I'm glad someone else besides me has made the mod!
I wish I had made some notes about sensitivity and nulling ability
before making the mod, so I'm not sure if those were affected much.
Maybe you could opine on those subjects, since you also have an
unmodded M37V that you can compare to?
On
Mike,
I just did a band scan from 530 to 770 with the two 37's side by side, a
foot apart with two sets of Koss The Plug hooked to each rx. One plug from
each in my ears. New filter is in set 1. Set 2 is stock
1. From 620 through 670 I heard faint traces of local 630 rising in
volume in a
