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Futaba 8 UAP up in smoke

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Old 03-03-2002, 01:18 PM
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Ron Stahl
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Default Futaba 8 UAP up in smoke

Hello all, I am posting this for a friend. Has anyone else had their transmitter go up in smoke when turning on or is this just a case of bad luck? My friend has had two transmitters go up on smoke when turning them on, The first was a few weeks ago and was just thought that a component failed and caused the problem. He then came to me and purchased a known good transmitter of the same type as the first and now after a few weeks it has done the same. The only common elements are thst they are both Futaba 8 UAP transmitters, both being used by the same person and hee uses a Sirrus charger at the field to field charger them.
Old 03-03-2002, 02:27 PM
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Vince
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Default Futaba 8 UAP up in smoke

Highly unlikely, has your friend done anything to the TX's, like bypassing the diode for cycling the batteries? I have been in R/C for going on 30 years, and have never experienced a TX burning up, or have I ever seen one. I would suspect your buddy is doing something to them that he is not telling you about.


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Old 03-04-2002, 05:24 PM
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Ron S
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Default Futaba 8 UAP up in smoke

Maybe your "friend" has an extremely high voltage potential. Is his hair standing on end?

Make sure he doesn't touch YOUR transmitter!!!
Old 03-04-2002, 07:11 PM
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SMALLFLY-
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Default Futaba 8 UAP up in smoke

fast charging with the wrong polarity will blow some chips, seen it done, older fellow hooked up an old hitec to a fast charger and within seconds I was telling him that It wouldnt work any more because he had let all of the smoke out of the chips
Old 03-07-2002, 02:02 PM
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LYLE "D".
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Default Futaba 8 UAP up in smoke

Tell your friend to toss that field charger............
Old 03-14-2002, 10:50 PM
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NCC-1701
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Default Futaba 8 UAP up in smoke

They don't work once you let the smoke out!
Old 03-15-2002, 12:22 AM
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flmgrip
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Default Futaba 8 UAP up in smoke

i use my sirrus charger all the time and it works great! so don't toss that. (but i am using a 10sx and had not to bypass a diode)

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