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Forum: Semi Closed Rebreathers

Questions, answers and discussion regarding Semi Closed Rebreathers - SCR Rebreathers.

  1. Exclamation Sticky Thread Sticky: Dangerous Azimuth scrubber

    Hi I have had two CO2-hits and a few cases of what I belive to be CO2-issues that forced me to go semi closed (converted to MCCR) with my...

    Started by jaap‎, 29th November 2007 19:10
    4 Pages
    1 2 3 4
    • Replies: 37
    • Views: 15,370
    21st June 2015, 01:11 Go to last post
  2. Sticky Thread Sticky: Dolphin SCR Trimix Diving.

    Be warned, the following is a just about finished draft of the theory behind using trimix on a SCR, particularly the Dolphin. I think that it is...

    Started by Freef‎, 12th May 2007 20:12
    • Replies: 4
    • Views: 7,752
    13th December 2007, 22:47 Go to last post
  3. Sticky Thread Sticky: CMF Gas matching - 4 parts [reposted with working photo links].

    Advantages and Dangers of Gas and Flow Matching on Constant Mass Flow Semi Closed Circuit Rebreathers. By David Morris Introduction. This...

    Started by Freef‎, 19th June 2007 19:59
    2 Pages
    1 2
    • Replies: 14
    • Views: 7,469
    30th September 2007, 04:24 Go to last post
  4. Sticky Thread Sticky: SCR rebreather information.

    The following tables, spreadsheets and articles are designed to assist in the matching of gas cylinder mixes and flow rates in CMF type SCRs. The...

    Started by Freef‎, 2nd November 2006 17:16
    • Replies: 1
    • Views: 4,577
    2nd November 2006, 18:25 Go to last post
  1. Dräger Dolphin case

    Iam planing a secund case for my Dräger Dolphin, and just to get some ideas, can you guys show the cases of you guys have made for your dolphins....

    Started by Hornet85‎, 11th June 2016 20:56
    • Replies: 8
    • Views: 2,531
    19th June 2016, 04:15 Go to last post
  2. Modifying Drager Ray

    Hi guys, does anyone know if it is possible to modify the drager ray and add the dolphin's unit so you can change the jets and mixes easily? ...

    Started by schford‎, 17th February 2005 22:25
    2 Pages
    1 2
    • Replies: 18
    • Views: 11,519
    28th April 2016, 20:40 Go to last post
  3. Draeger Ray Technical/service manual

    Hi Guys, Does anybody have a link where I can download the Technical Service Manual for the Draeger Ray? In oarticular I am looking for an...

    Started by Bubble Boy‎, 16th August 2010 16:42
    3 Pages
    1 2 3
    • Replies: 20
    • Views: 9,925
    22nd March 2016, 09:29 Go to last post
  4. Looking for Dolphin ExtendAir Retofit Kit

    Anybody know where I could lay my hands on one of the scrubber housings for the Dolphin that uses the ExtendAir cartridges?

    Started by cramerdn‎, 13th April 2013 04:13
    2 Pages
    1 2
    • Replies: 11
    • Views: 3,250
    7th November 2015, 18:55 Go to last post
  5. Oxygauge Hack

    I see a lot of people asking for oxygauge units and their manuals. I thought the oxygauge market was more or less dead due to design limitations......

    Started by GKAM‎, 19th December 2006 11:51
    • Replies: 9
    • Views: 3,603
    28th October 2015, 21:49 Go to last post
  6. Dräger FGT 1/D

    Hello i got a chance to buy a Dräger FGT 1/D some modifications to it. it have been used with trimix and so on, 6 cylinders with it, and backplate,...

    Started by Hornet85‎, 3rd September 2015 13:25
    • Replies: 1
    • Views: 1,483
    3rd September 2015, 14:19 Go to last post
  7. Drager Ray Overview

    Well it seems that as no one has come a long and published an article yet on the Drager Ray, so I may actually get round to doing something and...

    Started by Dave1w‎, 2nd February 2008 11:50
    4 Pages
    1 2 3 4
    • Replies: 39
    • Views: 21,451
    2nd March 2015, 18:19 Go to last post
  8. Swedish Navy IS-MIX semi-closed rebreather

    Short article and video of Inspiro IS-MIX (aka OMD 10) semi-closed circuit mixed-gas rebreather. Couldn't find any info on this already on the forum....

