HDSDR

HDSDR is a freeware Software Defined Radio (SDR) program for Microsoft Windows 2000/XP/Vista/7/8/8.1/10.

Free • Proprietary
Windows

★

No Ratings 0 comments 12 alternatives

HDSDR alternatives

What is HDSDR?

HDSDR is a freeware Software Defined Radio (SDR) program for Microsoft Windows 2000/XP/Vista/7/8/8.1/10. Typical applications are Radio listening, Ham Radio, SWL, Radio Astronomy, NDB-hunting and Spectrum analysis. HDSDR (former WinradHD) is an advanced version of Winrad, written by Alberto di Bene (I2PHD).

Main features:

separate large spectrum and waterfall display for input and output signals
RF & AF spectrum and waterfall is optically zoomed to fit window width independently of FFT resolution bandwidth (RBW)
flexible and efficient usage of the screen area from 640x480 (Netbooks) up to unlimited
extreme low-speed waterfall - helpful for pattern noise detection or short wave condition monitoring
AM, ECSS, FM, SSB and CW demodulation
basic transmit (TX) functionality in modes SSB, AM, FM & CW
I/Q modulated signal pair for the TX input signal (Microphone) is produced on the TX output
squelch, noise reduction, noise blanker, adjustable band pass filter, anti-alias filter
automatic notch filter and up to 10 manual adjustable notch filters
record and playback RF, IF and AF WAV files with recording scheduler
Frequency Manager for Eibi, Ham Bands, Radio Bands, User frequency lists
DDE client for Ham Radio Deluxe, Orbitron, WXtrack, SatPC32 and Wisp (Howto)
Omni-Rig support (CAT) to control additional hardware
support for various hardware through Alberto's (I2PHD) ExtIO DLL interface
ExtIO frequency options for IF-Adapter, Upconverter, Downconverter, Undersampling and calibration
All HDSDR program options can be stored and loaded per "profile", to ease use of different receivers
autocorrelation and cepstrum display for demodulated audio
command line options "-as"(auto start), -fs" (full screen)
"-swapsw" (swap spectrum/waterfall display), "-p profilename" (profiles)