Questions tagged [legal]

Questions regarding laws or other legal regulations pertaining directly to amateur radio. Also tag your question with the relevant location. If in doubt, always seek professional legal advice.

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3
votes
2answers
334 views

Can I take and use Baofeng UV-82 in Norway?

Planning to go for a camping trip. According to this document (in Norwegian but easy to understand), I can use a radio running PMR446 and KDR 444 freqs. Baofeng can do this. The question is: is the ...
8
votes
5answers
30k views

On which of these frequencies can I transmit without a license?

I have a Baofeng UV-5RA, and I need to know what frequencies on the "channel mode" (what the lady says when you press the "V/M" button on the radio) don't require a ham license. I am in Philadelphia, ...
8
votes
4answers
335 views

Required SSB sideband and carrier suppression?

Is there a legal (U.S. FCC) or a commonly accepted standard requirement for SSB opposite sideband and and carrier suppression for either manufactured or kit built transmitters? Does the 43+ dB down ...
3
votes
0answers
107 views

GnuRadio RF transmission, legal and safety issues

I'm trying to run some transmit/receive RF examples that I found online using GNU Radio with USRP B200. I read and heard about some cautions in terms of transmitted frequencies here in the USA which ...
3
votes
1answer
228 views

How do amateur satellites stay consistently in the amateur-sat bands acoss the globe?

I understand that my local laws may differ but amateur radio satellites, by their very nature, orbit the earth going over several legal jurisdictions. Are satellite bands the same internationally? If ...
1
vote
1answer
46 views

Clarification: What are Fixed and Mobile services intended for in frequency allocation documentation?

Question Does a band allocation to "Amateur", "Fixed", and "Mobile" mean that it's for amateur radio use by fixed and mobile services, or does it mean that all these services are separate but equal? ...
2
votes
1answer
83 views

Transferring old callsign to a club?

A new vanity callsign will be granted to me (currently in pending level 2 stage). Can I transfer my current soon to be cancelled callsign (vanity) to a club which I am trustee without waiting the ...
7
votes
2answers
261 views

Can I use a amateur license to experiment with radar?

If I get a German Amateurfunklizenz, will I be allowed to experiment with non-communication radio technologies like radar? Obviously, I'd still adhere to using allocated ham bands, stay within power ...
2
votes
1answer
206 views

Would a ham license allow me to use an uncertified radio on other (non-ham) bands I have permission to use?

I just purchased a UV-5R to hopefully integrate into business class radios my company uses. Do I need a technician or other class FCC license to operate these only on the frequencies I already access ...
-4
votes
3answers
794 views

Amateur Bands (400 MHz to 4.4 GHz)

Could please someone state the open radio bands in which one could transmit: freely or with Ham Radio license and in what max power in each band between 400 MHz to 4.4 GHz. The purpose of this is to ...
4
votes
3answers
108 views

How can I get a license to build broadcast transmitters?

I am in the United States. The title pretty much says it all. I am really into to building transmitters. It's even more fun for me than using them. I really have a lot of skills and would like to ...
1
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3answers
116 views

Is it legal to operate Ham Radios for educational purposes

I'm a student and new to amateur radios. Is it legal to operate ham radios for educational purposes without any license?
5
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3answers
408 views

Is compression “encryption” under FCC regs?

I read this question about digital signatures and FCC prohibitions on "obscuring" messages in amateur transmissions, and it cause me to think of something: the difference between encryption and ...
1
vote
2answers
103 views

What to do when accidental emission can't be given a call sign ID?

Yes, obviously, it would be best if there's not an emission that doesn't include a call sign ID. Part 97 seems to say this should never, ever occur (the law is often written in that kind of black-and-...
5
votes
3answers
1k views

Call sign ID for a “homebrew” or improvised repeater?

I saw a couple YouTube videos last night about setting up a repeater using a pair of cheap hand-held radios and, at its simplest, an audio patch cable to connect the speaker output of one radio to the ...
3
votes
1answer
99 views

UK “Remote Operation” defination

I am a UK licensed Amateur Radio operator with an Intermediate License. I have a question surrounding the UK's (Ofcom's) definition of "Remote Operation". My understanding is that for any Remote ...
3
votes
2answers
131 views

Safeguards against cross-border abuse?

