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Sodium Lamps


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2 files, last one added on 03 May 2026
Album viewed 25 times
Metal Halide Lamps


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1 files, last one added on 03 May 2026
Album viewed 20 times
Miscellaneous


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8 files, last one added on 13 Jul 2026
Album viewed 19 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 ConnectionsDrew21/07/26 at 23:10Drew: Just did a few more tests:

Control (~1/2" ...
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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...

Random files - Drew's Gallery
IMG_0616.jpeg
 My oldest toolsDrew
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 "Lab-Arc" GE NA-1 Sodium Spectral LampDrew
IMG_0474.jpeg
 3 Different Phosphors in Low Pressure AirDrew
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 400W Diazo Metal Halide LampDrew
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 GE NA-1 Warming UpDrew