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11 votes
Accepted

What happens if a station did not submit a contest log?

In general, it is not a bad thing to work stations in a contest and not submit a log. In the big popular contests that don't have difficult exchanges, such as the ARRL DX contest or the CQ WPX ...
rclocher3's user avatar
  • 9,242
10 votes
Accepted

What does "THREE ALPHA in Virginia" mean?

First, some background on general amateur radio procedure: Field Day "is not a contest", but acts a lot like one. In any contest contact, the "exchange" is whatever information is communicated, ...
Kevin Reid AG6YO's user avatar
  • 24.6k
6 votes

Why are contest signal reports always "59" or "599"?

"If the report never changes, why do contest rules still require signal reports, when cutting out phony reports would speed things up?" This question comes up frequently, among contesters (e....
henryflower's user avatar
6 votes

Why are contest signal reports always "59" or "599"?

Signal reports are sent because the contest may require them. Every contest I can think of requires some exchange of information, and a signal report may or may not be among the required information. ...
Phil Frost - W8II's user avatar
6 votes

Is Field Day a contest?

No, Field Day is not a contest, because stations do not submit logs for checking to validate the claimed scores. No plaques or other commemorations of competitive achievement are sponsored or awarded ...
Brian K1LI's user avatar
  • 7,868
5 votes
Accepted

Emergency/battery power rules for Field Day: do they include computer equipment?

from ARRL: Q. What equipment at our Field Day site must be operated off of the emergency power in order to claim the 100-point per transmitter bonus? A. You must operate all transmitting and receiving ...
KC7FCW's user avatar
  • 66
5 votes
Accepted

Linux based SDR spectrum capture via CLI

What are the best hardware options for this considering the bandwidth and frequency requirements and availability of stable linux drivers. (I was thinking one of the SDRPlay family of devices but ...
Marcus Müller's user avatar
5 votes

Convert maidenhead grid square to lat/long in Excel?

Assuming for the sake of precision that the particular point in the grid square that you want the exact latitude and longitude for is the midpoint of the 6-character subsquare, this can be done ...
Richard Ferch's user avatar
4 votes

What are the biggest amateur radio contests ("radiosport")?

All major contests report detailed statistics for the benefit of contest participants, who want to know how they did in the contest. I compiled reported totals of logs submitted for several major ...
rclocher3's user avatar
  • 9,242
4 votes
Accepted

Not participating in contests

If you're asking if adding "/NPC" (for "Not Participating in Contest") to the end of your call sign or something like that will help, then I'm sorry to tell you that there is no commonly-recognized ...
rclocher3's user avatar
  • 9,242
4 votes

How to determine a serial number in cq contest?

Serial numbers usually count from 1 to N where 1 is for your first contact of the contest. Serial numbers are incremented by 1 typically. But, there is no reason why you cannot start at 577 and ...
K7PEH's user avatar
  • 2,998
4 votes

What's the difference between saying “CQ” or “QRZ” in a contest?

The answer is very simple: a contest station "running" a frequency calls "QRZ?" because it is faster than calling CQ and giving the call sign. The station running the frequency isn't trying to get ...
rclocher3's user avatar
  • 9,242
4 votes
Accepted

Calling in to a contest

Yes, you are always allowed to respond; contests are not given any special consideration in the regulations of amateur radio. And if someone is calling CQ for a contest, then they want all the ...
Kevin Reid AG6YO's user avatar
  • 24.6k
3 votes

Expected practices for one ham operating under another's privileges?

This question is correctly marked for "United-States" and I am not familiar with the details of license conditions for that region. I am going to answer this question for "Ireland", to provide for ...
Edwin van Mierlo's user avatar
3 votes

What's the difference between saying “CQ” or “QRZ” in a contest?

