Posted on November 29, 1999 by SteeevODiamond 2M/440 2.15 DB MOBILE ANT UHF CONN Diamond 2M/440 2.15 DB MOBILE ANT UHF CONN. 50 Watts, 17", UHF. NOTE: The "spring" at the bottom of the antenna is cosmetic. It does not function as a "working" spring.