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:
A26 Season updates on a nearly daily basis: upload of April 3rd 2026 (2235 UTC)
ILGRadio Monitor Meter for April 2026 (new broadcasting season start):
Database of today with 85318 data sets with latest monitored and verified data entries of the current A26 season:
ALL DATA - Year 2026: 13979, Year 2025: 19961, Year 2024: 11622, Year 2023: 7495 data sets,
BROADCASTING - Year 2026: 4284, Year 2025: 1793, Year 2024: 329, Year 2023: 290 data sets,
UTILITY - Year 2026: 9695, Year 2025: 18168, Year 2024: 11293, Year 2023: 7205 data sets,
more detailed latest statistics as of 14th December 2025 incl. also statistics of all the previous seasons
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
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:
A26 Season updates on a nearly daily basis: upload of April 3rd 2026 (2235 UTC)
ILGRadio Monitor Meter for April 2026 (new broadcasting season start):
Database of today with 85318 data sets with latest monitored and verified data entries of the current A26 season:
ALL DATA - Year 2026: 13979, Year 2025: 19961, Year 2024: 11622, Year 2023: 7495 data sets,
BROADCASTING - Year 2026: 4284, Year 2025: 1793, Year 2024: 329, Year 2023: 290 data sets,
UTILITY - Year 2026: 9695, Year 2025: 18168, Year 2024: 11293, Year 2023: 7205 data sets,
more detailed latest statistics as of 14th December 2025 incl. also statistics of all the previous seasons
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
"S"/"T" Version Abbreviations of ILGRadio Database with old Format
The old Structure of ILGRadio Database
Exclusive ILG data fields are NA,CA,SA,EU,AF,ME,AS,AU,PA since 1989 and the usage is exclusively only allowed to use by ILG Database and not by any other software
ILG data entries and information are based on old and current monitoring experiences made over the last 50 years...
Data as of January 2018
Files of old ILGRadio Structure are including less data fields (35 of original 40 fields) and some fileds are cutted.
All complete comprehensive data are in the "A" or "B" Version of ILGRadio.
Here you you can display data with all details and this can be imported e.g. with
old Microsoft Excel and Access with dBASE files
new Microsoft Excel and Access with CSV files
or
dBASE Viewer Software with dBASE files
ILG S DATA or ILG T DATA Files with dBASE or Text Version
Files of old ILGRadio Structure are including less data fields (35 of original 40 fields) and some fileds are cutted.
All complete comprehensive data are in the "A" or "B" Version of ILGRadio.
Here you you can display data with all details and this can be imported e.g. with
old Microsoft Excel and Access with dBASE files
new Microsoft Excel and Access with CSV files
or
dBASE Viewer Software with dBASE files
ILG S DATA or ILG T DATA Files with dBASE or Text Version
| Field_No. | FIELD_NAME | SIZE | DESCRIPTION | ADDITIONAL_INFORMATION | SPECIAL_ABBREVIATIONS |
| 1 | FREQ | 7 numeric | Frequency in KHz | frequencies rounded for frequencies with decimal place | Carrier Frequency of Utilty Stations (see also for center frequency in last column) |
| 2 | A | 1 | separation field | ||
| 3 | STATION | 22 | Station with full name | Name according to the official station identification | External & International Services in capital letters and Home Services in small letters |
| 4 | B | 1 | separation field | ||
| 5 | UTC | 9 | Time in UTC "Universal Time Co - Ordinated" former GMT (Greenwich Mean Time) | LINK FOR DETAILS ":" (****:****) breaks in transmission, no constant signal "=" (****=****) extended or reduced times within given timeslot | sign-on time of **59 minutes rounded by full hour
in various cases full-time broadcasts are divided in one hour blocks to make ILG bandscans much more precisely |
| 6 | C | 1 | separation field | ||
| 7 | DAYS | 7 | Days | given in ITU/HFCC format: 1: Sunday, 2: Monday ... 7: Saturday | |
| 8 | D | 1 | separation field | ||
| 9 | LANGUAGE | 18 | Language of Programme | full name of language and dialect given | UTILITY Entries are starting with "DATE:" followed by details: CODES (Spy Radio) DATA (Data Transfer) EMAIL (E-Mail Transfer) FAX (Telefax) METEO (Weather Info) MORSE (CW) RADAR (not all included) TELEX (Telegraphy) TIMES (Time Signals) VOICE (Traffic/Information) |
| 10 | E | 1 | separation field | ||
| 11 | GRAPHIC | 48 | Graphical Diagramm: the exact Occupation of each frequency is presented by the "Times by Lines" giving the Language of the broadcast. This is processed in a Time Scale of 24 hours with a precision of 30 minutes.
