The largest and unique short wave database in the world covering
all Broadcasting and UTILITY Stations with last monitoring date (time stamp)
and many further technical / signal details
ILGRadio  since 1983 the whole short wave spectrum in one hand
UPDATE INFO:
A24 Season - September updates on a nearly daily basis: upload September 15th 2024 (2240 UTC)
Latest monitored and verified data sets of A24 season: Year 2024: 25322, Year 2023: 11617, Year 2022: 8033,
Year 2021: 7527 data set entries of current release effective March 31st, more detailed Statistics as of 31st July 2024
Important web pages for help: Explaining ILGRadio Data Fields and The Signal Types of the ILGRadio Database
ILGRadio as seen from others: Comments of satisfied ILGRadio Users over the years
SIGMIRA Software for UTILITY Signal Converter

SIGMIRA Software for UTILITY Signal Converter

1 - 24 hours daily available 1 - 24 hours daily available
ILGRadio Info
Description
Sigmira™ is a Software Defined Radio (SDR) application program that runs on Windows. It operates with with an external conventional receiver, RFSpace SDR-IQ™, RFSpace SDR-14™, RTL-SDR, SDRplay RSP, or SDR-RADIO.com networked receiver. Sigmira offers wideband spectrographic, waterfall, and phase plane displays. It also demodulates various military, utility, and "ham" radio signals.
 

LINK:

Sigmira
click for the converter software