I live in a country that falls under ITU region three and recently joined my national amateur radio association. I learned that the frequencies for the repeaters run by the association were kept ...
5
votes
1answer
247 views

Use ham to broadcast GPS RTK correction data

I am involved in a precise positioning project that uses Real Time Kinematic (RTK) for cm-accurate positioning. We use unattended base stations that provide real-time corrections for mobile rovers. ...
3
votes
1answer
54 views

Digital networks — operator at control point, or automatic relay?

I've recently (part of studying for Extra license exam) learned about "mesh networks", where it's common to use repurposed wifi routers to connect at 2.4 or 4.8 GHz and form a network over a much ...
1
vote
1answer
49 views

Sending a downloaded file on digital: third party communication?

This came up in comments on this question. Since before the Internet was widely available, it's been common to pass along files received from other users or downloaded from a server somewhere. For ...
5
votes
1answer
234 views

Signing of messages transmitted over ham radio

FCC Regulation 97.113 (a) 4 states that: "messages encoded for the purpose of obscuring their meaning" Are "Prohibited transmissions", I believe this is the clause that is used to prohibit ...
6
votes
1answer
211 views

What happens to your callsign if you migrate?

If, as an amateur radio operator, you're licensed in one country with a callsign, let's suppose, the US and you migrate to, say, Germany, will you have to reapply and obtain a new callsign? What if ...
0
votes
2answers
179 views

Amateur wanting to re-enter ham radio legally

I'm an Amateur Radio enthusiast from way back; mostly CB and 10 meters. I have a couple of hand-held Baofengs that I want to use for family communications and as a backup link in case of emergencies. ...
1
vote
3answers
372 views

What kind of ham radio license should I get?

I have an interest in studying and researching how radio technology can be used in other fields of electronics. What kind of license should I look into so I can carry out some experiments or research? ...
3
votes
2answers
6k views

Licensing a group of BaoFeng BF-888s in the UK

I've purchased a couple of BaoFeng BF-888S's for personal use with friends. I've been told these radios can't be used legally without a licence and given the usage, I doubt I could faithfully even ...
5
votes
3answers
423 views

Unlicensed TV broadcasting power limit (Band I)

I'm curious what is the legal limit for unlicensed TV signals being transmitted on the VHF Band I? This seems ill defined. The part 15 FM rules I am assuming don't apply here. And I don't think it ...
6
votes
1answer
1k views

Can I use a Hawaiian call sign on the mainland?

A ham is initially licensed in Hawaii as KH6ABC (example only). If he subsequently moves to the mainland, can he keep his geographically restricted "KH" call sign or must it be changed?
6
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1answer
181 views

What is Part 97 a part of?

The regulations that govern Amateur Radio in the United States are often described as Part 97. What statute are they a part of? Where can I find other parts of the same law?
8
votes
3answers
2k views

Is it legal to transmit with HackRF one?

Is it legal to transmit using HackRF one (in Germany), the purpose is to do some Lab research and Academic experiments. for example i want to broadcast an FM signal using HackRF one and try to ...
6
votes
1answer
11k views

How do I legally use a Baofeng UV-5R radio for communication?

I'm new to radios. Only ever used them for squad communication in airsoft. I have two Baofeng UV-5R handhelds and would like to use them this week to communicate on a family camping trip with no cell ...
2
votes
2answers
167 views

Amateur Radio for Science Fair

Can I use an amateur radio for a science fair? If so, do I need to prove that I have an active license?
3
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3answers
220 views

Non-life-threatening emergency in the US?

The minivan in front of us blew a tire and pulled over, a long way away from mobile signal. We couldn't find a spare tire. I have a Technician license; if I'd had my Baofeng BF-F9 V2 with me, is there ...
2
votes
1answer
311 views

Can I monitor a refrigerator using ham radio?

I am considering the ramifications of monitoring my refrigerator conditions using ham radio. Can the radio on the refrigerator be under automatic control using my call sign so that I do not need to ...
7
votes
1answer
151 views

Is there a practical way for hams to participate in cellular-related technology advances?

