最初由 bg4ajj 发布
请问谁知晓或用过,请谈谈.
这是一条三频带的gp天线，资料：
specifications
frequency: 52-54 mhz, 144-148 mhz, 440-450 mhz
gain: 2.15dbi (6m), 6.2db (2m), 8.4 db (70cm)
impedance: 50 ohms nominal
vswr: 1.5:1 (typical)
power rating: 150 watts
element phasing: (6m) 1/2 wavelength (incl. counterpoise)
element phasing: (2m) two 5/8 wavelength
element phasing: (70 cm) four 5/8 wavelength
radials: three
grounding: dc ground. antenna element and radials connected to mounting pipe.
max wind rating: 112 m.p.h.
mast dia. acceptance: 1.2 to 2.4 inches
length: 8.3 ft.
weight: 2.6 lbs.
connector: so-239 female
req. triplexer: mx-2000
73！ba7jg
