From my Omni-6 Plus: I have 4 filters for sale
288 1.8KHz
285 500 Hz
217 500 Hz
221 250 Hz
The price is $100 for all 4, shipped within North America.
I will not sell them individually.
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Larry N8KU
w w w . l o n g w i r e . c o m
100% CW 100% HF