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Old 08-10-2015, 08:48 PM
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tubesrule tubesrule is offline
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The 9" GE HM225 and 12" GE HM226 from 1939 used short Philips crts that were magnetically deflected and focused. The 9" MW-22-2 and the 12" MW-31-3 crt's are nearly identical in size and deflection angle to post war tubes.
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