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2.4 Ghz Spread Spectrum Technology Discuss Spektrum, Futaba FASST, and all of the exciting 2.4 transmitter/receiver technology here!

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Old 05-23-2008, 02:44 AM   #1 (permalink)
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Default regarding spektrum 2.4 range test and analog system range test

spektrum range test for AR9000 says that by pressing and hold on to the button, it reduces the power for easy range test.

for a analog system, range test is done by using 0 knouts, which means by not extenting the antenna, for doing range test. wat does this means?

how to compare analog system range test and 2.4 ghz digital range test????
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Old 05-24-2008, 10:55 AM   #2 (permalink)
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Default Re: regarding spektrum 2.4 range test and analog system range test

You reduce the antenna length on a Mhz range test to attenuate the signal, keeps the range check to a manageable distance.

You can't reduce the antenna length on a 2.4 range test, so you have to attenuate the signal electronically.

The engineers who designed these systems have evidently determined that the power level of pressing the button is equivalent to not fully extending the antenna.
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Old 05-24-2008, 11:06 AM   #3 (permalink)
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Default Re: regarding spektrum 2.4 range test and analog system range test

or just remove the antenna on your 2.4 system
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Old 05-25-2008, 01:43 AM   #4 (permalink)
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Default Re: regarding spektrum 2.4 range test and analog system range test

Quote: Originally Posted by niccolo98
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or just remove the antenna on your 2.4 system
I'm not sure about the native systems but according to the Spektrum conversion manual you should not power up the TX without the antenna connected as it could cause damage to the module.
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Old 05-25-2008, 06:11 AM   #5 (permalink)
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Default Re: regarding spektrum 2.4 range test and analog system range test

Quote: Originally Posted by niccolo98
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or just remove the antenna on your 2.4 system
YOU WILL COOK THE MODULE IF YOU DO
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Old 05-25-2008, 11:06 AM   #6 (permalink)
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Default Re: regarding spektrum 2.4 range test and analog system range test

worked fine with my 9303 2.4
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Old 05-25-2008, 02:37 PM   #7 (permalink)
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Default Re: regarding spektrum 2.4 range test and analog system range test

Quote: Originally Posted by niccolo98
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worked fine with my 9303 2.4
Is that what the instructions tell you to do?
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Old 05-25-2008, 09:57 PM   #8 (permalink)
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Default Re: regarding spektrum 2.4 range test and analog system range test

i wonder is there anyone do a complete range test on their AR9000 with and without pressing of button. i will like to know the results for reference. thx =)
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Old 05-25-2008, 10:45 PM   #9 (permalink)
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Default Re: regarding spektrum 2.4 range test and analog system range test

Quote: Originally Posted by lordemon
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0 knouts

what is this ????? sorry
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Old 05-26-2008, 02:14 AM   #10 (permalink)
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Default Re: regarding spektrum 2.4 range test and analog system range test

it means not extending the antenna at all for analog system. bcos those 29Mhz/72Mhz analog system u need to extend the antenna on the transmitter for increase range.

sry for my spelling
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