Posted 6/15/2020 23:44 (#8317701 - in reply to #8317404) Subject: RE: Centerline 220
NE South Dakota Clark, SD
Is this the little patch antenna that is about 1.5x1.5 inches? There are much more expensive and better antenna's available. On the back of the 220, check the voltage from center pin to the threads. It should be 5 volts.