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Roger Hayter[_2_] Roger Hayter[_2_] is offline
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Default Auto dimmer for LEDs

charles wrote:

In article ,
The Natural Philosopher wrote:
On 17/11/16 18:47, NY wrote:


wrote in message
...
On Thursday, 17 November 2016 18:28:43 UTC, charles wrote:
'cos car electrics are dc

Except for Ford model T.

Is there any fundamental reason why early pre-electronic car electrics
were DC and not AC?


Yes.


to go further, the car electrics rely on a battery - this inherantly a DC
device.


They need not rely on a battery. If, for example, you have a starting
handle and carbide lamps.

--

Roger Hayter