Questions tagged [citizens-band]

Citizens Band or CB radio is in the United States an unlicensed radio service operating on 27 MHz.

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74 views

CB v Amateur Radio [duplicate]

I am learning about Amateur Radio so as I can go for my foundation licence but I was on CB back in the days, a channel nine monitor and used the 10 code and the Q code but all I can see is the 73 ...
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Understanding low MUF in VOACAP

I've started playing with VOACAP to better plan and predict conditions on 27 MHz (CB). To my utter astonishment, VOACAP says that I won't be able to communicate on that frequency, regardless of ...
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150 views

Modify a CB radio to connect to a wireless network? [closed]

Is it possible to modify a CB radio to connect to a wireless network, and potentially send any data sent from the radio as a buffer to an outside source like an API? If so, what would be the best way ...
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1answer
90 views

Cobra hand held 50wxst aftermarket antenna

I’d like to add an aftermarket antenna to my cobra HH50wxst to boost my range. My only concern is if I got a longer antenna, could it possibly throw off the SWR and damage the radio? I am totally new ...
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0answers
52 views

Repeater transmit voice message/warning on input frequency?

I'm in the process of planning a UHF CB radio repeater. And I've heard there are ones around that transmit a voice message/warning on their input frequency (as well as standard output channel ident) ...
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1answer
60 views

Dual Rubber Ducky antennas

Can I use 2 identical rubber ducky antennas with a splitter on my CB HT radio to improve range?
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2answers
211 views

How can I check if my CB radio is AM or AM/SSB?

How can I check if my CB radio is AM or AM/SSB? I know that it is a CB UHF radio but there is no information of whether it is AM or AM/SSB.
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3answers
390 views

Wiring Cobra 29LTD CB for home use?

I'm a beginner trying to use one of my two CB radios as a "base station." The problem is that the power cable is just two wires (no connectors/12v car plug) and a 2A fuse along one. Is it ...
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1answer
85 views

Are there hand held radios for both Amateur and CB?

Are there combo handheld radios for CB and amateur radio? If so, is it practical?
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425 views

Can my laptop pick up CB radio frequencies?

I was on my laptop watching a show and I paused to look something up and since there was no sound I could hear a voice talking. It sounded distorted like it was coming over a radio and I couldn't make ...
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2answers
7k views

Can I use a CB antenna with a ham radio?

I just passed General and purchased a FT-450D with an internal antenna tuner. While my ultimate plan is to use a G5RV, it will be a while before I can get it up. What modifications would I need to ...
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3answers
459 views

What kind of antenna connector is this?

I'm looking for antennas to attach to my CB radio. This one is a "rubber ducky" antenna. I'm not sure what the connector is, can anyone identify it for me? [edit] Here are some other pictures
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4answers
1k views

CB Ground Plane on fiberglass RV

The CB ground plane on my 43' fiberglass motorhome stinks. Has never worked correctly. If I install a piece of sheetmetal around the antenna on the roof would that help the ground plane at all? A flat ...
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3answers
4k views

Shortwave / CB / HAM?

Are all of these the same? Shortwave, CB, and HAM If they are not the same, which one is better? Which one can be easily hidden (doesn't HAM need a big antenna?) for broadcasting?
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636 views

Mounting my antenna

I just bought a CB and mounted it in my truck. I ran my antenna to the back and was going to stick it to my tool box but it turns out to be aluminum, so I'm thinking of bolting a metal plate to the ...
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1answer
5k views

Programming VHF To CB

New to this particular site on StackExchange and new to amateur radio period so bear with me: I'm looking into buying a VHF radio for work related purposes. More specifically the Icom IC-2300H. I've ...
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3answers
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SDR CB Transmission

I have a CB radio and I occasionally mess with a cheap SDR Dongle I have. I can pick up CB transmissions no problem but would like to be able to broadcast from my SDR. Is there any way to do this? I ...
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2answers
1k views

What is the minimum length antenna I can use with my vehicle setup?

Devices I need to hook up to roof-mounted antennas in my truck. Scanner - 25Mhz-800Mhz (mostly listen to FD/EMS on 2m and 70cm) Handheld HAM (possibly upgrading to mobile unit) - 2m/70cm CB Radio - ...
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1answer
135 views

OK for S/RF light to be illuminated at engine idle?

I just installed a mobile CB (Uniden) into my Jeep. When the key is in auxiliary (car off, accessories on) and the squelch turned all the way down, no S/RF lights are illuminated and the background ...
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3answers
566 views

Should I use ham or cb radio? [closed]

I've been scouring the internet for the answer and my question is never directly answered, usually there is a bunch of technical jargon. It is not that I am unwilling to learn, because I want to, but ...
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140 views

Magnum 257 & Firestik 3' Tuning

Trying to tune a Firestik antenna connected to Magnum 257 on my '98 Jeep Wrangler. Having trouble with SWR reading as it is reading too high (~4) after I set needle on FWD and then switch back to REF. ...
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2answers
3k views

How to hook up my computer's audio output to my CB Radio?

I own this simple CB Radio: http://www.cbforumas.lt/upload/manuals/alan/alan_42_um.pdf I would like to connect its 2.5mm microphone jack and my computer's 3.5mm audio out jack. I have tried simple ...
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5answers
4k views

Can a licensed ham use or modify CB equipment to work the 10 Meter Amateur bands?

Can a licensed ham use or modify CB equipment to work the 10 Meter Amateur bands? If so, are there any advantages/disadvantages to this?