My understanding is that there used to be more timely overlap between commercial and amateur radio technology — e.g. helping study ionospheric propagation, relatively early adoption of SSB technology, ...
5
votes
2answers
429 views

Using a Deceased Club Member's Call Sign for Field Day

The Secretary of our club passed away unexpectedly last week. With Field Day rapidly approaching in the U.S., the board is wondering if there is any legitimate way for the club to use the deceased ...
2
votes
2answers
936 views

Fast TCP/IP radio modem on UHF band

I'm interested if it is possible to have a data radio modem that works on the UHF band 400MHz for TCP/IP communication. What I have in mind is something similar to a router, but using UHF band for ...
0
votes
2answers
514 views

Hopping from one frequency band to another in SDR (ex: USRP)

This question is not about Frequency Hopping Spread Spectrum! In SDRs, say USRP, if we are transmitting in a particular frequency band, can we dynamically hop from that band and transmit from ...
3
votes
1answer
126 views

Is there any point to keep the CSCE after the FCC registers the upgrade?

Is there any point to keeping the CSCE form after the FCC registers the exam/upgrade in its database? I'm trying to go paperless in my old age and if there's no reason not to have the paper copy, into ...
9
votes
2answers
2k views

Is Morse code allowed on FM in the USA

Let's say I get my little 2 meter FM handheld out and make a little sine-wave generator with which I pulse a morse code and if I connect it to headphones a speaker, I hear the dits and dahs of a nice ...
6
votes
1answer
369 views

Is using /AE compulsory?

I'm taking the exam to upgrade my licence to Extra soon, but I'm concerned the ULS might not update in time for Field Day, when I'm supposed to be supervising (and using my call-sign for) my club's ...
5
votes
1answer
773 views

Is there a legal limit to the bandwidth of a signal used in the amateur bands?

While a normal voice channel is ~10kHz-15kHz in bandwidth, some digital modes can be significantly wider. Are there any legal restrictions on how much bandwidth I could use for amateur radio ...
2
votes
1answer
195 views

Legality of short “jingles” [duplicate]

Every time I check into a net, there is a short "tune" before the net to announce the net is starting on a repeater. Here is a recording: http://kd0whb.duckdns.org/id/preamble.m4a After hearing the ...
11
votes
3answers
534 views

Resort FM radio station

I stayed at a resort in the U.S. recently that is located in an unpopulated area with virtually no radio reception. To fill the gap, the resort has its own FM station that can be heard only within ...
2
votes
1answer
89 views

Are any handsets compliant with Canadian regs usable on both 2M amateur and 2M commercial bands? Is this even possible?

It is rumoured that radio handsets are sometimes used in Canada on 2-metre amateur bands without being certified with Industry Canada. Some of those sets may be modified or reprogrammed to operate on ...
1
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0answers
92 views

what frequencies can i transmit on without a license in NM? [duplicate]

thanks for the answer i love ham radios.
3
votes
2answers
288 views

What is the legality of data modes over UHF/VHF in the US?

Cheap & simple transceivers are readily available online that allow you to transmit serial data over UHF/VHF frequencies such as 433MHz (approximate range of 1000m). It seems that these are ...
4
votes
2answers
228 views

Wireless temperature data logger in the USA on 433MHz

I'm a newly licensed ham tech. I am trying to figure out if I am doing everything correctly to setup a wireless temperature monitoring station that uses the 70cm band (specifically 433.4MHz) in the ...
8
votes
4answers
2k views

How to tune an FM transmitter to a specific frequency?

I am planning to organise a simple fox hunt, a family event. This includes building a transmitter. I am currently considering the following schematics: https://maker.pro/education/diy-fm-transmitter ...
2
votes
3answers
2k views

Can I use APRS over TCPIP without ham license?

Simple question, but for me is really important. "Can I use the APRS over TCPIP without a ham license in Europe Union (especially in Austria)?" I consider yes, because I am not transmitting with radio,...
3
votes
2answers
360 views

Do I need a license to operate as a ham in Haiti?

I am currently thinking about joining the shortwave radio community, and know that if I was going to operate one in the U.S., I would need a license to operate in a certain range. But I am not living ...