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FlexRadio FLEX-8400 SDR transceiver with dual independent receivers on desk setup
FlexRadio FLEX-8400 SDR transceiver with dual independent receivers on desk setup
Compact FLEX-8400 software defined radio for PC-based operation, front panel view
FLEX-8400 transceiver showing frequency display and control knobs in ham radio room
Professional FLEX-8400 SDR transceiver with antenna connections and durable black chassis
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FlexRadio FLEX-8400 SDR transceiver with dual independent receivers on desk setup
Compact FLEX-8400 software defined radio for PC-based operation, front panel view
FLEX-8400 transceiver showing frequency display and control knobs in ham radio room
Professional FLEX-8400 SDR transceiver with antenna connections and durable black chassis

FlexRadio FLEX – Software Defined HF Transceiver.

FlexRadio FLEX-8400 – SDR Transceiver for PC-Based Operation

£2,449.99
(£2,041.66 exc. VAT)
£2,499.95
(£2,083.29 exc. VAT)
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Product code: flex 8400 no screen
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Item CostFinance OptionDepositMonthly PaymentsTotal Cost
£2,499.95
12 Months 14.9% APR
£249.99
£215.43
£2,835.19
£2,499.95
18 Months 14.9% APR
£249.99
£143.62
£2,835.19
£2,499.95
24 Months 14.9% APR
£249.99
£107.72
£2,835.19
£2,499.95
36 Months 14.9% APR
£249.99
£71.81
£2,835.19
£2,499.95
48 Months 14.9% APR
£249.99
£53.86
£2,835.19
£2,499.95
12 Months 19.5% APR
£249.99
£224.06
£2,938.69
£2,499.95
18 Months 19.5% APR
£249.99
£149.37
£2,938.69
£2,499.95
24 Months 19.5% APR
£249.99
£112.03
£2,938.69
£2,499.95
36 Months 19.5% APR
£249.99
£74.69
£2,938.69
£2,499.95
48 Months 19.5% APR
£249.99
£56.01
£2,938.69

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FlexRadio FLEX-8400 SDR transceiver with dual independent receivers on desk setup

FlexRadio FLEX-8400 – SDR Transceiver for PC-Based Operation


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FLEX-8400 & FLEX-8400M SDR Transceivers The FLEX-8400 and FLEX-8400M are cutting-edge software-defined transceivers engineered for HF and 6M enthusiasts. Both models feature dual independent receivers, enabling simultaneous multi-band and multi-mode operation with rapid frequency agility—ideal for digital modes and remote access.

  • FLEX-8400: Designed for PC-based operation, offering full SDR control via SmartSDR software.

  • FLEX-8400M: Includes an integrated 8-inch touchscreen and intuitive front-panel controls for traditional, standalone use.

Key Specifications:

  • Dynamic Range: 110/115 dB

  • Sampling Rate: 16-bit @ 122.88 Msps

  • Frequency Coverage: 30 kHz to 54 MHz

  • Transmitter Output: 1–100W

  • Features: Adaptive pre-distortion, GNSS support, SmartSDR compatibility

These transceivers deliver exceptional performance, flexibility, and ease of use—perfect for serious operators seeking next-generation SDR technology.

Our Price Match Promise means that if you find any of our Equipment at a lower advertised price elsewhere, we will match the price for you, subject to the below.

  • The product is identical to ours in brand, colour, size and model number.
  • The price must be the advertised price clearly on the competitor's online site.
  • The item must be in stock and available for immediate purchase (rather than available to order), with the authorised stockist able to complete delivery within 2-3 days.

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