Diamond RH‑771 dual‑band 2m/70cm 40cm helical whip antenna with BNC connector – Radioworld UK
Diamond RH‑771 dual‑band 2m/70cm 40cm helical whip antenna with BNC connector – Radioworld UK
Diamond RH‑771 Dual‑Band 144/430MHz BNC Antenna – Radioworld UK
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Diamond RH‑771 dual‑band 2m/70cm 40cm helical whip antenna with BNC connector – Radioworld UK
Diamond RH‑771 Dual‑Band 144/430MHz BNC Antenna – Radioworld UK

Diamond Antenna – High‑Performance, Durable Communication Solution

Diamond RH-771 is a 2m, 70cm long helical antenna with a BNC connector.

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Product code: RH-771
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Item CostFinance OptionDepositMonthly PaymentsTotal Cost
£14.95
12 Months 14.9% APR
£1.50
£1.29
£16.96
£14.95
18 Months 14.9% APR
£1.50
£0.86
£16.96
£14.95
24 Months 14.9% APR
£1.50
£0.64
£16.96
£14.95
36 Months 14.9% APR
£1.50
£0.43
£16.96
£14.95
48 Months 14.9% APR
£1.50
£0.32
£16.96
£14.95
12 Months 19.5% APR
£1.50
£1.34
£17.58
£14.95
18 Months 19.5% APR
£1.50
£0.89
£17.58
£14.95
24 Months 19.5% APR
£1.50
£0.67
£17.58
£14.95
36 Months 19.5% APR
£1.50
£0.45
£17.58
£14.95
48 Months 19.5% APR
£1.50
£0.34
£17.58

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Diamond RH‑771 dual‑band 2m/70cm 40cm helical whip antenna with BNC connector – Radioworld UK

Diamond RH-771 is a 2m, 70cm long helical antenna with a BNC connector.


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Diamond RH-771 Dual-Band Handheld Antenna

The Diamond RH‑771 is a high‑performance dual‑band handheld antenna designed for reliable operation on the 144/430 MHz bands. With a ¼‑wave on 2m and ½‑wave on 70cm, it delivers efficient performance across both bands, making it ideal for everyday VHF/UHF use.

Rated at 10 W power handling, the RH‑771 works perfectly with a wide range of handheld transceivers, providing dependable communication for both local contacts and longer‑range operation. Its 40 cm length improves signal performance while remaining practical for portable use, and the BNC connector allows quick, secure attachment to compatible radios.

Compact, efficient, and easy to use, the Diamond RH‑771 is a trusted choice for both new operators and experienced amateurs. Whether transmitting or receiving, it offers stable performance and broad coverage, making it a valuable upgrade for enhancing your handheld radio’s capabilities.

Technical Specifications

  • Frequency Bands: 144 MHz / 430 MHz (Dual‑Band)
  • Wave Configuration: ¼‑wave (2m), ½‑wave (70cm)
  • Power Handling: 10 W
  • Connector Type: BNC
  • Antenna Length: 40 cm
  • Design Type: Helical whip
  • Suitable For: Dual‑band handheld transceivers
  • Use Case: Portable operation, improved handheld performance
  • Construction: Flexible, durable whip
  • Performance: Enhanced TX/RX efficiency on 2m/70cm.

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