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so here i am, building my first very powerfull laser :drool: i brought the M140 diode mounted on copper module from DTR some LM317T from ebay (paid 1.20€ piece :gun: ) some great 1ohm 3W resistor on ebay peltier cell 90W 12V 6A on ebay ( no more used because useless since wen the laser goes...

Hi to everybody, first of all i have to thank you guys for the good work providing information on any level for lasers ,and since my first baby died by excess heat after some (?12/15?) hours of continues operation (i forgot it on :yabbem: ) now i am thinking to take one of tose great 445 M140...

Hi, first of all, please excuse my very bad english grammar, i do speach better than i write :o however, it is a long time since i viewed this forum and a lot i learnd from you guys on lasers and for this i can only say :thanks: . since i was building my first laser and driver, i say'd to myself...