2021年8月12日 · Recently I got into MURS radios and am wondering if I can adjust a spare Tram 1480 dual band (2m/70cm) magnetic mount antenna that I no longer use with my VHF/UHF …

2016年11月26日 · Tram 1480 shows 6dBd on VHF and 8dBd on UHF. The Madol antenna you have shows 6dBi on VHF and 8dBi on UHF. The difference there is the letter after the dB. That …

This a Tram 1480 Dual Band 2 meter & 70cm Amateur Radio antenna installation video. Applies to Tram 1477 & Tram 1481 as well. Antennas: Tram 1477 Dual Band...

Download TRAM 1480 VHF-UHF DUAL BAND COLLINEAR BASE STATION ANTENNA ASSEMBLY MANUAL service manual & repair info for electronics experts

2016年9月20日 · So I just put up a Tram 1480 and it quite honestly sucks. 2m SWR is OK with a 1.5 at 147mhz but totally unusable with a 3 at 445mhz. How should I adjust this stupid thing? I …

Review Summary For : Tram 1480 VHF/UHF Collinear Base Antenna; Reviews: 54 MSRP: around 70. Description: 2 Meter/70 centimeter two piece omni. 5/8 X 2 VHF (6dB) and 5/8 X 5 …

2016年12月26日 · Gain: 6 dB on 2m or 8 dB on 70 cm. VSWR: Less than 1.5:1. Frequency Range: 144-148 Mhz and 430-450 Mhz. Polarization: Vertical. Impedance: 50 Ohm. …

2019年10月17日 · UHF (SO-239) CONNECTOR: Equipped with a UHF (SO-239) connector for easy and secure connections to radio equipment. HEAVY-DUTY FIBERGLASS …

2023年1月31日 · Probably better to just obtain a dedicated GMRS tuned antenna. Given the short wavelength, you could probably obtain a half-wave dipole and do away with the ground plane …

2020年10月18日 · There are 2 versions of this antenna. The 1480 model is white. The 1480-b model is black. These are NOT affiliate links, they're just what I found when searching: As of …