanks! & 73, doc, KD4E
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