Linpsk | PSK31 |
Soundmodem | Packet radio, in particular |
HamDream WinDRM |
An adaptation
of the DRM standard for ham channel bandwidths (2.5 kHz), using as
bases the sources of the DREAM project. Hamdream is not maintained any longer : its replacement is WinDRM. Works both on emission and reception. |
Fraunhofer SDR | A Commercial DRM receiver | ||
DREAM DRM | The free software DREAM (DRM receiver) | ||
DRM Software | The not free software (DRM receiver) | ||
IFDSP | R1L-N-IN | The IK2CZL realization. Downconversion of the standard 455 kHz IF of a traditionnal receiver around 13 kHz, ans sampling by a sound card. Windows. Source code not available. | |
JI3GAB | R1L-N-IN | The JI3GAB realization. Downconversion of the standard 455 kHz IF of a traditionnal receiver around 13 kHz, ans sampling by a sound card. Linux. Source code available. Works also on emission. | |
G8JCF | The G8JCF software. Windows. Source code not available. | ||
FDM77 | 640 euros | An italian SDR, designed by ELAD and distributed in France by Intertechnologies. Receive only. | |
DiRABox DRB30 DiRABox DRB32 |
R1F-H-IP | This "black box" converts any frequency
between 30 kHz and 30 MHz around
a 10 kHz IF (bandwidth = 15 kHz). Remote control by parallel PC port
(USB converter also available). Double conversion, DDS. The DRD32 is an improved-performance version. |
|
SAQrx | R1N-H-IN | This software made by Johan SM6LKM is for VLF reception (0-22 kHz). Antenna is directly connected to soundcard input. Windows source code available. | |
Winradio WR-G30x | R1P-N-UU | The low-cost version of Winradio (digital channel selection not possible, sampling by a mono soundcard). See WR-G31x for the professional version. |
SDR-1000 / SDR-5000 | Q1A-H-IP | 2800 US$ | An SDR with available source code. Described in the QEX article series : "Software Defined Radios for the Masses" |
SoftRock-40
Gnurockr (nouveau lien) KB9YIG JavaGUI |
Q1L-H-IN | A
"small" version of the SDR-1000 (Rx Only), powered by USB port, and
working in the 40 meters band for the initial design. Several softwares
work with this hardware. With Gnurockr, VU3RDD wrote a Gnuradio module allowing to control the softrock. KB9YIG's site describes several SoftRock flavours. JavaGUI is a small GUI under Linux for DttSP (the core of the softrock and SDR-1000). |
|
WSE | Hardware developped by Leif SM5BSZ, first described in the
QEX articles "Linrad
: New Possibilities for the Communications Expermienters". These hardwares have 2 RF channels giving 2 I/Q pairs |
||
GW4DGU | Slides describing the design of a SDR used for high frequencies (GHz). I/Q frequency converison is done with on-the-shelf chipsets (example : LT5515, LT5516, LT5517, AD8347, AD8348). | ||
Time Machine | 135 US$ (kit) | A very original project : this board allows to record a spectral band with a traditionnal stereo recorder (MP3 walkman, laptop, audio tape, ...), and to replay it later !! | |
DT1 DT2 DR1 DR2 | The YU1LM SDR realizations (Rx + Tx). Hardware with SDR-1000 like I/Q conversion, but more simple. Software with SDRADIO among others. PDF describe precisely the performance of this transceiver. | ||
NORCAL NC2030 | A CW transceiver with amazing performances (IP3, dynamique range, ...), that can be used to make a SDR Fron-End. This project was made by Dan Tayloe N7VE, and uses of course a Tayloe I/Q mixer... | ||
Firefly SDR | Q1L-H-IN | 75 US$ (kit) | The new design from Dan Tayloe N7VE, a bit like the Softrock. Fixed local oscillator for 30m and 40m band receiving. Works also in transmit mode, using a traditional VXO (no SDR) |
