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© UK Microwave Group FAQs

Frequently Asked Questions (FAQs)

Q. Why do I need to register?
A. You can look at the site as a guest without registering, but if you register, you will see beam headings and distances from your QTH,
and you will be able to spot beacons via

Q. I used "Remember me", why do I have to sign in again?
A. Your user login is held in a "cookie" which is stored on your computer (encrypted password).
This cookie has an expiry date of 30 days from when it was placed there.
Your "Remember me" cookie may have been cleared by your browser.
Check that the options allow retention of cookies until they expire.

Q. I am using Internet Explorer as my browser. Why does it flicker when changing to another page?
A. You should ask Microsoft why they cannot write a decent browser. Firefox, Opera, Google Chrome and Safari do not exhibit this poor
rendering behaviour when dealing with HTML tables.

Q. I am using Safari as my browser. When I try to play sound files, why do I get an error message?
A. Safari cannot find an internet plug-in for .mp3 files. Check in HELP section of Safari. Downloading latest QuickTime does not help.
Many Windows users have this problem. Report it to Apple. Does any Safari user have an answer?

Q. I am a beaconkeeper. How do I get access to amend beacon data?
A. Just ask! EITHER use the CONTACT form (see the CONTACT menu), OR send a request by email to

Q. I want to send a recording of a beacon. Where do I send it to?
A. Rename the recording to include the beacon callsign and band in the filename.
Then send it as an email attachment to - If possible include the date and time of the recording.

Q. I want to make a recording of a beacon for the site. What format should I save it in?
A. Save your recording in either .mp3 or .wav format, and include the entire keying cycle if possible.

Q. I sometimes have trouble signing in.
A. Beaconspot uses cookies to help identify you as a user. If you have two callsigns, or if you use several browsers on a single computer,
the cookies from beaconspot can be duplicated. This can cause a problem signing in.
The same problem may be experienced when using two different computers, or computers at two separate locations.
It is not advisable to use "Remember me" across different computers or browsers.
You can delete cookies from your browser, which should remove the problem.

Q. What do the abbreviations mean in the "Prop" column?
A. The propagation type is abbreviated to two characters.
TR=Tropo, RS=Rain scatter, AS=Aircraft scatter, SS=Snow scatter, MS=Meteor scatter (VHF), ES=Sporadic 'E' (VHF),
AU=Auroral (VHF/UHF), Au-E=Auroral 'E' (VHF),TEP=Transequatorial propagation (VHF), F2=via F2 layer (VHF).

Q. What do the abbreviations "KEY" and "MGM" mean on the beacon list headings?
A. KEY is the type of keying, either A1A (on/off CW) or F1A (Frequency shift keying).
"MGM" means "Machine Generated Modes" - currently supported modes are JT65b, JT4G and DFCWi.