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GE Genura in detailsMax
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Capacitively coupled Plücker tubeMax
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Capacitively coupled Plücker tube: dry airMax
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Capacitively coupled Plücker tube: water vapor (with tap water residues)Max
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Pulsed xenon lamp at low currentMax
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Dimming HID lampsMax
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Teaser: homemade sodium lampMax
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Testing the last SOX-E 26WMax
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Dimming a SOX-Plus 35WMax
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SOX-E 18W at 50 % powerMax
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Westinghouse Caution Yellow mercury lamp in operation (view 1)Max
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Westinghouse Caution Yellow mercury lamp in operation (view 2)Max
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SOX - the last production yearMax
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Tesla SHC 250W (Deluxe) in operationMax
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Narva Natralox: original and later lamp designsMax
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Air glow lampMax
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Improved negative glow lamp designMax
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Improved glow lamp - airMax
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Improved glow lamp - water vaporMax
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Negative glow lamps: new and old design after some useMax
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Tube with capillary electrodesMax
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Capillary electroded tube - pressure sequenceMax
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Plücker tube 2.0Max
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Osram HCI-TC 70W/WDL ShoplightMax
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Guess who got a new vacuum pump for Christmas :)Max
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Plasma diffusion at low pressureMax
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Unintentionally expedited gas getteringMax
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Glowing glassMax
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Non-passive failureMax
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