Can anyone tell me the difference between the various models of the ICE 419 band pass filters? So far a web search for the manuals has turned up nothing, and emails for clarification to the manufactu
Paul, These links below will benefit you greatly if you haven't found them on the Internet yet: Scroll to the bottom each link below, otherwise you will miss some of the answers to your questions: Th
A few years ago, I did extensive testing of the most popular bandpass filter sets including the ICE 419B. A report on that work, complete with performance data, was published in NCJ. The 419Bs came i
Here is a more full story on the Switchable Band Pass Filters....... The I.C.E. 419 well known for years is made and sold by I.C.E. Rated at 200watts, the current version is 419B for $318USD. It has
Correction from my earlier message re the 419B product.......... Sadly I.C.E. founder, W9SU, is now SK. The web page, www.icemfg.com does not go to a page offering I.C.E. products. I hope Jay at Arra
Dear Charles and others on this list. The ICE (Mike Koss) 419B and other variants was a 2 pole top capacitor coupled filter. Good for the time, but not good for the ultimate SO2R close coupled antenn
Just to show how important equipment tests are, I used two 419's in the following DXpeditions with excellent results: VP8WWW - 2004 - Falkland Islands 9H3KD - 2006 - Malta 5J0E - 2008 - San Andres Is
On Wed,9/10/2014 6:48 AM, Jay Terleski wrote: The AS-419 is manually controlled with pushbuttons, and also is on the Shacklan 4 wire network, as well as can be controlled with a DB9 input jack like t