Online listening ;

• Many-band WebSDR in JO32KF - Twente University

  1568 Hits
• QO-100 Mobile NB WebSDR

  992 Hits
• Satellite Tracking System: Orbitron by Sebastian Stoff / Satellite tracking easiest ever!

  437 Hits
• WebSDR at RAF Hack Green

  2868 Hits
• WebSDR on Gerbrandy Tower in IJsselstein, NL

  863 Hits

Software Defined Radio ;

• RTL-SDR Quickstart guide

  444 Hits
• SDRUno CookBook. Covering ALL versions of the SDRPlay Radios.

  383 Hits
• PLUTOSDR QUICKSTART GUIDE

  1517 Hits
• RTL-SDR and GNU Radio

  27322 Hits
• TinySA Wiki

  2423 Hits
• What is RTL-SDR?

  424 Hits

Icom 7300 ;

• Amateur Radio Club at Kansas State University - ICOM IC-7300 Information

  2046 Hits
• Transmitter Settings For Digital Operation - Icom 7300

  2054 Hits

Anytone 578/878 ;

• Anytone AT-D868UV and AT-D878UV Info Page

  496 Hits
• Anytone AT-D868UV, AT-D878UV, AT-D578UV Digital Contact List

  1503 Hits
• Anytone official download centre

  1544 Hits

DMR ;

• Brandmeister Last Heard and listen

  385 Hits

Tools ;

• Find your QTH locator (or your grid square) with GoogleMaps

  606 Hits
• Personalised AZ projection map

  390 Hits
• phpQW Tool Log Analysis

  22362 Hits
• Radio Mobile Online - calculate radio coverage

  1185 Hits
• VOACAP Online - professional-grade high-frequency (3-30 MHz) coverage area predictions

  1453 Hits