"Diamond RH770 dual-band telescopic antenna – 144/430 MHz high-gain handheld radio accessory"
"Diamond RH770 dual-band telescopic antenna – 144/430 MHz high-gain handheld radio accessory"
The Diamond RH-770 is a telescopic antenna with BNC fitting designed for 2m and 70cm frequencies.
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"Diamond RH770 dual-band telescopic antenna – 144/430 MHz high-gain handheld radio accessory"
The Diamond RH-770 is a telescopic antenna with BNC fitting designed for 2m and 70cm frequencies.

Diamond Antenna – High‑Performance, Durable Communication Solution

Diamond RH-770 is a telescopic antenna with BNC fitting designed for 2m and 70cm frequencies.

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£39.95
(£33.29 exc. VAT)
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Product code: RH-770
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Item CostFinance OptionDepositMonthly PaymentsTotal Cost
£39.95
12 Months 14.9% APR
£3.99
£3.44
£45.31
£39.95
18 Months 14.9% APR
£3.99
£2.30
£45.31
£39.95
24 Months 14.9% APR
£3.99
£1.72
£45.31
£39.95
36 Months 14.9% APR
£3.99
£1.15
£45.31
£39.95
48 Months 14.9% APR
£3.99
£0.86
£45.31
£39.95
12 Months 19.5% APR
£3.99
£3.58
£46.96
£39.95
18 Months 19.5% APR
£3.99
£2.39
£46.96
£39.95
24 Months 19.5% APR
£3.99
£1.79
£46.96
£39.95
36 Months 19.5% APR
£3.99
£1.19
£46.96
£39.95
48 Months 19.5% APR
£3.99
£0.90
£46.96

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"Diamond RH770 dual-band telescopic antenna – 144/430 MHz high-gain handheld radio accessory"

Diamond RH-770 is a telescopic antenna with BNC fitting designed for 2m and 70cm frequencies.


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The Diamond RH-770 is a high-performance dual-band telescopic antenna designed for 144 MHz (2m) and 430 MHz (70cm) amateur radio use. With a BNC male connector, it’s ideal for handheld transceivers and portable setups requiring extended range and reliable signal strength.

Key Specs:

  • Frequency Coverage: 144 MHz & 430 MHz (TX), up to 300 MHz (RX)

  • Gain: 3.0 dBi (2m), 5.5 dBi (70cm)

  • Max Power Handling: 20W

  • Length: 93cm extended, 22.3cm collapsed

  • Design: 1/2 wave (2m), 2×5/8 wave (70cm), radialless

  • Connector: BNC male

Highlights:

  • Excellent DX performance for VHF/UHF bands

  • Lightweight and collapsible for easy transport

  • No counterpoise required—ideal for field use

  • Compatible with older handhelds and scanners

Whether you're chasing distant repeaters or optimising your portable rig, the RH-770 delivers robust performance in a compact form. Available now at Radioworld UK.

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