Last comments - Reverse engineering

Last comments - Reverse engineering

PLC_BASIC.GIF
PLC_BASIC.GIF
VibratorBallast.GIF
Philips_SX72.GIF
Philips_SN57.GIF
Basic CFL circuit, used as a PL-S ballastMedved04/12/19 at 05:44rjluna2: They are https://en.wikipedia.org/wiki/Electronic_... Basic CFL circuit, used as a PL-S ballastMedved04/11/19 at 20:02Binarix128: How is called this program? Looks interesting! :m... Why simple MOSFET vibrator replacement does not workMedved01/30/18 at 12:36ultralume: Nice detailed explanation...However I built a simp... 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...
EnergizerPocket.GIF
EnergizerPocket.GIF
Philips_SX72.GIF
Philips_SN57.GIF
Philips_SN57.GIF
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... 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...
Philips_SN57.GIF
IMAG010.GIF
IMAG010.GIF
IMAG010.GIF
IMAG010.GIF
Philips SN57 principal schematicMedved11/23/15 at 00:36dor123: I thought that the SN ignitors fires at 2 pulses/c... What is this ballast about?Medved10/13/15 at 10:22Medved: The SM2082 is just the constant current regulator,... What is this ballast about?Medved10/12/15 at 16:36Ash: Looks like what the primary stage (transfomer prim... What is this ballast about?Medved10/12/15 at 16:16Kappa7: I found too this component but it doesn't expl... What is this ballast about?Medved10/12/15 at 12:15merc: What about this? (a randomly found link, not sure ...
ElectronicVibratorForFluorescent.GIF
ElectronicVibratorForFluorescent.GIF
ElectronicVibratorForFluorescent.GIF
ElectronicVibratorForFluorescent.GIF
ElectronicVibratorForFluorescent.GIF
Solid state vibrator replacement for fluorescents likee Browning Porta LightMedved01/18/15 at 14:34Medved: You can, but then the open load condition would be... Solid state vibrator replacement for fluorescents likee Browning Porta LightMedved01/18/15 at 14:03Kappa7: You can't simply use a "normal" elec... Solid state vibrator replacement for fluorescents likee Browning Porta LightMedved01/18/15 at 13:10Medved: It would have to be components + materials + somet... Solid state vibrator replacement for fluorescents likee Browning Porta LightMedved01/18/15 at 11:59refridgedude1841: Nice! Would you be willing to make these for a fe... Solid state vibrator replacement for fluorescents likee Browning Porta LightMedved01/18/15 at 07:13Medved: For the transistors: Any "5V logic drive"...
VibratorBallast.GIF
VibratorBallast.GIF
AshFlashDiscovererV.gif
AshFlashDiscovererV.gif
AshFlashDiscovererV.gif
Why simple MOSFET vibrator replacement does not workMedved01/18/15 at 04:03Medved: The MOSFET's withstand 100V, what should be su... Why simple MOSFET vibrator replacement does not workMedved01/17/15 at 18:53themaritimegirl: Seems legit. So is there any way to make a solid s... Ballast schematic of ASH FLASH DISCOVERYMedved05/04/14 at 23:39Medved: Here the larger the better. It is just a decouplin... Ballast schematic of ASH FLASH DISCOVERYMedved05/04/14 at 23:13themaritimegirl: You were saying earlier about replacing the blue c... Ballast schematic of ASH FLASH DISCOVERYMedved05/04/14 at 23:07Medved: It's not that difficult. There are just very f...
AshFlashDiscovererV.gif
AiRamStarter.GIF
AiRamStarter.GIF
AiRamStarter.GIF
PLC_BASIC.GIF
Ballast schematic of ASH FLASH DISCOVERYMedved05/04/14 at 19:30themaritimegirl: Wow, amazing how you're able to so quickly dra... Airam electronic starter - redrawn schematicMedved02/21/14 at 15:11Medved: I think that is indeed the way it is supposed to w... Airam electronic starter - redrawn schematicMedved02/21/14 at 09:22Kappa7: Ok maybe I've understood:
After the first uns...
Airam electronic starter - redrawn schematicMedved02/21/14 at 09:01Kappa7: In this circuit I understand the way of "EOL ... Basic CFL circuit, used as a PL-S ballastMedved03/04/13 at 15:41Lampka: I have one of adapter - Tungsram adapter for PL-C ...
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