Questions tagged [united-states]

Questions specific to rules, regulations, and practices in the United States of America.

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-4
votes
1answer
102 views

where to look for (live or recorded) air traffic conversations for a specific area? [closed]

I am wondering if there's any chance to get a short fragment of ATC/pilot radio exchange of any flight to/from small airport of Talkeetna (Alaska). This airport seems to be not present on liveatc.net, ...
10
votes
2answers
326 views

Full UK license visiting US: Can I use frequencies in US but not UK license?

E.g.: 7.2-7.3MHz are Region 2 but not Region 1. My license is "from" Region 1. 1.25 meter band is not available in the UK Operating from aircraft is not permitted in the UK. Would it be if I visited ...
2
votes
1answer
96 views

Is it possible to get a set of radios that will work 10 Miles in suburbs? [duplicate]

I don’t have much experience with radios, but I was wondering if it would possible to have two CB or GMRS radios that will connect to each other over 8-12 Miles og distance? My budget is about $175. ...
5
votes
2answers
469 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
273 views

USA/callsigns: Why is California region 6? And the midwest in regions 7-9?

I don't quite understand the regional callsign system for the USA. At first it seems to make sense with CT, MA, ME, NH, RI, and VT being region 1 and then going west NJ and NY are region 2, and then ...
6
votes
1answer
413 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
134 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
1answer
575 views

What changes are being made to the Technician question pool in 2018?

On 2018 July 1, the FCC's question pool for the Technician class license will be changing. Has anyone written up a summary of the updates or made a list of differences from the previous pool? What ...
5
votes
1answer
884 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
197 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 ...
3
votes
2answers
102 views

Testing requirements for 5 year old tech license to take general exam

Will I need to take the Technician exam again when I test for General if my Technician license is over 4 years old?
10
votes
3answers
175 views

Ham Technician Exam Material

I would like to prepare for the Technician exam. I think I read somewhere that the ham Technician exam has material that is revised every 4 years. And that the new set of questions will be coming ...
1
vote
2answers
78 views

What knowledge is essential for USA Technician license? [closed]

I am taking the test for my first USA Amateur Technicians license on Saturday. I've been studying and give myself a good (90%) chance that I'll pass the test. Since many of you have successfully ...
1
vote
0answers
95 views

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

thanks for the answer i love ham radios.
1
vote
2answers
142 views

Linkable lists of call signs in a specific zip code

I've been trying to build a ham related website. I'm looking for a list of call signs. Here's the trick: I need the URL to change based on the zip code. I want to be able to put the link on a page, ...
3
votes
2answers
297 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
240 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 ...
1
vote
3answers
452 views

Weird Harmonic Issue on Raspberry PI FM Transmitter

So I talked to my neighbor about my Raspberry PI, harmonics and his emergency radio. He told me to fire it up, as we saw the FCC sticker on it, meaning it is in compliance with Part 15. I started my ...
0
votes
1answer
111 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 ...
5
votes
1answer
157 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] ...
7
votes
2answers
326 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 ...
7
votes
6answers
2k views

Can I talk 2 Meter VHF across the United States

Can I talk on 2 meters from the east coast to the west coast without using repeaters?
5
votes
2answers
154 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
2k 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/...
4
votes
1answer
270 views

Can an American licensee operate in Portugal during a visit?

I have an American Amateur Extra Class licence (AC1DM) and I'm going to Portugal for a few days. Can I operate there with my licence? I'm not an American citizen.
3
votes
2answers
1k views

Can you request a vanity call sign when passing the exam?

In the US, just after passing your exam for Technician, General and/or Extra if you didn't have a call sign to begin with, can you request a vanity one right away or do you have to wait until one is ...
9
votes
2answers
309 views

Why is this requirement in 60m in the US?

According to the FCC, if you are using an antenna other than a dipole, in 60 meters, you must keep a record of the transmission and gain of the antenna. I don't remember seeing any other requirement ...
2
votes
2answers
271 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 marketed,...
1
vote
1answer
186 views

Recommendation for noob

I don't yet have any radio equipment but I find this hobby interesting and would like to learn more. I'm looking for something that isn't too basic and will keep my interest without spending too much. ...
12
votes
3answers
552 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 ...
1
vote
1answer
568 views

Should I upgrade to Extra Class [closed]

I've held an Advanced Class license for almost 20 years now. I've recently been kicking around the idea of biting the bullet and upgrading to Extra. I know they lifted the code requirement. Part of me ...
5
votes
2answers
5k 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
140 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 ...
6
votes
3answers
781 views

License upgrade doesn't extend term of license?

I just upgraded my license to Extra about a week and a half ago, so perhaps I'm supposed to know this. The FCC database shows my upgrade to Extra, but the expiration date and callsign haven't changed....
1
vote
3answers
308 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 ...
3
votes
2answers
1k views

How do I apply for a vanity callsign online?

ARRL indicates that you can apply for vanity callsigns online by "by connecting to the FCC's web site[ and clicking] on the icon entitled “Online Filing LOG IN”". I can't seem to see any mention of ...
8
votes
4answers
827 views

How to renew an expired US license as an expat?

I've been living as an expat for a decade, and my extra class license expired a little more than a year ago. I'm currently in Taiwan. Is it possible to renew my license while staying here? Can I do ...
2
votes
1answer
406 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 ...
1
vote
2answers
1k views

I upgraded from Tech to General and renewed at same time but my license still says Tech

Last week I upgraded and renewed my license at the same time. I did this by returning the form through W5YI. The form was complete with authorization of the upgrade by my local VEC. The problem is ...
2
votes
3answers
472 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.
6
votes
2answers
2k 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
2answers
171 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 ...
5
votes
2answers
526 views

What are the requirements of the address given for a US licence?

I'm going to be visiting the US soon (I live in the UK), and since I've heard it's very easy to get a US amateur radio licence and it's something that could be beneficial, I thought, why not? I see ...
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?
3
votes
4answers
1k 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 ...
2
votes
2answers
171 views

Laptop screen goes blank when transmitting from handheld within a few feet - sometimes

I noticed that when I transmit from my handheld Baofeng Radio, with the standard rubber duck antenna, that my laptop screen goes blank. This only occurs if I'm within a few feet, and even on powers ...
5
votes
1answer
105 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 ...
11
votes
1answer
378 views

Why does the FCC put restrictions on symbol rates?

This answer claims that Mostly, on HF, the FCC has chosen to limit modes of transmission and symbol rates rather than bandwidth Why does the FCC limit symbol rates?
2
votes
1answer
558 views

What are the FCC's bandwidth restrictions for the various amateur bands?

Does the FCC restrict how much bandwidth an amateur radio operator can transmit? I've seen restrictions for transmitting data, like packet and ATV, but, for example, could I legally use a huge ...
10
votes
1answer
273 views

What is emissions designator “E” when used as a type of modulation?

The FCC's rules regulating amateur radio, in 47 CFR 97.307(f), paragraph 8 defines one emissions standard/limitation as follows: A RTTY or data emission having designators with A, B, C, D, E, F, G, ...