My ads-b is only receiving positions within 40 miles

[jonhawkes2030]

Reverse SMA. That could be the problem.
Do you have something to convert reverse SMA to SMA?

See here for more info

Antenna connector question

@roadfun DIFFERENCE BETWEEN SMA AND RP-SMA The SMA-male has center pin. The reverse SMA (RP-SMA) male does NOT have a center pin, it has a hole. [27783300731_268783ec4b_o] . TEMPORARY WORKAROUND The SMA-male has center pin. The reverse SMA (RP-SMA) male does not have a center pin, it has a hole. The center wire connection is open because of missing pin. A temporary workaround is to cut a short piece of center wire of coax and insert in hole of RP-SMA male. This piece of wire will act as …