Jul 8, 2010 · HDSDR is a freeware Software Defined Radio (SDR) program for Microsoft Windows 2000/XP/Vista/7/8/10/11. Typical applications are Radio listening, Ham Radio, SWL, Radio …

Jul 23, 2010 · - CAT interface for controlling HDSDR - ExtIO frequency options: added support for Upconverter - control RX/TX (PTT) with Omni-Rig (CAT) - swap I/Q option is saved/restored in WAV …

Winrad and HDSDR can support new hardware radios using an ExtIO-DLL file without the need to change the HDSDR software. ExtIO DLL files are written by anyone who wishes to provide support …

For controlling / using a receiver directly from HDSDR you need to install the receiver's ExtIO DLL. Visit your receiver's website (see below!) and get the appropriate DLL file archive (32Bit [x86] only). Most …

Software requirements: osoft Windows XP or newer, latest Service Pack required!!! (XP= HDSDR 2.70 or newer (SDR Software application) ExtIO_RTL.dll (hardware specific DLL) Zadig (device driver …

Receiving FM Radio broadcast with HDSDR and RTL2832 bases DVB-T receiver under Windows8 64bit. Receiving the whole 10m band with HDSDR and Perseus under Windows8 64bit.

HRD can be configured to control your transmitting radio directly via CAT/CIV and send the Doppler corrected RX frequency to HDSDR via DDE. This is an invaluable tool for quickly and automatically …

HDSDR v2.81 Keyboard Shortcuts HDSDR v2.81 Keyboard Shortcuts

HDSDR High Definition Software Defined Radio

Using Elecraft KX3 with HDSDR Hardware requirements: Elecraft KX3 KXUSB cable (or KXSER) 2.5mm stereo male to 3.5mm stereo male cable