SDR-X | Designed by I0CG, this project allows to convert the HF spectrum (0-30 MHz + 6 meters band) around an I/Q I/F that cans be digitized by a sound card. The programmable oscillator is realized with an AD9951 DDS. Preselection filters are automatically activated with the requested frequency. Attenuators and low noise programmable amplificators are also present. | ||
SDRZero | Q1L-H-IN | 35 US$ (kit) | A softrock like SDR, realized by PY2WM and N1VTN/PU1JTE. Mainly in Portugues language, but some pages in English. A kit is available for sale. |
KDG-SR100 | Q1A-H-IP | 700 euros | An SDR-1000 like realization, working both on receive and transmit, and using a DDS for LO |
NCSASDR NCSASDR_PDF |
This university develops a SDR based on a
GnuRadio core, and a specific RF front-end for the 900 MHz band. Some advanced subjects are covered, like : communication protocol with the SDR, security and cognitive radio. The PDF is particularly interesting. |
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TinySDR | M1L-H-IN | A very simple SDR for HF bands, by LY1GP. Mixing is done with a home-made diode-based mixer, and there is no amplifier (sound card only). I/Q LO is generated with a VFO and 90° phase offset is obtained with a simple capacitor and resistor. | |
Elektor | Q1P-H-IU | 100 euros | A RX SDR for HF bands, with USB frequency control. Uses a PLL VFO for frequency tuning (CY27EE16) and a FT232R USB chipset. |
Genesis Radio | Q1L-H-IN | 150 US$ (kit) | A transceiver SDR for the 40m band, that works with classical I/Q softwares (PowerSDR, ...). Uses classic through hole components (no surface mount) |
PMSDR (alt. site) |
Q1P-H-IU | 195 euros | A SDR for the HF band (RX only), that works with classical I/Q softwares (PowerSDR, winrad, ...). Uses a Si570 DSPLL for frequency tuning. Delivered as a pre-assembled kit. |
Soft66AD | Q1A-H-IU | 115 US$ (assembled) 85 US$ (kit) |
A SDR for the HF band (RX only), that works with classical I/Q softwares (Rocky, SDRadio, winrad, ...). Uses a AD9831 DDS, and a USB frequency control |
Lazy Dog LD-1 | Q1A-H-IU | 218 US$ | A SDR for the HF band (RX only), that works with classical I/Q softwares (Rocky, SDRadio, winrad, ...). Uses a DDS, and a USB frequency control |
PA3FWM | Q4P-H-EE | This
OM uses the same I/Q downconverter as the SDR-1000, but uses a
dedicated stereo audio ADC (and not a sound card) : the PCM1804 at 192
kHz on 24 bits. Transfert toward PC is done through Ethernet. Rx only. Since early 2006, PA3FWM tries with a faster ADC (AD7760 at 2,5 Msamp/s), and uses an FPGA to build Ethernet frames. |
WB6DHW SDTCV | Q2A-H-UU | This
OM uses the same I/Q
downconverter as the SDR-1000, but
uses a dedicated stereo audio ADC (and not a sound card) at 192 kHz on
24 bits. Transfert toward PCand control is done through USB. LO is realized with a 4 channels DDS AD9959, wich has the advantage to allow simultaneous Rx of several channels, with an eventual phase synchronization between them. Rx / Tx up to 200 MHz without any other LO than the DDS. |
µWSDR |
D2P-H-EE | Beautiful
site ! Clear and informative ! I/Q analog mixing with an AD8337 for RX and AD8346 fot TX. Front-ends are planned for 13cm, 23cm and 4m bands. Analog I/Q IF digitized by a Cirrus CS4272, audio stereo DAC/ADC 24 bits 192 kHz . Ethernet communication. ARM7 CPU. PC software based on SDR-1000 DSP core. |
RT2 | Q2F-H-?? | KC2MFS's project. Dedicated stereo audio ADC (PCM4202 : 24 bits, 192 ksamp/s). DDS realized not with an ASIC but with a FPGA. |
CIAO RADIO |
Q2A-H-UU | Interesting SDR project,. The only connection with PC is USB port. Uses a PCM2904 audio ADC : this chipset has an integrated USB interface : very smart ! Uses a AD9851 DDS. |
OH2NLT Cheap DSP | Q2A-N-NL | A stand-alone SDR (no
