Topband: New CW Filter for Low Band Operation

Tim Duffy
Tue, 10 Apr 2001 22:00:01 -0500

I just installed the just released INRAD 125 Hz CW filter in my
FT-1000MP Mark 5. It is used in the 455 KHz IF. The operation is

The signal to noise ratio is improved from the 250 Hz filter. Many
topband noise level signals are more readable with this new filter.

I hope INRAD makes a 125 Hz filter for the 8 MHz IF someday soon. A pair
of 125 Hz filters would be great!

More information is on INRAD's front page at

Tim K3LR

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