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Price when new in 2013: USD 4300. Part of the FLEX-6000 signature series with SmartSDR.

The FLEX-6500 is a very capable SDR, with flexibility and performance to satisfy the needs of most HF/6-meter operators. Regular software updates add features and enhancements long after the initial purchase. AA6E

General characteristics

HAM bands
160m  80m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  11m (CB)  6m  10m 
Frequency stability
0.5 p.p.m. TCXO
Tuning steps
1 Hz
Memories
?

Receiver

RX-range
30 kHz – 77 MHz
Modulations
AM   AM-sync   N-FM   CW   USB   LSB   DSB   RTTY  
Sensitivity
CW Noise floor (MDS), 400 Hz BW
0.137 MHz: –125 dBm
0.475 MHz: –133 dBm
1.0 MHz: –136 dBm
3.5 MHz: –136 dBm
14 MHz: –136 dBm
50 MHz –120 –126 –136
70 MHz –116 –123 –133
AM 10 dB (S+N)/N, 1 kHz, 30% modulation, 6 kHz BW
1.0 MHz: 1.00 µV
3.8 MHz: 1.00 µV
29.0 MHz: 1.19 µV
50.4 MHz: 1.38 µV
FM 12 dB SINAD, 16 kHz BW
29 MHz: 0.40 µV
52 MHz: 0.44 µV
70 MHz: 0.59 µV
Selectivity
400 Hz or more, software defined
Filters
Software defined
Receiver system
SDR, Direct Digital Sampling
IF-frequencies
?
Image rejection
≥ 100 dB
Audio output
1W diagnostic speaker

Transmitter

TX-range
160-6 m
Modulations
AM   AM-sync   N-FM   CW   USB   LSB   DSB   RTTY  
RF-output
1-100W SSB, CW, FM, RTTY, DIGITAL; 1-30W AM

Connections

Antenna
BNC + SO-239
Impedance
5-500Ω
Other
-

Electrical

Power requirements
13.8V DC ± 15%
Current drain RX
1.5 A
TX
23 A

Physical

Dimensions (w×h×d)
330 × 305 × 102 mm (12.99 × 12.01 × 4.02 in) with feet
Weight
5.90 kg (13.0 lbs)
Form factor
Headless
Manufactured
Between 2013 and 20xx in USA

Other features

Usage
Amateur / Ham radio operators
Features + options
SDR (Software Defined Radio)
Ethernet

CPU / DSP: TMS320DM8168CYG2
RISC processor: 1.2 GHz ARM CortexTM-A8/NEONTM
DSP processor: 1.0 GHz TMS320C647x 32-bit FP
DSP Floating Point Operations: 78 GFLOPS
Accessories
-
RigReference ID
5942
MPN
FLEXRADIO-FLEX-006500

Manuals, diagrams and brochures

FlexRadio FLEX-6000 Signature-series brochure PDF - Unknown size, submitted by RigReference
 
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Reviews & stories

Rating Title Submitted
Great radio 4 years ago by prjoy

New and second-hand prices

Estimating the value of a rig can be challenging. We collect prices paid by real hams over the years to help you estimate the value of a used FlexRadio FLEX-6500. Just bought or sold this model? Let us know what you traded it for and help other ham operators!

Based on historic data, today's second-hand price of the FlexRadio FLEX-6500 is around:

  • USD 2780.00 ~ USD 1362.00

Price History Chart

These estimates are based on the following prices:

Year Historic price Condition Submitted by
2015 USD 5600.00 New / Mint prjoy
2013 USD 4300.00 New / Mint RigReference

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