29-900 mhz--what is the best antenna for me

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lockdown96

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Hey all, I listen to 29--900 mhz What wold be the best scanner antenna for me to buy. I have a radio shack antenna now , and it does well. it's the one for 25 or 26 dollars. can't remember what the model is, but its the small base antenna. Thanks for any help Scott
 

khoelldobler

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Hey all, I listen to 29--900 mhz What wold be the best scanner antenna for me to buy. I have a radio shack antenna now , and it does well. it's the one for 25 or 26 dollars. can't remember what the model is, but its the small base antenna. Thanks for any help Scott
Antenna purchases are not always that simple... you want to capture a wide range of strong, clear signals, judging from your question. The answer can be quite simple, if you know exactly what you wish to listen to. If you are able to mount an antenna outdoors, and want a general - all purpose antenna, I suggest you purchase a well made discone antenna. I have had extremely good results from a discone type antenna, and there are some well made models available from quite a few places. If you are to monitor trunking frequencies, again, a discone will do very well for you. There are many different style antennas, some of which were created for specific bandwidths, and transmissions, and there are some antennas (yagi - beam) that have to be aimed directly at a specific tower site for best results, it all depends on how far you want to take the hobby and what you wish to listen to. Some people are happy with what the stock antenna receives, but they don't really know what they are missing. A good outdoor mast or rooftop mounted antenna can offer you more receiving capabilities, and for that reason, I do recommend a quality discone. When deciding on an antenna, take into consideration objects that may be tall and block signals, such as buildings, walls, trees, mountains, etc. and also note that city living or congested areas can be cluttered with strong, close-by signals that may want to overload your radios front end. The airwaves close to large transitting towers can be overwelming at times, and an inline signal filter may be required if they are broadcasting radio or TV transmissions nearby. After purchasing an antenna to be mounted outdoors, take into consideration the mast... it should be firmly secured, and held in place so that it can withstand general storm winds and heavy gusts. The mast should be grounded properly, and hieght is usually an issue. Make your mast as tall as you can but only as you can mount it safely. Dont go crazy with hieght, as it will not make all that much difference by going up another ten feet. Just try the best you can to clear your roofline, or a bit taller than your nieghbors roof. I usually never go higher than 15 feet above a peaked roof. Antenna coax is another purchase you will probably have to make. There are some good choices listed on the ScannerMaster website, linked on the RadioReference pages right here. There are also good quality antennas listed there as well. I think you might be very happy with a discone antenna... just my personal preference.

shopping list:
DISCONE... with the extra vertical whip as my choice
SECURED MAST...with a good ground connection for safety
QUALITY COAX... with proper shielding to eliminate signal loss
PATIENCE AND SAFETY IN MIND... happy monitoring !
 

prcguy

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Height is most important at VHF/UHF and an additional 10ft can make a very noticeable difference depending on your surroundings. Let us know what you want to listen to, what freq there on and how far away and people here can start giving you more specific suggestions.
prcguy
Antenna purchases are not always that simple... you want to capture a wide range of strong, clear signals, judging from your question. The answer can be quite simple, if you know exactly what you wish to listen to. If you are able to mount an antenna outdoors, and want a general - all purpose antenna, I suggest you purchase a well made discone antenna. I have had extremely good results from a discone type antenna, and there are some well made models available from quite a few places. If you are to monitor trunking frequencies, again, a discone will do very well for you. There are many different style antennas, some of which were created for specific bandwidths, and transmissions, and there are some antennas (yagi - beam) that have to be aimed directly at a specific tower site for best results, it all depends on how far you want to take the hobby and what you wish to listen to. Some people are happy with what the stock antenna receives, but they don't really know what they are missing. A good outdoor mast or rooftop mounted antenna can offer you more receiving capabilities, and for that reason, I do recommend a quality discone. When deciding on an antenna, take into consideration objects that may be tall and block signals, such as buildings, walls, trees, mountains, etc. and also note that city living or congested areas can be cluttered with strong, close-by signals that may want to overload your radios front end. The airwaves close to large transitting towers can be overwelming at times, and an inline signal filter may be required if they are broadcasting radio or TV transmissions nearby. After purchasing an antenna to be mounted outdoors, take into consideration the mast... it should be firmly secured, and held in place so that it can withstand general storm winds and heavy gusts. The mast should be grounded properly, and hieght is usually an issue. Make your mast as tall as you can but only as you can mount it safely. Dont go crazy with hieght, as it will not make all that much difference by going up another ten feet. Just try the best you can to clear your roofline, or a bit taller than your nieghbors roof. I usually never go higher than 15 feet above a peaked roof. Antenna coax is another purchase you will probably have to make. There are some good choices listed on the ScannerMaster website, linked on the RadioReference pages right here. There are also good quality antennas listed there as well. I think you might be very happy with a discone antenna... just my personal preference.

shopping list:
DISCONE... with the extra vertical whip as my choice
SECURED MAST...with a good ground connection for safety
QUALITY COAX... with proper shielding to eliminate signal loss
PATIENCE AND SAFETY IN MIND... happy monitoring !
 

khoelldobler

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qwik antenna question reply

Height is most important at VHF/UHF and an additional 10ft can make a very noticeable difference depending on your surroundings. Let us know what you want to listen to, what freq there on and how far away and people here can start giving you more specific suggestions.
prcguy

prcguy is correct... there are so many things to take into account. Let us know a bit more about your personal monitoring preferences, and we can all help you as best we can. My earlier reply to your thread was basically me informing you of what has worked best for me, as I do love discones, but what you monitor and your surrounding location can offer to you specifically may be alot different than my senerio. Best of luck.
 

khoelldobler

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the D-130J discone by Diamond

How's the Diamond D-130J rated?

