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New generation of metal halide short-arc lampMax
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Peculiar internal construction of a self-ballasted mercury lampMax
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Extinct alreadyMax
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Testing a rare white sodium lampMax
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Deuterium reference lamp systemMax
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Deuterium source lamphouseMax
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Deuterium lamp in operationMax
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Lamp test setupMax
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General test setupMax
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Classic half-coated East German mercury lamp in operationMax
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Classic American 100W BT25 mercury lamp in operationMax
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QL demonstration lampMax
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Capacitive influenceMax
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Sparks in a XenecoMax
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Decorative neon lamp on HF powerMax
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Running high-voltage discharge lamps on 230 V mainsMax
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Philips HPV 16W demoMax
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Testing of an MPXL 30W RMax
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Low mains voltage mercury burnerMax
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A bunch of "miniature" lampsMax
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Homemade sky beamerMax
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The impact of dysprosium halide additives on a mercury arcMax
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Light and wineMax
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Clear induction lampMax
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The first and the lastMax
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Smallest UHP in operationMax
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Blue Soviet pixel tubeMax
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First Philips high-pressure sodium lampMax
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