QRZ seems to be commonly used to mean “Someone other than the station I just worked, please call” This is the way I always understood it. but while trying to research this answer I found one ...
sm5bsz's user avatar
  • 1,009
3 votes

Contesting dialog

So in a radio contest, there are definite rules about what information must be sent and received for the contact to be valid for contest points. The information that must be traded is known as the "...
rclocher3's user avatar
  • 9,242
3 votes

Not participating in contests

If you are calling CQ, then there are a few ways to make sure you don't sound like a contest station. First, if you are calling CQ: For SSB, a contest station might call "CQ contest, CQ contest, ...
Scott Earle's user avatar
  • 4,599
3 votes

Linux based SDR spectrum capture via CLI

4 Raspberry Pi's each with an RTL-SDR dongle may well be cheaper than just one of the higher bandwidth SDR capture devices or a high end Linux PC. They run Linux. Network them together, with each ...
hotpaw2's user avatar
  • 13.4k
3 votes
Accepted

Why are contest signal reports always "59" or "599"?

The RS(T) reporting system has always been arbitrary. The original intent was for the receiving operator to estimate readability, signal strength, and tone by ear; there never have been universally-...
rclocher3's user avatar
  • 9,242
2 votes

What are the biggest amateur radio contests ("radiosport")?

Yes, ARRL and CQ sponsored contests on HF are certainly among the "biggest" (I don't think any other contests draw larger participation than the CQ Worldwide DX and the CQ WPX contests). ...
henryflower's user avatar
2 votes
Accepted

Is Field Day a contest?

Based on this affiliated club document, yes, Field Day is a contest. Field Day is a competitive event sponsored by the American Radio Relay League (ARRL). The objective is for participating ...
Zeiss Ikon's user avatar
  • 4,097
2 votes

Are there ways for people with receivers to participate in contests?

There is a complete list of all Amateur contests at: http://www.hornucopia.com/. Some ham contests include a category for SWLs, others don't. Check the contest's rules at this site to see if includes ...
VE3LXL's user avatar
  • 21
2 votes

When to log a callsign suffix for a QSO?

The general rule of thumb is to log what you copy. When the sending station submits their log, they should enter what you copied as the "sent" callsign, which should cover you. If you find otherwise ...
Brian K1LI's user avatar
  • 7,868
2 votes
Accepted

Can missing QSOs in my contest log adversely affect other operator's scores?

Yes, sending a log with missing QSOs would lead to penalties for those of your QSO partners who are sending a log themselves. There is no way sensible way of "logging" a QSO with incomplete ...
henryflower's user avatar
1 vote

When to log a callsign suffix for a QSO?

if they say "callsign portable" then it's definitely "callsign/p". The /QRP has no 'real' value "callsign/QRP" is the same as "callsign". In my country (Belgium) according to the law only these ...
ON5MF Jurgen's user avatar
1 vote

Emergency/battery power rules for Field Day: do they include computer equipment?

For class A battery stations the following rule applies: All contacts must be made using an output power of 5 Watts or less and the power source must be something other than commercial power mains ...
Mike Waters's user avatar
  • 8,023
1 vote

Emergency/battery power rules for Field Day: do they include computer equipment?

Where I see the word commercial is in relation to electrical power only. In other words, when you are not on commercial power you can be on batteries, solar, whatever, but clearly off-grid. It is ...
SDsolar's user avatar
  • 2,089
1 vote

How to determine a serial number in cq contest?

You did say 'cq' contest. Did you mean the CQ WW DX or WPX contest? For CQ WW DX, the message is your CQ Zone: 5 for US east coast, 3 for west coast, 14 for W Europe, etc. For WPX, it is a serial ...
Jon Kåre Hellan LA4RT's user avatar
1 vote

Convert maidenhead grid square to lat/long in Excel?

Function FromMaidenhead(m As String) As Variant Dim lat As Double, lon As Double lat = (Asc(Mid(m, 2, 1)) - 65) * 10 + Val(Mid(m, 4, 1)) + (Asc(Mid(m, 6, 1)) - 97) / 24 + 1 / 48 - 90 lon = (Asc(Mid(m,...
Bert Gordon's user avatar
1 vote

How do I increase my phone intelligibility?

From this webpage: TL;DR: Get rid of the audio below 300-500 Hz*, and then use audio processing (compression) to raise the average power. *This is accomplished by: Choosing a suitable microphone, ...
Mike Waters's user avatar
  • 8,023

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