Hi Geoff.
>> Here in the UK, mains is 240V nominal, and I'd prefer it to work
>> on that, but also have a facility for running from a standard car
>> battery.
> Just a small point - and WAY off topic, but the nominal mains
> voltage in the UK and the rest of the EC is 230V - the EC was
> "harmonized" (IIRC) on 1st Jan 1998 with the UK and Eire moving
> down to 230v, the rest of the EC up to 230V. However, the
> current allowable tolerances (-6 +10%) made the move pretty
> meaningless. Even the frequency that used to be 50 +/-0.1Hz has
> been widened to +/-0.5Hz.
> Such is privatisation.
Actually, things aren't that simple. As far as UK law is concerned,
the "Electricity Regulations" still require equipment to be designed
for a mains voltage specification of "nominally 240 volts, with a
tolerance range of -6.2% to +9.7%", and that's a direct quote...
Best wishes from Riley.
+----------------------------------------------------------------------+
| There is something frustrating about the quality and speed of Linux |
| development, ie., the quality is too high and the speed is too high, |
| in other words, I can implement this XXXX feature, but I bet someone |
| else has already done so and is just about to release their patch. |
+----------------------------------------------------------------------+
* ftp://ftp.MemAlpha.cx/pub/rhw/Linux
* http://www.MemAlpha.cx/kernel.versions.html