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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.

7
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3answers
1k 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 ...
5
votes
1answer
275 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 ...
3
votes
3answers
162 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
0answers
48 views

UK Foundation Licence holder use of kits

The terms of the foundation licence allow for use of Commercial radios and kits that conform to IR2028. IR2028 basically says that the kits must operate within amateur bands . I cannot find any kit ...
1
vote
1answer
131 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 ...
2
votes
2answers
140 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?
7
votes
1answer
305 views

Do FCC regulations limit digital data rate?

Are there FCC regulations that specifically limit digital data rate on the amateur bands? Are there any recent or proposed changes? If so, what are they specifically?
5
votes
1answer
80 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, ...
1
vote
2answers
183 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 ...
4
votes
2answers
146 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 ...
6
votes
1answer
78 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 ...
3
votes
1answer
74 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 ...
3
votes
1answer
65 views

Current rules in Taiwan for operating licensed stations, bringing in personal equipment?

In some countries, Ham licensing is still cumbersome even for citizens, and operation prohibited by foreigners. I'm curious what the situation is like in Taiwan now. Years ago, there was little ...
5
votes
1answer
157 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
131 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 ...
2
votes
1answer
73 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
vote
0answers
44 views

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

thanks for the answer i love ham radios.
3
votes
2answers
176 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
106 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 ...
7
votes
4answers
368 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 ...
0
votes
3answers
423 views

Bf-f8hp radios and no idea what I'm doing

My brother just bought me and himself a set of bf-f8hp radios for setting up two way communication while we are on long motorcycle trips. Now, this radio seems like overkill and I don't want to meet ...
0
votes
1answer
96 views

Legality of relay through a scanner in the US

I would like to know if it's ok to transmit amateur radio frequencies via my HT through a Bearcat police scanner to someone that has an FRS radio, and in turn they respond on their FRS radio which my ...
4
votes
2answers
170 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 ...
6
votes
1answer
105 views

How strictly is “the end of each communication” defined for the purpose of station identification?

I often hear people say brief statements or sentences after giving their callsign for the final time. Examples that I have heard on the air are: "[callsign] clear" "[callsign] listening" "[callsign] ...
3
votes
2answers
191 views

Who should announce the call sign when an unlicensed operator is transmitting?

If an unlicensed operator is operating phone on an amateur frequency under the direct supervision of a licensed operator for, say, longer than ten minutes, should the unlicensed operator say the call ...
3
votes
4answers
156 views

Who regulates ham radio satellites?

I have doubts regarding the control authority of the amateur radio satellites, because recently we have drastic changes to Internet control by FCC as the next major decentralized communication system ...
5
votes
2answers
100 views

How to get professional or official clarification of FCC Part 97 rules for specific complicated situations?

I'm specifically focusing this question on methods to get official clarification where one doesn't currently exist. I am not asking this audience for interpretations. As part of my volunteer work ...
3
votes
1answer
613 views

Is Part 90 certification something an amateur radio operator should look for in a radio meant for amateur use?

I'm checking out cheap (~$100) mobile radios on Amazon, and often times there's a question asking about FFC Part 90 certification. As an amateur radio operator looking to use a radio for amateur/...
7
votes
1answer
103 views

Which international regulation allows reception, archiving or republishing of amateur transmissions?

I remember from my amateur radio course, and old versions of our local national regulation documents, that anyone is allowed to receive amateur radio transmissions. It's been claimed that ...
0
votes
2answers
269 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 ...
1
vote
2answers
148 views

Section 15.23 “Home-built devices” No license required… to build? Just to Transmit. But…?

Title 47 › Chapter I › Subchapter A › Part 15 › Subpart A › Section 15.23 Home-built devices §15.23 Home-built devices. (a) Equipment authorization is not required for devices that are not ...
10
votes
3answers
340 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 ...
5
votes
2answers
1k views

How often are we required to send our callsign?

