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#1
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I am interested in purchasing a portable radio station that will be
used to broadcast music and words of inspiration and encouragement to victims of natural disasters. The coverag should be about 3 miles radius. Does anyone know how I can go about doing this and the FCC guidelines on such activity? Thanks Ken |
#2
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Ken,
You remind me of the last hurricane we had. I saw many (15-25) Progress Energy (?) trucks headed toward the coast. One of them had an enclosed trailer behind it and a tower that was laid over horizontally. It will NOT be cheap to do what you are asking, but if you can get a grant from the government for the project - who cares? That seems to be the general consensus on other things. ( After thoughts, inserted last: Oh, Yes, there are "cheap" ways to do most anything, but check your wallet / bank account and do what you have to do. Some have had pirate radio stations that were mobile and they operated straight from their auto. If you want to see how "cheap" you can do it you might get by for $500 if you operate off battery, just use a mic, and mount the antenna on your car parked at some elevated location. However, I'll bet Progress Energy had about $10k in the trailer and antenna alone. You'll probably want a professional sound - compressor/limiter, mixer, stereo, etc.) Get yourself an enclosed trailer that is wide enough to be stable in a bit of wind. (The heavier the chassis the more stable it will be.) Get a telescoping tower and a generator. You'll need an FM transmitter, antenna, etc. You may or may not want a compressor/limiter for the system, but it would help the sound. You may or may not want stereo. It will probably sound better, but may not get out quite as far. People tend to EXPECT stereo with FM. I'd opt for it. What you get will partially be determined by how long you plan to be at each place. For example, will you be there long enough to raise a 20' or 30' tower? If you have gusty winds at the time you'll probably want to guy the tower rather than depending on the stability of the trailer to keep it upright. You'll probably want leveling jacks / outriggers on the trailer / transmit studio. You'll need for your generator to have a reasonably long cord to keep it away from the transmitting unit (studio room) or it will need to be very quiet. I'm a bit partial to NRG-Kits products (http://nrgkitsfm.com) but only because I've seen them in operation and they are GREAT. However, the dollar has fallen so far that it costs a bit to obtain them. They are priced in Great Britain pounds (? 1.8 +/- times our US dollars) and you need to keep this in mind when shopping their web site. Very friendly folks. Very knowledgeable. It will surprise you how quickly things get here from the UK. Pick up your phone, find out what you want, give them a card number and watch your mail box or watch for the delivery truck. I have not tried Progressive-Concepts, but all I've heard has been good. You may want to contact them at http://progressive-concepts.com/ and you can probably ask them for suggestions on your whole plan. Personally, I'd probably use a quarter wave antenna (better saturation with very slightly less range) as it is a bit more compact and will transport better. I'm sure some others will say go with a "J" pole antenna or a dipole. Either of which will probably do what you want very well. FCC: You can't do it! Their regs will probably allow you about 250 mw or ONE QUARTER OF A WATT. However, they require a signal strength measurement of a tiny size that is measured so many feet from the antenna. In other words, part 15 might allow you to transmit from the pulpit to some old ladies in the back of the church with your "transmitter". You'll probably need close to 4 watts to do what you want. Some would probably suggest about 10 watts. Don't know if you could qualify for a LPFM (Low Power FM) license or not. I'm not even sure they are still issuing them now. It seems they were intended churches, communities, schools, etc. You may want to check on a special license if you want all to be perfectly legal. HOWEVER, some are putting up transmitters and broadcasting without a license. I think the real key is DO NOT INTERFERE WITH A LICENSED STATION! If the FCC gets a complaint you will probably be shut down. USUALLY, the first warning is allegedly pretty gentle. "Cease and desist, NOW." If you decide to show YOUR authority they can get real nasty the second or third time - taking ALL gear that is connected to the radio station. Don't know if that would include your 2005 Excursion you pull it with or not! ;-) It would include all cd's, players, mics, mixers, and maybe even your trailer, tower, generator, etc., etc. In other words, if they tell you to get off the air you should comply! Hope this helps. Be sure to contact Progressive Concepts, NRG Kits and possibly look up Progress Energy (? Charlotte, NC) for further suggestions. CAUTION: There was a legal dispute between two partners (it's alleged one had the brains and the other had the pocketbook) who