    Started by Author‎, 28th December 2014 12:54
    covert shores, is-mix, navy, swedish
    • Replies: 4
    • Views: 3,796
    29th December 2014, 23:32 Go to last post
  9. Drager Dolphin VR3 computer problem

    Hello Everyone! I have endlessly read about what is the best way to measure your ppo2 and plan your dive and al the deco shit. Oxyguage, airZ, VR3...

    Started by Rotzinger‎, 19th January 2014 23:38
    • Replies: 6
    • Views: 3,294
    16th September 2014, 21:21 Go to last post
  10. Drager FGG CL problem - spare or repair...

    Hope someone here can offer advice. I have Jason Mchattan's old Drager FGG. Just dragged it out from fairly prolonged storage, and discovered a...

    Started by Eruption Chaser‎, 13th August 2014 11:50
    2 Pages
    1 2
    • Replies: 11
    • Views: 3,256
    27th August 2014, 04:58 Go to last post
  11. Dolphin sidemounting

    Hi! I think the Dolphin is great when you do a side mount of both bail out and on board gas. Just use some bungees and a but pad:

    Started by buceo‎, 11th November 2013 13:19
    • Replies: 4
    • Views: 1,374
    4th August 2014, 18:41 Go to last post
  12. Ubs40/Azi Dosage Unit Question: can you swap the two feeding gas lines?

    Hello everyone, I have a question concerning the ubs40 dosage unit which is - as I hear - identical to the Azi dosage unit. But my question only...

    Started by Mudfish‎, 22nd December 2013 18:24
    azimuth, dosage unit, ubs40
    • Replies: 2
    • Views: 900
    14th July 2014, 13:14 Go to last post
  13. O2 Deco Mod on Dolphin SCR

    I'm looking for information on modding the Drager Dolphin SCR to take offboard o2 for deco at 20'. I've looked around the net for information, but...

    Started by greenwood_60‎, 24th June 2014 22:23
    • Replies: 4
    • Views: 1,749
    1st July 2014, 21:36 Go to last post
  14. Kiss packable scrubber questions

    I just received my upgrade kit and was wondering if anyone would know of there is a install guide for it? I have it put together, but honestly...

    Started by darushin‎, 11th June 2014 14:17
    • Replies: 3
    • Views: 804
    11th June 2014, 22:10 Go to last post
  15. Oxy 2 sensors

    I just called Oxycheq for Oxy2 sensors. He said they are out of production and unavailable. Does anyone have a source or mod for these? Thanks,...

    Started by Diver Dude‎, 11th July 2011 16:39
    2 Pages
    1 2
    • Replies: 15
    • Views: 5,531
    4th June 2014, 18:17 Go to last post
  16. How best to dress a Dolphin

    I have just acquired a very lovely Dolphin in great shape and as far as I can tell it is complete. My first challenge is to find a M18/1.5 adapter...

    Started by PeterVICEG‎, 15th February 2014 06:53
    2 Pages
    1 2
    • Replies: 14
    • Views: 3,024
    6th March 2014, 20:07 Go to last post
  17. Dolphin Flow Rate Problem

    I am having a problem with the flow rate for my Dolphin and need your help. Using the two qualitative flow rate meters supplied by Drager, the...

    Started by moroli‎, 4th November 2011 01:02
    4 Pages
    1 2 3 4
    • Replies: 32
    • Views: 5,074
    11th February 2014, 13:27 Go to last post
  18. manual for Draeger Dolphin/Atlantis

    Hey gang, I just inherited an excellent condition Draeger Atlantis with most parts refurbed to Dolphin parts. Anyone have an e-copy of the manual?

    Started by OceanOpportunity‎, 6th March 2007 21:51
    2 Pages
    1 2
    • Replies: 19
    • Views: 6,294
    7th January 2014, 13:41 Go to last post
  19. OXYgauge for Dolphin ?

    Does anyone know where i can get a snap cap for OXygauge? I just purchased 2 Dolphins and one was missing the snap cap to hold the sensor in. MK5P

    Started by mk5p‎, 20th December 2013 02:05
    • Replies: 4
    • Views: 1,340
    20th December 2013, 14:20 Go to last post
  20. Drager Dolphin Loop Monitoring

    I'm looking for some advice on loop monitoring on a Drager Dolphin. I'm using it with a Shearwater Petrel EXT computer and have an oxygen cell...

    Started by Diveshop‎, 10th June 2013 22:34
    • Replies: 6
    • Views: 3,313
    17th November 2013, 16:14 Go to last post

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