Amateurs on the radio and online tell us we MUST ID at the start of our transmissions. A couple of hams on 75m sometimes take me to task for not saying my callsign right away. 'The FCC says so'. Is ...
3
votes
1answer
57 views

What are FCC/Industry Canada certification requirements for amateur radio related products?

I know for part 15 licensed devices, there's special FCC certification, and something similar on the Canadian side. What about for amateur radio transmitters? They follow part 97 laws, and it's the ...
1
vote
3answers
155 views

Easy way for an uncertified hiker to broadcast a distress signal

I am wondering whether shortwave can be used as an effective distress call for a hiker who is a non-ham operator. More specifically, Are non-certified operators permitted to broadcast distress calls ...
0
votes
1answer
1k views

Is it legal to use BAOFENG BF-888S 16-CH 400~470MHz 5W Walkie Talkie in India?

If not, what can be used as mode of communication for group trekking. It is very urgent and important Please suggest some better options for walkie talkies
2
votes
1answer
239 views

Use amateur radio frequencies for commercial purpose

Can I use amateur radio frequency for commercial purpose (after acquiring ham license), expecting that it would be congestion free band and give me good broadcasting performance compared to other ...
2
votes
3answers
360 views

legal - Do FCC regulations only apply in U.S.A?

I currently do not live in the USA. I would like to find out if I still have to abide by FCC regulations.
3
votes
3answers
455 views

What is the point of high gain antenna with respect to the maximum EIRP

OFCOM states that the maximum EIRP within the UK for 2.4 GHz is 100mW. Simply put, what is the point in being able to buy 2.4 GHz high gain antennas which can say do 24dBi, which already puts the ...
6
votes
2answers
653 views

Is there any downside to getting a vanity callsign?

I just got my HAM license, and I have been thinking about getting a 1×3 vanity that I can remember more easily. This question is partially in reference to this passage on the FCC site: A club ...
1
vote
1answer
118 views

How is the PRC-152 able to achieve such a wide frequency range?

I am referring to the Harris Falcon III designed for military. It has a frequency range from 30MHz - 870MHz. However, when I look at commercial radios, their frequency ranges are usually limited to ...
1
vote
2answers
112 views

V/U Packet Rate Limits

I'm studying for the General exam and I've encountered some questions about maximum baud rates on various bands. They seem... extremely optimistic. Given the trouble I've had investigating 9600 baud ...
3
votes
1answer
98 views

Are US licensee allowed to operate under CEPT agreement if they permanently reside in Europe?

Under the CEPT agreement, US General and Amateur Extra class licensee can operate in Europe while traveling there. Does that privilege still apply if the person semi or permanently resides in that ...
5
votes
2answers
542 views

What is the purpose of limiting radio output power?

According to article 25, section I, § 4 (25.7) ITU's Radio Regulations: The maximum power of amateur stations shall be fixed by the administrations concerned. In my country this is 500W for CEPT ...
3
votes
3answers
952 views

Private Channel?

Is there a method to limit the people with access to a simplex channel? I would like to utilize a channel that is set up for just myself and my wife. If I gave directions to meet somewhere I would ...
4
votes
1answer
534 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?
3
votes
4answers
705 views

Is it legal to broadcast an FM radio signal with a Raspberry Pi Zero?

I saw a video lately where someone soldered an antenna to a Raspberry Pi Zero and broadcasted radio signals. https://www.youtube.com/watch?v=GXedC5dQyNk&t=9s They said they were not worried to do ...
5
votes
1answer
68 views

What rules govern robotic teleoperations, when the remote device also transmits back telemetric information?

I was looking through the FCC part 97 rules for robotic teleoperation, and it cites a one-watt figure for "model craft". However, it also allows higher power transmissions for remotely operated ...
1
vote
1answer
211 views

Would I be able to legally operate this FM transmitter without a license in Canada?

I've been looking into FM transmitters, and I've found one that I think I may use. The transmitter is based off of the KT0803L integrated circuit (http://radio-z.ucoz.lv/kt_0803/KT0803L_V1.3.pdf). The ...
3
votes
2answers
3k 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 ...