Radiodienst blogredacteur: Fred Bender, PA0WFB

[radiodienst]-- ent Gqrx SDR Open source software defined radio by Alexandru Csete OZ9AEC Skip to content Gqrx SDR Open source software defined radio by Alexandru Csete OZ9AEC Home Hardware Download Ubuntu Linux Raspberry Pi 3 User Support Documents Blog Welcome to gqrx Gqrx is an open source software defined radio receiver (SDR) powered by the GNU Radio  and the Qt graphical toolkit. Gqrx supports many of the SDR hardware available, including Airspy, Funcube Dongles, rtl-sdr, HackRF and USRP devices. See supported devices for a complete list. Gqrx is free software, licensed under the GNU General Public license allowing anyone to fix and modify it for their use. Gqrx offers features like: Discover devices attached to the computer. Process I/Q data from the supported devices. Change frequency, gain and apply various corrections (frequency, I/Q balance). AM, SSB, CW, FM-N and FM-W (mono and stereo) demodulators. Special FM mode for NOAA APT

Uitleg en gebruik van de smalband mode FLdigi door de radiodienst  Origineel aanwezig op wikipedia en.wikipedia.org Fldigi - Wikipedia Fldigi Fldigi main window snapshot Developer(s) Dave Freese (W1HKJ), Stelios Bounanos (M0GLD), Remi Chateauneu (F4ECW), John Douyere (VK2ETA), Stefan Fendt (DL1SMF), Leigh Klotz (WA5ZNU), John Phelps (KL4YFD), Andrej Lajovic (S57LN) Rik van Riel (AB1KW), Robert Stiles (KK5VD), et al. Initial release 2007 Stable release 4.0.16 / 9 February 2018 ; 6 months ago  ( 2018-02-09 ) [1] Repository sourceforge .net /p /fldigi /fldigi /ci /master /tree / Written in FLTK , C , C++ Operating system Windows , macOS , Linux , Android , FreeBSD [2] Platform IA-32 , x64 , IA-64 , armel , armhf , mips , mipsel , PowerPC , s390 , s390x , SPARC , Raspberry Pi Size about 6.5MB Available in 7 languages show List of languages English, Italian, Spanish, French, German, Polish, Dutch Type Amateur radio and DSP License GPL version 3.0 We

[radiodienst]-- Uitleg met praktische voorbeelden van software definited radio via een linux distributie Uw blogredakteur PA0WFB vond deze nuttige link op het internet.

Uitleg omtrent software denined radio (originele link) https://arachnoid.com/software_defined_radios/ (vrije nieuwsgaring, raadpleegbaar via zoekmachine) ============================================= Home  |  Ham Radio  |      Share This Page Software-Defined Radios An amazing intersection of mathematics, computer programming and radio — All content Copyright © 2018, P. Lutus — Message Page — Most recent update: 05.03.2018 Figure 1: Virtual radio displaying the spectrum of an FM broadcast station Introduction | SDR Hardware | SDR Software Theory: The Frequency Domain | Theory: Vectors and I/Q Data | Theory: I/Q Exploration Applet Math Notes (double-click any word to see its definition) Introduction Let me provide a context for my amazement