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Sound Systems tech This section is dedicated to the sound systems for our models. Tamiya MFU, Servonaut, etc.


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Old 01-12-2012, 03:09 PM
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Default Re: Looking for a Tamiya MFU manual online.

Joe, thanks. I don't have an MFU that I can measure and test. This is something I'd like to know before getting an MFU, so I don't needlessly end up spending the money on it, and finding out it won't work the way I want it to.

If the MFU puts out 3 to 5 volts, on the terminals for the light functions, then would be perfect. All I need is a signal in that range, to turn on a separate relay, which will handle the higher current draw of a bunch of extra LEDs.
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Old 01-12-2012, 05:04 PM
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Default Re: Looking for a Tamiya MFU manual online.

I will test mine and let you know.

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Old 01-12-2012, 05:37 PM
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Default Re: Looking for a Tamiya MFU manual online.

All light ports put out 10.70v. These must be high lumen LEDs. How many milliamps does the relay pull? You could use a resistor in line with the relay if it cannot handle 10v.
I have used relays with a supply voltage above the rated input. Hope I helped. If I can supply anymore help, let me know.

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Old 01-12-2012, 05:48 PM
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Default Re: Looking for a Tamiya MFU manual online.

Yes, 10.7v from a 9.6v battery.
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