HFU HF Underground

General Category => For Sale / Wanted / Barter => Topic started by: Σ on December 31, 2020, 1640 UTC

Title: SOLD: Afedri SDR-Net v3.0a [Photos added]
Post by: Σ on December 31, 2020, 1640 UTC

For sale here before it goes to eBay:


Afedri SDR-Net v3.0a receiver in very good condition. No known issues, I just don't use it very much anymore since I have the KiwiSDR. $175 shipped to US address.

It has a BNC connector and is the HF only version. Very good receiver and I enjoyed using it. Just surplus to my needs. No power supply or cables included. Can be powered and operated from USB as well as the LAN.

Afedri version 3.0 HF SDR receiver with the following specifications and features.


100 kHz to 30.00MHz continuous frequency range
Direct sampling
Digital down-conversion
12- bit 80 MSPS A/D conversion
Up to 2 MHz recording and processing bandwidth
Waterfall display functions, when used with appropriate software
Recording and playback, when used with appropriate software
Sensitivity –  MDS -133 dBm at 500Hz bandwidth
USB 2.0 interface
LAN interface for remote access
Compatible with: Linrad, Winrad, HDSDR, Studio1, SDR#, SDR Console SDR-radio, CuteSDR, SpectraVue 3.23.
Powered from USB or 7.5v to 14 volt external source (for SDR rev. <= 2.1) or 7-10V for SDR’s revisions beginning rev. 2.2
Dimensions 120mm deep x 78mm wide x 27mm high
Original purchase price for revision 3.0 - $259

Frequency Coverage:

0.1MHz-30MHz: 30MHz Low Pass Filter (LPF) assembled  – standard  configuration
Noise Figure:

 ~14dB (for 1MHz-30Mhz range and maximum gain 35dB) input VGA (Variable Gain Amplifier) has variable Gain from -10dB up to +35dB
Output data format:

two 16-bit I/Q channels (audio stereo stream emulation)
RF ADC sampling rate: 80.000MHz

More info:

See a demo Youtube:

Contact me directly if interested. Thanks!

- Rob
Title: Re: For Sale: Afedri SDR-Net v3.0a
Post by: ChrisSmolinski on December 31, 2020, 1847 UTC
I already have an AFEDRI SDR so I don't need another, but I will mention that it is one of my better performing SDRs, a lot of bang for the buck. I presently use it to record the 1600-1800 kHz band, and routinely pick up pirates from Greece on it.