both wanted to use the name NRG Kits. Be SURE you go to NRGkitsFM.com Note the FM on the end. This is supposed to be the fellow who knows his stuff. I don't personally know that the other does not. I do know the web was loaded with nasty stuff about this situation a couple of years or so back. Check it out in the follow newsgroups.) You may want to check out some newsgroups: alt.radio.pirate alt.pirate.radio alt.radio.broadcasting rec.radio.broadcasting They can provide far more info than we could even consider passing along here. Also, you just may be talking to the experts there! ;-) Best of luck with this endeavor. Let us know how it comes out. Al ========= Ken wrote: I am interested in purchasing a portable radio station that will be used to broadcast music and words of inspiration and encouragement to victims of natural disasters. The coverag should be about 3 miles radius. Does anyone know how I can go about doing this and the FCC guidelines on such activity? Thanks Ken |
#3
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Ken,
I canNOT recommend Ramsey kits though they might have improved greatly over the last ten years. They certainly look better, etc., etc. My only experience with them was with an FM-25 and it had been "pushed", "strapped", "jumpered" or otherwise modified. However, it splattered all over channel 5 television. Don't count on my opinion alone for this company. Get some other opinions if you consider their equipment. Depending on how "cheap" you want to get by, you may want to consider their equipment as a starting point. previous post. I'm reasonably sure Progress Energy was transmitting on their business band and was setting up a temporary command post for a few weeks or until the outage was taken care of. This would allow them to utilize the two-way equipment already installed in all their trucks. Yours would be on the "FM" band more than likely and much more mobile. However, the principles are very similar. http://www.progress-energy.com/ If you decide to contact them you can get contact info at http://www.progress-energy.com/share.../carolinas.asp You might ask for someone in maintenance, in charge of the line crews, or communications - probably the best. They just might be glad to send you info on their setup if you explain what you'd like to do and sell them on the idea of assisting you with some suggestions about their setup. They WOULD BE VERY CONCERNED that none of your equipment (i.e. generator) would ever come into contact with ANY of their equipment - for obvious life or death reasons. 115 volts improperly connected to their equipment could produce thousands of volts further up the line where some lineman is working. Take care, Al ================ Ken wrote: I am interested in purchasing a portable radio station that will be used to broadcast music and words of inspiration and encouragement to victims of natural disasters. The coverag should be about 3 miles radius. Does anyone know how I can go about doing this and the FCC guidelines on such activity? Thanks Ken |
#4
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In a previous post I said:
CAUTION: There was a legal dispute between two partners (it's alleged one had the brains and the other had the pocketbook) who both wanted to use the name NRG Kits. Be SURE you go to NRGkitsFM.com Note the FM on the end. This is supposed to be the fellow who knows his stuff. I don't personally know that the other does not. I do know the web was loaded with nasty stuff about this situation a couple of years or so back. Check it out in the follow newsgroups.) You may want to check out some newsgroups: alt.radio.pirate alt.pirate.radio alt.radio.broadcasting rec.radio.broadcasting Someone informed me that nrgkits.com refers you to nrgkitsfm.com now. I did a bit of research and came up with Veronica FM. Anyway, should one wish to prove past comments incorrect or just check to see what kind of product the past partner is putting out to compare it with nrgkitsfm.com quality you can go to http://www.veronica.co.uk/ and check it out. I felt it only fair to at least let you know the past partner appears to still be in business and appears to have some pretty decent stuff. I'd still be a bit leery of it just from past chatter in the news groups. However, I KNOW NOTHING about Veronica's products being inferior and just pass the info along as a precaution. Do your own research and make your own decisions. My position is, "if it ain't broke don't fix it." I know of several NRG Kits boards that have run flawlessly for years, look beautiful, are well designed and have good instructions on their operation. I don't plan to try to "fix" that! ;-_ Al |
#5
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Grace and peace to you Al:
I cannot begin to tell you how much I appreciate the "crash course" on mobile broadcasting. Sounds heady but doable. Thanks. I will follow-up on all that you suggested and, if you don't mind, revisit your brain when I get to the next level. Thanks again May The One Who Has Supreme Control Over All There Is, guide, protect and provide for you always. In Agape Ken |
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