Mobile antennas — Diamond Antenna
Diamond NR-770H dual-band 144/430 MHz
Dual-band 144/430 MHz mobile antenna without radials, 1.02 m, 200 W, PL-259 connector
The Diamond NR-770H is a dual-band 144/430 MHz mobile antenna, 1.02 m long, with 2.15 dBi gain on VHF and 5.5 dBi on UHF and 200 W power rating. It also receives the 300 MHz band. The whip is stainless steel.
Key features
Dual-band
144 and 430 MHz with a single whip.
200 W
Power rating (FM, total).
No radials
Half-wave on VHF, 2 × 5/8 on UHF.
Specifications
| Bands | 144 / 430 MHz (also receives 300 MHz) |
| Gain | 2.15 dBi (144) · 5.5 dBi (430) |
| Type | 1/2 λ (144) · 2 × 5/8 λ (430), no radials |
| Maximum power | 200 W FM (total) |
| Impedance | 50 ohm |
| SWR | less than 1.5:1 |
| Length | 1.02 m |
| Weight | 250 g |
| Connector | PL-259 |
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