I personally love the Diamond discone, my discone works exceptionally well, also note that I have personally modified mine and there are many factors involved, and if I had the time to write this evening, I would tell ya about my personal thoughts on thier superb quality... but I'm runnin' late, so I copied this for you to ponder... I copied it from another source, and this person raves of the Diamond D-130J just like I do. I personally feel the same way about this model. BUT, keep in mind, we dont know exactly what systems you wish to monitor, so there may always be better choices out there. I suggest you continue to check out all brands before making a final decision.


this is the copy...

This is By Far the Best Built and Best Performing Discone out there, along with the Icom ah 7000 that Diamond Manufactures,,And No Diamond Does Not make the radio shack cheaper discone !!,,,Diamond Discones Are Superior In Quality Fit and Finish, And Perfomance second to NONE !!,Great transmiters too I hear, Although I do not personally transmit..The Stainless Steel is of some of the best available,,The Hollow Tooled long Radial Elements are Stronger than solid thinner steel,,And Hold up to wind and weather Much better than most,,And Now Diamond Done it again By Re Releasing the D 130 NJ,,With the Even Better "N CONNECTOR" which is very low loss and Greater Performing,,(Thank's Diamond),,,If Quality and Performance are a Priority, then Diamond is what you want,,You'll be glad you did !!!

end of copy.
 

MOTOROLANUT

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Ditto Diamond

Ditto on the Diamond Discone, see my other replies....spend the $100.00 or so dollars, even if ya gotta save for a coupe of months...Its worth the wait. No matter which antenna you choose, keep safety in mind while you install it.
 

khoelldobler

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The Discone antenna is used by government and military agencies worldwide because of its wide bandwidth characteristics and non- directional coverage. Now Diamond offers a professional grade Discone at a popular price.

Designed for use with wide-frequency coverage VHF/UHF scanners and receivers, the Diamond D130J Discone consists of 16 rugged, stainless steel elements and is capable of transmitting up to 200 watts in the amateur 50, 144, 220, 432, 900, and 1200 MHz bands.

As a receiving antenna, the D130J is omni-directional for continuous 25-1000 MHz (and above) coverage. A base-loaded, vertical top element is used as a low band (30-50 MHz) frequency extender.

The elements are arranged on a 24-inch support pipe equipped with two strong mounting brackets to accommodate any standard mast-pipe (1"to 2-1/8" diameter).

SPECIFICATIONS

Frequency Range: 25-1300 MHz for receiving {Amateur frequency bands and personal radio frequency band for transmitting}
Length: 1.7 m {66.9"}.
Weight: 1 kg {2.2 lbs}.
Equipped with SO-239 requires PL-259
Max. Diameter: 0.41m {16.1"}.
Mast Diameter: 25 to 52 mm {0.98" to 2.05"}.
Max Power: 200 W at transmittable frequency bands.
Type: Wideband omni-directional Discone antennas.
Manufacturer: Diamond
 

airgreek

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I also have the Diamond Discone DJn130 and I love it. SUPERB quality and performance. I also love my RS 20-176
 

prcguy

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I would say the Diamond brand Discones are some of the better "hobby" type Discones but they are far from the best. KRECO, Astron and a few others make very nice Discones with 24 elements and offer them in several bands. Keep in mind that a Discone is ideally made from solid sheet metal and if made with radials it needs at least 16 on top and bottom (32 total) to equal a solid skirt and cone. If you have less elements the performance goes down and most hobby types only have 8 top and bottom radials. Stainless steel as used in some Discones is a little more lossy as a radiator than aluminum. Here is a pic of a black power coated Aluminum KRECO Discone and links to some specs.
http://www.krecoantennas.com/broadband.htm
http://www.columbiaelectronics.com/astron_mma_1140_antenna.htm
prcguy

I personally love the Diamond discone, my discone works exceptionally well, also note that I have personally modified mine and there are many factors involved, and if I had the time to write this evening, I would tell ya about my personal thoughts on thier superb quality... but I'm runnin' late, so I copied this for you to ponder... I copied it from another source, and this person raves of the Diamond D-130J just like I do. I personally feel the same way about this model. BUT, keep in mind, we dont know exactly what systems you wish to monitor, so there may always be better choices out there. I suggest you continue to check out all brands before making a final decision.


this is the copy...

This is By Far the Best Built and Best Performing Discone out there, along with the Icom ah 7000 that Diamond Manufactures,,And No Diamond Does Not make the radio shack cheaper discone !!,,,Diamond Discones Are Superior In Quality Fit and Finish, And Perfomance second to NONE !!,Great transmiters too I hear, Although I do not personally transmit..The Stainless Steel is of some of the best available,,The Hollow Tooled long Radial Elements are Stronger than solid thinner steel,,And Hold up to wind and weather Much better than most,,And Now Diamond Done it again By Re Releasing the D 130 NJ,,With the Even Better "N CONNECTOR" which is very low loss and Greater Performing,,(Thank's Diamond),,,If Quality and Performance are a Priority, then Diamond is what you want,,You'll be glad you did !!!

end of copy.
 
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MOTOROLANUT

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Discone

For a Non Military or Government application, Diamond would be the most cost feasable..
If funds were unlimited the Kreco's hand down.....

Very nice detailed pics by the way BRAVO!
 

countywacker

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I live by KRECO Antennas and have been dealing with him for over 14 years. He does make nice antennas and i would stand behind his work.
 
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