Diamond SRJ775 dual-band antenna 144/430MHz – Radioworld UK
Diamond SRJ775 dual-band antenna 144/430MHz – Radioworld UK
SRJ775 SMA female antenna for handheld radios – Radioworld UK
Diamond SRJ775 antenna for Baofeng, Wouxun, and similar radios – Radioworld UK
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Diamond SRJ775 dual-band antenna 144/430MHz – Radioworld UK
SRJ775 SMA female antenna for handheld radios – Radioworld UK
Diamond SRJ775 antenna for Baofeng, Wouxun, and similar radios – Radioworld UK

Diamond Antenna – High‑Performance, Durable Communication Solution

Diamond SRJ775 | Telescopic Dual-Band Antenna (144/430MHz, SMA Female)

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£29.95
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Product code: SRJ775
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Item CostFinance OptionDepositMonthly PaymentsTotal Cost
£29.95
12 Months 14.9% APR
£3.00
£2.58
£33.97
£29.95
18 Months 14.9% APR
£3.00
£1.72
£33.97
£29.95
24 Months 14.9% APR
£3.00
£1.29
£33.97
£29.95
36 Months 14.9% APR
£3.00
£0.86
£33.97
£29.95
48 Months 14.9% APR
£3.00
£0.65
£33.97
£29.95
12 Months 19.5% APR
£3.00
£2.68
£35.21
£29.95
18 Months 19.5% APR
£3.00
£1.79
£35.21
£29.95
24 Months 19.5% APR
£3.00
£1.34
£35.21
£29.95
36 Months 19.5% APR
£3.00
£0.89
£35.21
£29.95
48 Months 19.5% APR
£3.00
£0.67
£35.21

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Diamond SRJ775 dual-band antenna 144/430MHz – Radioworld UK

Diamond SRJ775 | Telescopic Dual-Band Antenna (144/430MHz, SMA Female)


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The Diamond SRJ775 is a compact telescopic antenna designed for dual-band handheld radios, offering reliable performance on 144 MHz (2m) and 430 MHz (70cm). With an SMA Female (SMA-J) connector, it’s compatible with popular walkie-talkies like Baofeng, Wouxun, and Yaesu.

Despite its lightweight 46g build, the SRJ775 delivers a gain of 2.15 dBi, supporting transmit frequencies on 144/430 MHz and receive coverage across 120/150/300/450/800/900 MHz. Its 1/4 wave (144 MHz) and 1/2 wave (430 MHz) design ensures efficient signal handling in both bands.

Key Specs:

  • Frequency (TX): 144/430 MHz

  • Frequency (RX): 120–900 MHz

  • Gain: 2.15 dBi

  • Max Power: 10W

  • Impedance: 50 Ohms

  • Length: 45 cm

  • Connector: SMA Female

  • Type: 1/4 wave (144 MHz), 1/2 wave (430 MHz)

  • Weight: 46g

Highlights:

  • Telescopic design for portability and extended range

  • Ideal for dual-band walkies and wideband scanning

  • Durable build with reliable SMA-J connector

  • No tuning required—plug and play performance.

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