Diamond NR770HBNMO vs. Comet M-24M

The Diamond Antenna NR770HBNMO paired with their K515S insulated luggage rack mount provides measurable and observable upgrade for my 2015 Subaru Forester 2m/440 mobile.

Radials mitigate feedline and mast currents, tests reveal

Radial Comparison Diamond Antenna X50NA

Antenna patterns from a Diamond X50NA reveal how radials of proper size mitigate current running down the feedline and mounting structure.

Decibel hell & the reign of antenna gain pain

A short history of antenna gain terminology and some guidance to muddle your way through some of the nefarious alternative facts you may encounter.

APRS AT Golden Packet 2016 NoVA Report

Using modest gear, station #6 of the Appalachian Trail Golden Packet exercise confirms 9600 bps works well for passing packets north and south.

Extreme NMO – Subaru, Silver and the 60″ Whip

A reinforced Subaru through-hole NMO installation using silver epoxy and a metal plate stiffener accommodates the 62 inch Diamond SG7900A dual-band mobile antenna.