Exclusive ILG data field
| If the transmitter is not on the air during ILGRadio publishing time only a line "------" is given instead ! | Capital Letters: External / International Service
Small Letters: Home / Local Service
1: Sunday ... 7: Saturday
#: not daily
$: Monday-Friday
@:Monday-Saturday
=: Saturday/Sunday
?: inactive
-: standby (alternative)| : DRM
"!" is given at 6, 12 and 18 hours if this position is not used
|
| 12 | F | 1 | separation field | ||
| 13 | TARGET | 8 | Target Area | External Services: main taget with details (see right) e.g. AF, AS, AU, CA, EU, ME, NA, PA, SA Home Services: in brackets with ADM country code |
further description: e = east n = north s = south, w = west
ne = north-east nw = north-west se = south-east sw = south-west |
| 14 | G | 1 | separation field | ||
| 15 | LOCATION | 25 | Location of Transmitter Site | the name of the Transmitter Site or main town and home port of ships (airborne, coastguard, navy, seaborne) | |
| 16 | H | 1 | separation field | ||
| 17 | POWER | 7 | Transmitter Power in kW (kiloWatt) | Power rounded for kW with decimal place, for UTILITY stations correct power not confirmed in various cases | |
| 18 | I | 1 | separation field | ||
| 19 | AZI | 3 | Azimuth of Antenna |
1 - 360 degree
0 = non direction
| ATTENTION: HFCC / ITU gives 0 or 1 for 360 degree north !!! |
| 20 | J | 1 | separation field | ||
| 21 | REMARKS | 15 | Remarks | further details -if not weekly -notes on observations -SPY RADIO | Spy Radio: e.g. E06, E07, E11, E17, F01, F02, F03, F06, F11, G06, M01, M12, M14, S06, S11, V07, XPA |
| 22 | K | 1 | separation field | ||
| 23 | MOD | 1 | Modulation | LINK FOR DETAILS | AM: Amplitude Modulation DIG: Digital (various) DRM:Digital Radio Mondiale ISB: Independent Side Band LSB: Lower Side Band USB: Upper Side Band |
| 24 | L | 1 | separation field | ||
| 25 | NA | 2 | Target: North-America | "--" if not used | |
| 26 | CA | 2 | Target: Central America & Caribbean | "--" if not used | |
| 27 | SA | 2 | Target: South America | "--" if not used | |
| 28 | EU | 2 | Target: Europe | "--" if not used | |
| 29 | AF | 2 | Target: Africa | "--" if not used | |
| 30 | ME | 2 | Target: Middle East | "--" if not used | |
| 31 | AS | 2 | Target: Asia | "--" if not used | |
| 32 | AU | 2 | Target: Australia | "--" if not used | |
| 33 | PA | 2 | Target: Pacific | "--" if not used | |
| 34 | M | 1 | separation field | ||
| 35 | CIRAFZONES | 30 | CIRAF Zones | LINK FOR DETAILS | |
| 36 | N | 1 | separation field | ||
| 37 | STN | 5 | Name of Station in short version | ||
| 38 | O | 1 | separation field | ||
| 39 | ADM | 3 | Administration | 3 letter code of Aministration, official ITU Abbreviations LINK FOR DETAILS | additionally listed Countries and Overseas Territories given with own ITU Code, e.g.
