AstroRadio SL


FLEX 6500

Transceptor FLEX 6500

SmartLink™ for Remote Access

SmartSdr V 2.0x

The FLEX-6500™ is for the advanced operator who desires extended performance across four slice receivers. Offering four panadapter and waterfall displays, the FLEX-6500 lets you see the action on up to four bands at once. Contest grade preselectors, integrated antenna tuner and optional GPSDO makes the FLEX-6500 the perfect radio for the serious DXer or contesting.

FLEX-6500 Feature Highlights

Maximum Slice Receivers: Four (4)
Maximum Panadapter Bandwidth: 14 MHz
Antenna Connectors: SO-239x2; BNCx1; XVTR-BNCx1
Wideband Frequency Coverage: 30 kHz - 72 MHz
Transmit Frequency Coverage: 160-6m amateur bands, 100W nominal output
Transverter IF Frequency Coverage*: 100 kHz - 72 MHz
Digital Audio Exchange (DAX) Channels: Four (4)
DAX IQ Channels/Bandwidth per Channel (DAXIQ): Four (4) @ 24 kHz - 192 kHz
Preselectors: 160 - 2m (except 60m)
Microphone Connectors: Unbalanced 8-pin Foster, Balanced XLR/TRS
Antenna Tuner Unit (ATU): Integrated
Full Continuous Coverage Transmit: MARS/CAP Capable


Receiver Specifications

Receiver Architecture: Direct Digital Sampling
Spectral Capture Units: One (1)
Maximum Slice Receivers: Four (4)
Maximum High Resolution Spectrum Displays: Four (4)
Maximum Panadapter Width: 14 MHz
ADC Resolution: 16-bits
ADC Sampling Rate: 245.76 Msps
Wideband Frequency Coverage: 30 kHz - 72 MHz
DAX IQ Channels / Bandwidth Per Channel: Four (4) @ 24 kHz - 192 kHz
DAX Audio Channels: Four (4)
Amateur Band Preselector Coverage: 160m - 6m (except 60m)
Preamplifiers / Attenuators: -10 to +20dB
Spurious and Image Rejection Ratio: 100 dB or better
External Powered Speaker Output Impedance Level: 600 Ohm Stereo Unbalanced
Transmitter Specifications

Transmitter Architecture: Direct Digital Up-conversion
TX DAC Resolution: 16-bits
TX DAC Sampling Rate: 491.52 Msps
RF Output Power: 1-100W nominal SSB, CW, FM, RTTY, Digital; 1-25W nominal AM
Amateur Band Coverage at Rated Power Output: 160m – 6m
Low Pass PA Filter Bands: 1.8 MHz - 30 MHz continuous, 50 MHz - 54 MHz
Transverter IF Output Power: +0 dBm Typical; +15 dBm max
Transverter IF Frequency Coverage: 100 kHz - 72 MHz
Modulation System: Digital Low Power at Carrier Frequency
Maximum FM Deviation: ±5 kHz
DAX Transmit Channel: Yes
Carrier / Unwanted Sideband Suppression: <-80 dBc typ / <-80 dBc typ
Harmonic Radiation 1.8 - 50 MHz Amateur Bands: <-60 dBc; -70 dBc 6m
Transmit Bandwidth: Default 100-2900 Hz (Variable 50-10000 Hz)
Microphone Connectors: Unbalanced 8-pin Foster, Balanced XLR/TRS
Microphone Impedance: 600 Ohms Nominal (200-10kΩ)
Antenna Tuner Specifications

Matching Range 80m - 10m: 8.3 Ohms - 300 Ohms
Matching Range 160 and 6m: 16.7 Ohms - 150 Ohms
General Specifications

USB 2.0 Ports (peripheral control): Two (2)
Master Clock Frequency: 983.04 MHz
Master Clock Phase Noise: -147 dBc@ 10 kHz; -152 dBc@ 100 kHz
10 MHz Reference Clock Stability: 0.5ppm TCXO
GPSDO Frequency Stability (GPS locked)*: 5 x 10 (-12) over 24 hours
Emission Modes: USB, LSB, CW, RTTY**, AM, Synchronous AM, FM, NFM, DFM
Frequency Resolution: 1 Hz min.
Antenna Connectors: SO-239x2, BNCx1, XVTRx1
Antenna Impedance (w/o tuner): 50 Ohm Unbalanced

Power Supply Requirements: +13.8V DC nominal ±15%
Current Drain (Receive/Transmit Max): 1.7A / 23A @ 13.8V

Height: 4" (10.2 cm) with feet; 3.5" (8.9 cm) without feet attached
Width: 13" (33cm)
Depth: 12" (30.5cm) or 13" (33.04cm) with front handles
Weight: Approximately 13 lbs. / 5.9 kgs
Operating Temperature: 0 to +50 degrees C; +32 to +122 degrees F

2U, 19inch (48.26 cm) Rack Mounting Kit
Front Handle Kit (adds 1 inch/2.5 cm to total depth
GPSDO with Rear Panel 10 MHz Reference Output


Price: € 4 071.65      VAT included

Only in Spain Peninsula

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