external PC or laptop needed), using a QSD and a dedicated stereo
ADC/DAC (TLV320AIC23B). I/Q samples processing is done onboard with an
dsPIC30F6014 chip. Very detailed information on the site with
schematics, PCB drawings, and DSP code... Very fine enclosure also. Also works in TX. |
VK3GJZ Simple DSP Receiver | Q2L-N-NL | A stand-alone SDR (no external PC or laptop needed), using a QSD and an Alesis/wavefront DSP chipset for sampling and I/Q samples processing. |
DOMENECH | R3N-H-IN | Sampling of the RF signal (directly out from the antenna) by a TV tuner board with BT878 chipset (Fsamp = 896 ksamp/s) |
LORAN-C | R3N-H-IN | An SDR project for VLF reception of the
localisation system Loran-C (90 to 110 kHz). Uses an Adlink PCI acquisition board. |
F1OAT | M2P-N-ES | F1OAT's
SDR. Based on DSP EZ-KIT ADSP 21061
(floating point), and DDS (AD7008) |
DSP-10 | R2P-N-NS | ARRL's SDR. Available source code (assembly code). Based on DSP EZ-KIT ADSP 2181 (16 bits fixed point, AD1847 ADC/DAC). |
Winradio WR-G31x | R2P-H-UU | The professional version of Winradio (digital channel selection possible in the PC software, sampling by a dedicated ADC). See WR-G30x for the low-cost version. |
OpenSDR or OpenSDR | The openSDR project. This is in fact the Gnuradio project. | |
Modular Software Radio | Modular Software Radio (Ecole Polytechnique Fédérale de Lausanne). Emission / reception of an UMTS signal (bandwidth 5 MHz @ 2.4-2.48 GHz). Sampled IF at 90 MHz | |
Wireless3g4free | A project from the EURECOM school. Emission / reception of an UMTS signal. | |
AMSAT SDR | The
AMSAT SDR project. The page "design concept" contains interesting
information about design of this (future) SDR. |
Rfspace SDR-14 | R4N-AH-UU | 1100 US$ | A commercial SDR (source code not available), based on ASIC and ADC. |
Rfspace SDR-IQ | R4N-AH-UU | 500 US$ | The new RFSPACE RIG. Still based on an ASIC DDC (AD6620) and USB for samples transfert. 66 MHz 12-bits sampling with AD9245 |
ADAT HB9CBU | R4N-A-NL | ADT-200A is a stand-alone SDR (no external PC required), RX and TX. Receive part uses an AD6645 14 ADC and 4 channels AD6624A DDC. Transmit part uses AD9754 DAC and AD6623 DUC. I/Q samples are processed with a ADSP-21363 SHARC. |
Gnuradio USRP Ettus gnuradio chat list A gnuradio user GRC : A gnuradio GUI |
R4N-F-UU | 700 US$ | The Gnuradio project. |
SSRP | R4N-H-UN | A simplified version of the USRP | |
PERSEUS | R4N-F-UU | A direct sampling HF receiver. Uses an LTC2206 14 bits 80 Msamples/s ADC, and an XC3S250E FPGA for downconversion. Control through USB. Announced output digital bandwidth : 800 KHz (with 1 M complex samples per second). | |
Quicksilver QS1R | R4N-FH-UU | 850 US$ | This project uses an ADC LTC2208 16 bits 130 Msamples/s, and a FPGA
Altera Cyclone III EP3C25 for the DDC function. Rx from 15 kHz to
55 MHz.Control and I/Q samples transfert through USB, with a software called SDRMAX, based on the DttSP library. Open-source firmware and software. A TX version (QS1T) is under design. Project by Phil Covington N8VB |
Portland State
University University of Notre Dame Paderborn University Virginia Tech Virginia Tech (OSSIE : open source JTRS / SCA framework) |
These students present SDR projects based on the USRP Gnuradio board. | ||
HPSDR Covington |
JANUS/PHOENIX : Q2A-H-UU MERCURY/OZY : R4N-F-H-UU |
This
is an ambitious project : ADC
LTC2208 at 130 Méch/s, and FPGA for the DDC. USB
interface for communication |
|
W1QG | R4N-F-NN | A SDR based on a Lyrtech Signal Master board. The FPGA is programmed with the Xilinx system generator developement kit. | |
RTG003 | Not an amateur, but professionnal realization. Expensive. |
