Question about Pentax DA 50-200mm f/4-5.6 ED Lens
My tv isn't as bright and clear as it once was. Can I change a projection lamp?
REJUVINATE ALL THREE C.R.T.S 170ACB22 R . .G . .B . .
REINSTALL AND ALIGN CONVERGENCE AND COLOR TEMPERATURE , YOU NEED TO BOIL NEW BARIUM EMISSIVE MATERIAL TO THE SURFACE OF THE CATHODES. SHOULD COME OUT GOOD IF YOU HAVEN'T DONE IT BEFORE. FRANK KB6MSW@HOTMAIL.COM
Posted on Jul 15, 2008
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Posted on Jan 02, 2017
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