Thread: Metal halide whining sound
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Old 04-24-2013, 07:53 PM
windcoast reefs windcoast reefs is offline
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Default Metal halide whining sound
Hey everyone,

Just setup a 70w halide and the bulb is making a high pitch whining sound. I thought it might be startup sounds but it ran 6 hours yesterday and didn't go away.

Any suggestions
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