REFLECTOR: 8.5 volts, 900mA motor

[John Dibble]

Radio Shack sells a power converter that reduces the voltage to several 
levels below 12v.

John

On 10/14/2012 6:40 PM, Douglas Holub wrote:
> The easiest thing to do would be to put a 3.9 ohm 10 watt resistor in 
> series with the motor. If the motor is only on intermittently there's 
> no problem with heat.  If it's something like a blower motor which 
> stays on for awhile, the reisistor may get too hot to touch, so 
> appropriate care should be taken in choosing a mounting location and 
> method.
>
> ----- Original Message ----- From: "Rene Dugas" <renedugas at gmail.com>
> To: "Velocity Reflector" <reflector at tvbf.org>
> Sent: Sunday, October 14, 2012 7:09 PM
> Subject: REFLECTOR: 8.5 volts, 900mA motor
>
>
>> Need help from the collective.  I have a motor designed for 8.5 v DC@ 
>> 900 mA.  It has a 120 volt converter.  What must I do to convert my 
>> plane's power of 12 volts to run this device.
>>
>> Sent from Rene's iPad. A pleasure.  Go Apple.
>>
>>
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