OH2NLT HF Receiver | D5N-S-NL | This project uses a TI AFREDI8201 specialized chipset with both ADC and DDC functions. This is a stand-alone SDR (no external PC or laptop needed), RX only. |
WebSDR | An online SDR, very efficient and very fluid. The first realization of this type. Must absolutly be seen !!! |
Rocky | A
small software using original methods for FFT computation (polyphase
FFT), and filtering (time-frequency
surface re-parameterization) |
KGKSDR | - |
Winrad | Same author as SDRADIO. Linrad was used as model for some parts of this software. |
SDRADIO | A software (Windows) used to demodulate I/S samples coming from a sound card |
DSPRX | DL6IAK software. Very simple |
PowerSDR | The software used by SDR-1000 |
Spectraview | The software used by SDR-14 |
M0KGK KGKSDR | A windows program. Source code not available |
Erlink-sr | "A software defined radio
that can be distributed at a fine granularity across multiple
platforms". Looks very original - G3UKB project. Known before as "smalltalk SDR". |
QUISK | Linux software by Jim N2ADR with source code provided. Works with the SDR-IQ, softrock, or it can use the PC sound card for other hardware. |
SDRMAX | The open-source software (Linux + windows) used for the QuickSilver QS1R project (see above). |
Linrad | Software from Leif SM5BSZ, that runs under Linux and Windows. Linrad is compatible with several hardwares : the author's hardware (WSE) or third-party hardwares (softrock+soundcard, SDR-14, SDR-IQ, ...) |
Sat-Schneider - DRT-1 | A
programmable RF tuner with DDS. IF output @ 12 kHz. Perfect for type Ib
SDRs.. |
ELEKTOR Description |
A
programmable RF tuner (IF output @ 12 kHz), published in march 2004 in
Elektor. Distributed by Modul-bus. The second link (in German) describes the design more precisely. |
N2DS Schmarder | An
original "old-fashioned" project for DRM signal reception. Direct
conversion with a lamp oscillator ! |
JOGIS | Two
other Front-Ends for DRM reception (around 6 MHz). One with a tube, the
other with a NE612 (in German). |
WSE (SM5BSZ + SM7UFW) | A collection of boards used to convert HF signals (1,8 to 14 MHz) or VHF signals (144 MHz) around an audio IF, that can be digitized by a sound card. Simultaneous conversion of 2 channels. |
PA0SIM |
Jan realized a 2 phase coherent receiver. One antenna is connected on each way, to form an array of 2 antennas.
Smart digital signal processing is then used to achieve noise and interference reduction, and directivity. Detailed principles of this project have been published in a QEX article |
OH2GHR | A project based on AD9854 DDS. Mixing with an AD831 or a Tayloe detector. |
GW4DGU | How to use off-the-shelf components (example : LT5515, LT5516, LT5517, AD8347, AD8348) to realize a direct I/Q conversion. |
ARRL SDR | The ARRL page about SDR |
TAPR SDR | The TAPR page about SDR |
wiki sdr | A wiki about SDR |
DSPguide | A free
online book |
DSPrelated.com | A
collection of "posts" from the comp.dsp forum. Keyword research
capability |
Complextoreal.com | Some interesting tutorials |
DSPguru.com | Some interesting information |
Prism Technologies | |
Vanu First hand-held SDR ? |
An interesting SDR realization : a mobile GSM BTS. |
SharedSpectrum | Cette société, financée par le Département de la Défense américain, conçoit des transceivers et des algorithmes permettant une utilisation rationnelle du spectre (radio cognitive) |
Nallatech Spectrum Sundance Pentek Lyrtech Innovative-dsp Hunt Multiple Acces Communications Red-River |
Ces sociétés commercialisent différentes cartes de traitement numérique (FPGA+DAC+ADC), pouvant servir de base matérielle pour des SDR |
COMBLOCK | Radio module for quick prototyping. These block could be used in SDR projects. |