Diamond SX‑240C SWR Power Meter Front View – Radioworld UK
Diamond SX‑240C SWR Power Meter Front View – Radioworld UK
Diamond SX‑240C Cross‑Needle Display Close‑Up – Radioworld UK
Diamond SX‑240C HF VHF UHF SWR Meter Side Angle – Radioworld UK
Diamond SX‑240C 1.8–54MHz 144–470MHz Meter Connections – Radioworld UK
Diamond SX‑240C Amateur Radio SWR and Power Meter – Radioworld UK
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Diamond SX‑240C SWR Power Meter Front View – Radioworld UK
Diamond SX‑240C Cross‑Needle Display Close‑Up – Radioworld UK
Diamond SX‑240C HF VHF UHF SWR Meter Side Angle – Radioworld UK
Diamond SX‑240C 1.8–54MHz 144–470MHz Meter Connections – Radioworld UK
Diamond SX‑240C Amateur Radio SWR and Power Meter – Radioworld UK

Diamond Antenna – High‑Performance, Durable Communication Solution

Diamond SX-240C covers 1.8-54MHz & 144-470MHz

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£229.96
(£191.63 exc. VAT)
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Product code: SX-240C
Download a pdf document for Diamond SX-240C covers 1.8-54MHz & 144-470MHz

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Item CostFinance OptionDepositMonthly PaymentsTotal Cost
£229.96
12 Months 14.9% APR
£23.00
£19.82
£260.79
£229.96
18 Months 14.9% APR
£23.00
£13.21
£260.79
£229.96
24 Months 14.9% APR
£23.00
£9.91
£260.79
£229.96
36 Months 14.9% APR
£23.00
£6.61
£260.79
£229.96
48 Months 14.9% APR
£23.00
£4.95
£260.79
£229.96
12 Months 19.5% APR
£23.00
£20.61
£270.31
£229.96
18 Months 19.5% APR
£23.00
£13.74
£270.31
£229.96
24 Months 19.5% APR
£23.00
£10.30
£270.31
£229.96
36 Months 19.5% APR
£23.00
£6.87
£270.31
£229.96
48 Months 19.5% APR
£23.00
£5.15
£270.31

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Diamond SX‑240C SWR Power Meter Front View – Radioworld UK

Diamond SX-240C covers 1.8-54MHz & 144-470MHz


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Diamond SX-240C SWR/Power Meter

The Diamond SX‑240C is a high‑performance SWR and power meter designed for accurate monitoring across HF, VHF and UHF bands. Covering 1.8–54 MHz and 144–470 MHz, it provides wide frequency support suitable for modern amateur radio stations, mobile setups, and multi‑band transceivers.

With selectable power ranges of 30 W, 300 W, and 3 kW, the SX‑240C delivers reliable forward and reflected power readings for everything from low‑power rigs to high‑power amplifiers. Its X‑needle cross‑needle display allows simultaneous viewing of SWR and power, giving clear, precise feedback when tuning antennas or checking system performance.

Compact, robust, and easy to integrate into any shack, the SX‑240C is an essential tool for operators who demand accuracy, clarity, and dependable measurement across multiple bands.

Technical Specifications

  • Frequency Range (HF): 1.8–54 MHz
  • Frequency Range (VHF/UHF): 144–470 MHz
  • Power Ranges: 30 W / 300 W / 3 kW
  • Functions: SWR, Forward Power, Reflected Power
  • Meter Type: X‑Needle Cross‑Needle Display
  • Impedance: 50 Ω
  • Accuracy: ±10% (typical)
  • Connectors: SO‑239 (UHF)
  • Power Requirements: Passive (no external power)
  • Dimensions: 85 × 85 × 120 mm
  • Weight: 450 g (approx.)
  • Suitable For: HF, VHF & UHF transceivers and amplifiers
  • Use Case: Antenna tuning, station monitoring, power output verification.

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