ALS: Alaska ASC: Ascension AZR: Azores CNR: Canary Islands DGA: Diego Garcia
GIB: Gibraltar GUF: Guyana HKG: Hong Kong HWA: Hawaii MRA: North.Mariana Isl.
MRT: Martinique NCL: New Caledonia OCE: French Polynesia
REU: Reunion TWN: Taiwan |
| 40 | Q | 1 | separation field | ||
| 41 | COUNTRY | 18 | Country | "Geographical" Name of the country | ILGRadio gives countries as the world looks like |
| 42 | R | 1 | separation field | ||
| 43 | LONGI | 6 | Longitude | ILG gives degree and minute without dot and blank | old ILGRadio format |
| 44 | S | 1 | separation field | ||
| 45 | LATI | 5 | Latitude | ILG gives degree and minute without dot and blank | old ILGRadio format |
| 46 | T | 1 | separation field | ||
| 47 | REGION (old content) with new data of POSITION | 20 | Position of Transmitter Site with Longitude and Latitude | LINK FOR DETAILS | ILG gives GOOGLE EARTH compatible format with degree, minute and second. If Longitude and Latitude gives "00" for Seconds in both cases the transmitter site is not found so far. |
| 48 | U | 1 | separation field | ||
| 49 | P | 1 | Broadcast Typ | B = Public Stations (Broadcasting, Weather and Volmet Radio) N = Non-Public Stations (Government, Military, ...) | |
| 50 | V | 1 | separation field | ||
| 51 | PROGRAM (old content) with new data of NOTES | 20 | Additional Information, Modulation Type | LINK FOR SIGNAL IDENTIFICATION AND DETAILS | some popular examples used for Utility transmissions: ALE MIL-STD 188-110A ALE MIL-STD 188-141A ARQ 100Bd/500 CCIR 493-4/100Bd/170 DSC FSK 100Bd/170 FSK 50Bd/200...500 HFDL ARINC 1800Bd LINK-11 MIL-STD 6011 MFSK-8 THALES S-3000 MPSK-12 AT3004D (M5) PACTOR-1 100Bd/200 PACTOR-2 100Bd/200 PACTOR-3 QPSK/***Bd/*** QPSK-63 SAAB GRINTEC MHF-50 SITOR-B 100Bd/170 STANAG 4481 75Bd/850 STANAG 4285/300...1200L STANAG 4538/FLSU T-206/50Bd/500 T-600/50Bd/200...250 WFAX 120/576 |
| 52 | W | 1 | separation field | ||
| 53 | STATUS | 1 | Status of Transmission | ILGRadio do not include FAKE (wooden) entries as listed in great number in the HFCC / ITU databases ! | C = confirmed, I = inactive, N = not confirmed, X = Info Data (data set for detailed language / dialect information) |
| 54 | X | 1 | separation field | ||
| 55 | YEAR | 4 | Monitoring Date with YEAR+MONTH | this information verifies that station is/was really on air | e.g. 1712 means monitored during December 2017 |
| 56 | Y | 1 | separation field | ||
| 57 | CALL | 50 | Call Sign | Calls for broadcasting only in use within the USA | main information for UTILITY station identification |
| 58 | Z | 1 | separation field | ||
| 59 | FDATE | 6 | Date of START of Transmission | DDMMYY format | date given if different to season period (empty if effective during full season) |
| 60 | TDATE | 6 | Date of STOP of Transmission | DDMMYY format | date given if different to season period (empty if effective during full season) |
| 35x data fileds with content | Size 389 |
Exclusive ILG data fields are NA,CA,SA,EU,AF,ME,AS,AU,PA since 1989 and the usage is exclusively only allowed to use by ILG Database and not by any other software
ILG data entries and information are based on old and current monitoring experiences made over the last 50 years...
Copyright by ILG Software - Bernd Friedewald (DK9FI)