[Jukebox-list] crazy question light bulb

[etreble7]

John,
Thanks!!! so much, aren't these things just amazing?
Jackie


----- Original Message ----- 
From: "John Robertson" <pinball at telus.net>
To: "Jukebox mailing list" <jukebox-list at lists.netlojix.com>
Sent: Monday, October 01, 2007 8:12 PM
Subject: Re: [Jukebox-list] crazy question light bulb


> etreble7 wrote:
>> Hi all,
>> I have been meaning to ask this question for at least 2 years and tonight 
>> I just remembered it!  Kyle's earlier post reminded me of it,
>> I have always wondered what the function of the light bulb that goes on 
>> after a selection is made.  I first noticed this light bulb under the 
>> mech tray of the Wurly Statesman.
>> Jackie
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>>
> It is a current limiting function. When the light bulb is cold it passes 
> more current than when it warms up - so when you make your selection the 
> coil (and lamp) are cold and thus maximum current flows - as the bulb 
> warms up then the current to the coil is reduced thus reducing the risk of 
> frying the coil and electrical contacts.
>
> John :-#)#
> www.flippers.com
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