I also have a USB to 6V reversed polarity with the normal polarity adapter 
cable:
 
http://www.amazon.com/power-cable-Creative-70EM779006000-part/dp/B00H01VGTQ?ie=UTF8
 
<http://www.amazon.com/power-cable-Creative-70EM779006000-part/dp/B00H01VGTQ?ie=UTF8&psc=1&redirect=true&ref_=oh_aui_detailpage_o04_s00>
 &psc=1&redirect=true&ref_=oh_aui_detailpage_o04_s00
 
I think it came from the UK and it took a fair bit of time to arrive.
 
It works fine with the 102/200/8300…
 
From: M100 [mailto:[email protected]] On Behalf Of Donald Kyllo
Sent: Tuesday, April 19, 2016 12:09
To: [email protected]
Subject: Re: [M100] General PSU question
 
I have two of those and just tried it.  One works and one doesn't.  The one 
that works has one USB port and just sends the power to the USB port.  The one 
that doesn't work has two USB ports and a circuit that detects which port draws 
the most power.  It diverts more power to the one that draws the most power.  
It looks like it is designed to only work with a battery.  When I put together 
the solar cells, the panels didn't yet exist.  it was fun to tinker with.

Thank you for the suggestion!  I hadn't thought about using the solar charger 
with the M100.


On 04/19/2016 10:56 AM, Gregory McGill wrote:
or just buy one of these: 
https://www.amazon.com/s/ref=nb_sb_noss_2?url=search-alias%3Daps 
<https://www.amazon.com/s/ref=nb_sb_noss_2?url=search-alias%3Daps&field-keywords=portable+solar+charger>
 &field-keywords=portable+solar+charger
 
 
On Tue, Apr 19, 2016 at 10:31 AM, Donald Kyllo <[email protected] 
<mailto:[email protected]> > wrote:
Several years ago, Radio Shack sold solar cells that put out around 1/2 volt 
each.  I read that 14 of them would power an M100 so I bought them and soldered 
them together.  Around the same time, one of my power supplies died so I cut 
off the cord and connected it to the cells.  It works great in full sun.

You could probably do the same with a few of those small, solar powered outdoor 
lights that you stick in the ground. 



On 04/19/2016 08:45 AM, bogus maximus wrote:
My Velleman supplies enough current to handle it.  It also has the advantage of 
changing the output voltage to support other devices.
My HP 200LX uses 12v, while my NEC PC-8300 works fine at 6v, but could go to 
7.x volts (ideal).
All these are supported with that device, along with the choice of output 
polarity.
 
On Tue, Apr 19, 2016 at 8:31 AM, James Zeun <[email protected] 
<mailto:[email protected]> > wrote:
What rating does it need to be? 5v what amps? I was hoping when I'm not using 
it on the M100, I could use it to power the floppy drive.
On 19 Apr 2016 1:55 p.m., "Stephen Adolph" <[email protected] 
<mailto:[email protected]> > wrote:
I'm using old cell phone chargers that pump out 5V on mini USB.  I
chop off the end and put on a barrel connector.

On Tue, Apr 19, 2016 at 5:31 AM, Joseph Remy <[email protected] 
<mailto:[email protected]> > wrote:
> I went with the "buy an adapter, chop the cable, and re-solder to
> reverse polarity" route.
>
> http://www.amazon.com/Power-Adapter-2-1mm-Regulated-Supply/dp/B006QYWHIM
>
> I actually have that same Vellman, but didn't think it was working.
> Turns out it was a problem with my other M102 not taking any sort of
> external power.
>
> ~Joe
>
>
> On Tue, Apr 19, 2016 at 1:02 AM, Bert Put <[email protected] 
> <mailto:[email protected]> > wrote:
>> I don't have a link handy because I bought my solution in Australia, but I
>> use a 6V lantern battery in a battery case which has a two-conductor wire
>> which terminates in a barrel connector with the correct polarity for the
>> M-100.  There's also a push button power switch on top of the battery frame.
>>
>> Hope that helps...
>>
>> Cheers/73    Bert/KG4BEC
>>
>>
>> On 04/18/2016 11:45 PM, Bogdan Macri wrote:
>>
>> FWIW, I use this:
>>
>>
>> http://www.amazon.com/Velleman-PSSMV1USA-3-12Vdc-Switching-Supply/dp/B00068U44I/ref=sr_1_5?ie=UTF8
>>  
>> <http://www.amazon.com/Velleman-PSSMV1USA-3-12Vdc-Switching-Supply/dp/B00068U44I/ref=sr_1_5?ie=UTF8&qid=1461040993&sr=8-5&keywords=multi+voltage+power+adapter>
>>  &qid=1461040993&sr=8-5&keywords=multi+voltage+power+adapter
>>
>>
>>
>> I have several of them and they work fine at 6V.  You can also reverse
>> polarity and have the (+) on the outside, as required by the Tandy portables
>> and the TPDD1/2.
>>
>>
>>
>> Yes, the TPDD1/2 uses the same power adapter as the M100/T102.
>>
>>
>>
>>
>>
>> From: M100 [mailto:[email protected] 
>> <mailto:[email protected]> ] On Behalf Of James
>> Zeun
>> Sent: Sunday, April 17, 2016 17:34
>> To: Model 100 Discussion <[email protected] 
>> <mailto:[email protected]> >
>> Subject: [M100] General PSU question
>>
>>
>>
>>
>> So I now have a TPDD2 and I'm using a lot of AA batteries. Looking at the
>> M100 and the disk drive. It appears both could use the same PSU.
>>
>> I've looked on evilbay and found something that might do the trick. But I
>> was curious, does the Club100 stock an official m100 power supply?
>>
>>
 
 
 
 

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