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Recent content by MrSnaKe

  1. M

    BlackBuck 8M few questions

    Yes the pot (IMAG0614.jpg) and 5V reference allow adjust output voltage to LED from 0 to max TTL/PWM signal working properly https://drive.google.com/drive/folders/0B4hCH8A0_bH-TXo5TEVueXBUcmM?usp=sharing IMAG0605.jpg - TTL off Frequency and duty cycle IMAG0606.jpg - TTL power 5%...
  2. M

    BlackBuck 8M few questions

    I also cannot find that information, only in picture I try to hook up the pot - nothing, as I understand the pot set max Amps not Voltage https://drive.google.com/drive/folders/0B4hCH8A0_bH-TXo5TEVueXBUcmM?usp=sharing IMAG0593.jpg - power supply set to 12V IMAG0595.jpg - multimeter...
  3. M

    BlackBuck 8M few questions

    According to BlackBuck 8M - 8A Buck Laser Driver - NDB7A75, NUBM44, NUMB05, NUBM06, NUBM08 | eBay On picture with tag "The connection method if you are not using external modulation sources" on laser diode or LED must be 2...5 V forward voltage but I received around 10,5V...
  4. M

    A-140, M-140 and multimeter

    Hello, As I told - I just replace laser diode and look at movie VIDEO0012.mp4 https://drive.google.com/drive/folders/0B4hCH8A0_bH-WGYtdk16cU5zUkU?usp=sharing everything are perfect. it diode.jpg my old diodes, they light but not burn. Lens, driver, power supply - same. Any ideas...
  5. M

    A-140, M-140 and multimeter

    Yes everything was OK till I connect multimeter. check https://drive.google.com/drive/folders/0B4hCH8A0_bH-WGYtdk16cU5zUkU?usp=sharing file engraving.jpg At this moment I didnot have laser power meter but today I try to assemble diy laser power meter according to this Laser Kids - How to...
  6. M

    A-140, M-140 and multimeter

    Its not possible, I connect diode via driver, engraving few days maybe 5 hours in total for test after that I connect a multimeter to check the Volts and Amps and at that moment my diode stop fire. Laboratory power supply I connect just for additional test. Problem happened when I connect...
  7. M

    A-140, M-140 and multimeter

    Hello I known a difference to hooking up the multimeter for Volt and Amp Check photo - https://drive.google.com/drive/folders/0B4hCH8A0_bH-WGYtdk16cU5zUkU?usp=sharing Amp 1-3 jpg - hooking up the multimeter for Amps Volt 1-4 jpg - hooking up the multimeter for Volts lps 1-3 jpg - with...
  8. M

    A-140, M-140 and multimeter

    Hello I have chines laser driver this one (12V TTL 1W 2W 3W 445nm 450nm Laser Diode LD Driver Power Supply Stage Light | eBay) and blue laser diode from DTR's Laser Shop A-140 and M-140 For calibrating laser driver I connected in parallel laser diode and my multimeter Uni-T UTM171B and after...


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