[GreenKeys] Telephone Hand Crank Dynamo

[Dave Horsfall]

On Tue, 16 Jun 2015, Roy Morgan wrote:

> It’s nice to hear from folks who remember using them (even while 
> standing on a chair to reach the thing!)

One of my brothers (he used to work for a telco) has one of those things, 
and it works...  I have no idea what happens when he cranks the magneto to 
the local exchange, though; knowing him, there's probabky some sort of a 
rotary encoder inside the thing.

-- 
Dave Horsfall DTM (VK2KFU)   "Those who don't understand security will suffer."
http://www.horsfall.org/spam.html (and check the home page whilst you're there)