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Sodium Lamps


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2 files, last one added on 03 May 2026
Album viewed 17 times
Metal Halide Lamps


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1 files, last one added on 03 May 2026
Album viewed 11 times
Miscellaneous


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8 files, last one added on 13 Jul 2026
Album viewed 11 times
 

3 albums on 1 page(s)

Last additions - Drew's Gallery
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 Testing Different Wire ConnectionsDrew13 Jul 2026
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 DIY Point-Contact Iron Pyrite DiodesDrew29 Jun 2026
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 My oldest toolsDrew08 Jun 2026
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 DIY Vacuum Tube OscilloscopeDrew08 Jun 2026
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 3 Different Phosphors in Low Pressure AirDrew08 Jun 2026

Last comments - Drew's Gallery
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 Testing Different Wire ConnectionsDrew16/07/26 at 14:00Ria: I use the Wago 221 connectors and they're exc...
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 Testing Different Wire ConnectionsDrew14/07/26 at 11:00Tuopeek: Good test. I'd guess some will further degrad...
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 DIY Point-Contact Iron Pyrite DiodesDrew06/07/26 at 14:18Ria: I remember (vaguely..!) building a crystal radio w...
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 DIY Point-Contact Iron Pyrite DiodesDrew30/06/26 at 15:16Tuopeek: This is actually quite a cool experiment. I see p...
IMG_0474.jpeg
 3 Different Phosphors in Low Pressure AirDrew24/06/26 at 19:35Drew: Thanks so much all of you! I did leave the rear of...

Random files - Drew's Gallery
Screenshot_2026-01-13_104330.png
 "Lab-Arc" GE NA-1 Sodium Spectral LampDrew
Screenshot_2026-06-29_153246.png
 DIY Point-Contact Iron Pyrite DiodesDrew
IMG_0474.jpeg
 3 Different Phosphors in Low Pressure AirDrew
poscolumn.jpg
 Another low-pressure-air dischargeDrew
Screenshot_2026-06-03_134449.png
 DIY Vacuum Tube OscilloscopeDrew