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Author Topic: Light For Strobe Disk  (Read 650 times)
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Grainger49
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« on: January 25, 2010, 11:05:57 AM »

Paul, poster Paully, was down a couple of weekends ago.  We listened to Fleetwood Mac's Rumours.  It sounded slow to both of us.

I have a strobe disk but no light to produce the stroboscopic effect short of bringing a fluorescent lamp from my workshop.

Any suggestions for an easy strobe light for my TT?

Thanks in advance,
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Grainger Morrison,

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Doc B.
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« Reply #1 on: January 25, 2010, 11:39:17 AM »

Just pick up a cheap neon bulb from RS.
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Dan "Doc B." Schmalle
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JC
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« Reply #2 on: January 25, 2010, 12:01:10 PM »

Neon seems to be the preferred lamp for any table I've ever seen with a built-in strobe.
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Jim C.
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« Reply #3 on: January 25, 2010, 12:25:21 PM »

Somewhere I own a neon test lamp.  I don't know where.  Maybe I should get anotherand put a plug on it.  When I do the first one will reappear.
« Last Edit: February 22, 2010, 03:01:40 PM by Grainger49 » Logged

Grainger Morrison,

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« Reply #4 on: January 25, 2010, 01:25:47 PM »

Any light will work, even an incandescent bulb has a 60hz flicker. Or try one of those new fangled CFL's...John
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John Scanlon
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« Reply #5 on: January 25, 2010, 03:10:07 PM »

The CFLs seem to be running at a higher frequency to me, at least the ones I've got.  I haven't dissected one yet, but I get the impression that there is a little electronic "ballast" in the base, which tends to make noise somewhere in the several thousands of Hertz.

Of course, I doubt that they all are the same.
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Jim C.
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« Reply #6 on: January 25, 2010, 04:03:16 PM »

I have a high intensity lamp above the TT now.  I'll try a light bulb. 
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Grainger Morrison,

Remember, YOU are the only one who needs to be happy with the sound of your system.

Seduction/FP-2/upgrades, Paramour 1s/upgrades,
Grainger49
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« Reply #7 on: February 22, 2010, 03:03:34 PM »

I brought around a desk lamp and checked with the VPI strobe disk.  It was about 1.5% slow.

Then I lugged the VPI PLC up from my work room and tweaked till it looked good. 

It sounds better now.  Strangely the bass seems tighter and more present.
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Grainger Morrison,

Remember, YOU are the only one who needs to be happy with the sound of your system.

Seduction/FP-2/upgrades, Paramour 1s/upgrades,
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