Date   : Thu, 18 Jan 2007 16:47:38 +0000 (GMT)
From   : chris@... (Chris Johns)
Subject: Batteries in a Master

On Thu, 18 Jan 2007, Richard Gellman wrote:

> Mine has a diode and a resistor in series. The resistor I can sort of see
> for voltage adjustment.. but the diode does baffle me slightly... unless
> its some sort of "back-EMF" protection.

I thought that the diode was to stop the master trying to charge the 
(non-rechargable) batteries.
-- 
  Chris Johns <chris@...             >