Search results

  1. lucca brassi

    3D print gopro 9 housing for deep dive

    You need housing for gopro9 or you buying printer ? different stuff ? just take print service LOL
  2. lucca brassi

    DIY Goodman handle for an light

    Depends on water salinity , minerals , delay cleaning with fresh water after dive ; summa sumarum sometames is fresh water with alkaline soils more corrosive than salt water
  3. lucca brassi

    DIY Goodman handle for an light

    also you can learn yourself ;-)) PS: I have made my own ; stil works (10 yrs+ ) :yeahbaby: LOL
  4. lucca brassi

    3D print gopro 9 housing for deep dive

    It go with laser metal printer . One company shows us (they sells these printers ) a metal printed ( titan ) pump for nuclear plant . ( after print it was seriously X- rayed , ultrasonic inspected and tested on high pressure ... it works ) :) just different 3D printer
  5. lucca brassi

    Sensorcon CO testers for $99

    It is also good to have something for calibration https://sensorcon.com/products/50ppm-carbon-monoxide-calibration-gas?variant=4193496708 sensors are very sensitive to humidity, temperature and it is good to calibrate them regularly to...
  6. lucca brassi

    DIY Goodman handle for an light

    not very good - metal to metal design ( made it out of POM= delrin ) - with screws you will hurt anodised surface of lamps - I see some brass on top of the screws ( galvanic series ) you can get these also with plastics i like goodman's with some flat surface to avoid wobbling of lamps (...
  7. lucca brassi

    Question How do I repair Sola Nightsea Light?

    SOLA NIGHTSEA have lost C5 big capacitor
  8. lucca brassi

    Question How do I repair Sola Nightsea Light?

    if you go on smt code book (general search ) https://www.s-manuals.com/smd/u7 ( browser might show unsafe place , but it is ok ) shows https://www.s-manuals.com/pdf/datasheet/b/s/bsr13,_bsr14_nxp.pdf BSR 13 NPN SOT 23 switching transistor which have collector current only Ic= 0,8A ? Usualy...
  9. lucca brassi

    Comment by 'lucca brassi' in media 'IMG_20210830_125904'

    These acryl covers always breaks . i switch to suunto vyper novo
  10. lucca brassi

    New Release the NiteScuba S20 Dive light

    wau nice test tank !
  11. lucca brassi

    $50 Harbor Freight hookah system testing

    interesting : Diving Hookah Parts | AC Diving it looks they all have pistons In my former job we made pistons for AC for cars . Clima compressors have very similar pistons and one directional valves made from steel sheat as I look on these sketches
  12. lucca brassi

    $50 Harbor Freight hookah system testing

    it is piston pump - it is written '' dual piston pump'' ?!
  13. lucca brassi

    $50 Harbor Freight hookah system testing

    which is then 100% diaphragm compressor with 12/24 V DC suitable ?
  14. lucca brassi

    Best canister light for signalling in poor vis ?

    light for signalling in poor vis white laser
  15. lucca brassi

    LM 21Watt LED wont turn on...

    Lumens output projected on surface with lot of luxes is not all . I have 4200lm but most stay on mode 2 with 1800 lum . I think with good lens or reflector is optimal somewhere near 2500lm light source . ( for simple solo or group diving ) All other is video light for illuminating the...
  16. lucca brassi

    LM 21Watt LED wont turn on...

    How to Prolong Lithium-based Batteries - Battery University How to Awaken Sleeping Li-ion - Battery University
  17. lucca brassi

    LM 21Watt LED wont turn on...

    Can you drive light from power supply directly ? Maybe battery pack wear out ? ( have voltage but have it capacity too? ) After many years in box I would cycle battery pack more times . ( Can you record charging/discharging cycle) ?
  18. lucca brassi

    Dive Rite EX35 - Awesome?

    Ehmmmmm ...........:yeahbaby:
  19. lucca brassi

    Electrical wire jacket repair suggestions?

    I think that there is desintegrating cable because of bad choice on cable . It should be silicone cable because it is soft and heat resistant ( could be also PTF but is usually stiffer ) Also is possble that friend uses higher voltage that means higher current and could be problem cable...
  20. lucca brassi

    Dive Rite EX35 - Awesome?

    EX35 Primary Canister Light | Dive Rite it looks that XHP35 HP in that light is at least equal or more to XHP70 :rofl3: PS: HP is ''high power'' in way that is domeless and have narrower output angle . It can make tighter beam because of 15 deg lower output angle , but lens would uses that...
Top Bottom