Mercury lamps My high pressure mercury lamps, lanterns and other fixtures 9 files, last one added on Jan 11, 2015	Battery powered 6 files, last one added on Jan 27, 2015
Homebrew lighting Home made fixtures, ballasts and other gear 29 files, last one added on Apr 27, 2014	Reverse engineering 25 files, last one added on Oct 11, 2015
Unspecified lamps 2 files, last one added on Jun 10, 2014	Fluorescent 3 files, last one added on Jun 27, 2016
6 albums on 1 page(s)

80W MV yard lightMedved08/27/18 at 11:09MissRiaElaine: Looks like a bit like a Thorn Precinct. There are ...	Why simple MOSFET vibrator replacement does not workMedved01/30/18 at 12:36ultralume: Nice detailed explanation...However I built a simp...	"Temporary" CFL fixMedved12/02/16 at 06:05rjluna2: Sounds like fun, Medved	"Temporary" CFL fixMedved12/01/16 at 11:20Medved: So finally the fluorescent tube gave up, about two...	Detail of the most inefficient T5Medved06/27/16 at 16:03Medved: It is one long line over the complete corridor and...
Detail of the most inefficient T5Medved06/27/16 at 15:34Ash: Designer wanted that "square and dark" l...	Detail of the most inefficient T5Medved06/27/16 at 15:19Medved: No, it is supposed to cover all the lamps. The gap...	Detail of the most inefficient T5Medved06/27/16 at 14:59Ash: Is the cover sliding in and out ? I seen bedside l...	One of the most stupid lighting instalationMedved06/27/16 at 14:56AngryHorse: Yeah, thats a bit odd, it looks like something tha...	EYE MV 50W R20Medved06/14/16 at 15:19Medved: I had to "smuggle" it into Europe from t...
EYE MV 50W R20Medved06/06/16 at 09:26wattMaster: I never knew these existed.	EYE MV 50W R20Medved06/06/16 at 09:21Lumex120: I once saw a case of 12 of these on ebay for $10. ...	Schematic of Philips SX72 SOX ignitorMedved11/23/15 at 14:54Medved: The design is really different from the high press...	Philips SN57 principal schematicMedved11/23/15 at 14:46Medved: I do not know any, but I would be very surprised i...	Pocket Energizer lampMedved11/23/15 at 14:36Medved: Indeed, the BE pull down resistor really should ha...
Pocket Energizer lampMedved11/23/15 at 04:44Globe Collector: Open circuit the base of the transistor to shut it...	Energizer pocket lightMedved11/23/15 at 04:13Globe Collector: I picked up one if those tubes about 18 months ago...	Schematic of Philips SX72 SOX ignitorMedved11/23/15 at 03:59Globe Collector: You know what is amazing in this circuit is NOT PO...	Philips SN57 principal schematicMedved11/23/15 at 02:39dor123: Were there also low frequency pulses SN ignitors (...	Philips SN57 principal schematicMedved11/23/15 at 01:15Medved: SN is a Philips type number prefix for all their i...

More…

Detail of the most inefficient T5MedvedJun 27, 2016	One of the most stupid lighting instalationMedvedJun 27, 2016	What is this ballast about?MedvedOct 11, 2015	Duracell foldable search/fluorescent flood/hazard flasher lanternMedvedJan 27, 2015	Elektrosvit 14 633 military lanternMedvedJan 27, 2015
JohnLite "6-in-1" multipurpose lanternMedvedJan 25, 2015	Pocket Energizer lampMedvedJan 18, 2015	Ballast schematic of the F4T5BLB pocket lightMedvedJan 18, 2015	Energizer pocket lightMedvedJan 18, 2015	Pocket UV BLB / incandescent torch comboMedvedJan 18, 2015
Solid state vibrator replacement for fluorescents likee Browning Porta LightMedvedJan 18, 2015	Why simple MOSFET vibrator replacement does not workMedvedJan 17, 2015	Camping lantern shematicMedvedJan 11, 2015	80W MV yard lightMedvedJan 11, 2015	PL-7W Camping lanternMedvedJan 11, 2015

More…

No image to display

H3/LED flashlightMedved	Snapshot of traffic light controller PCB in the CAD systemMedved	H3/LED flashlightMedved	EYE MV 50W R20Medved	One of the most stupid lighting instalationMedved

More…