Hello and welcome to our community! Is this your first visit?
Register

Search:

Type: Posts; User: JonG

Page 1 of 20 1 2 3 4

Search: Search took 0.01 seconds.

  1. Jay we have jobs in that area, happy to have a...

    Jay we have jobs in that area, happy to have a chat with her if that's OK, my number is 07840 975816. We have been installing and servicing maintaining them for circa 14 years or so now.
  2. Replies
    101
    Views
    8,038

    Poll: What was the cause of the co2 issue if you don't...

    What was the cause of the co2 issue if you don't mind me asking
  3. Replies
    101
    Views
    8,038

    Poll: Be warned, I had more concussions playing...

    Be warned, I had more concussions playing American football than I did playing rugby.
  4. Replies
    101
    Views
    8,038

    Poll: TBF had exactly that scenario in Scapa in Oct on...

    TBF had exactly that scenario in Scapa in Oct on the Barrie and then the Markgraf (waiting on 3rd diver).

    It was actually really chilled out just sat there on o2 saturating myself!

    If it had...
  5. Replies
    48
    Views
    5,626

    https://www.sidetracked.com/the-siren-song-of-the-...

    https://www.sidetracked.com/the-siren-song-of-the-britannic/
  6. Replies
    101
    Views
    8,038

    Poll: I use the Draeger one with a Shrimp, either over...

    I use the Draeger one with a Shrimp, either over a hood in OW or in OHE it still fits over my helmet even though it has two side mounted torches on it.

    Couple of observations using it.

    If the...
  7. Replies
    101
    Views
    8,038

    Poll: GUE ran an article on this, Andrew Fock's...

    GUE ran an article on this, Andrew Fock's comments are particularly interesting.

    https://gue.com/blog/gag-me-with-a-strap-the-case-for-mouthpiece-retainers-and-safety/
  8. Replies
    101
    Views
    8,038

    Poll: What do you need to remove the loop for Graham? ...

    What do you need to remove the loop for Graham?

    I use a gag strap and BOV and wouldn't feel comfortable without either now. At least with both, whoever you are diving with can easily be instructed...
  9. Replies
    48
    Views
    5,626

    For me flow stops are more joints, more failure...

    For me flow stops are more joints, more failure points, further gas flow restrictions and are on the safety system that has to work when you need it to work.

    Any step in the process of switching...
  10. Replies
    33
    Views
    4,798

    2 hoods for me, first one goes on, then mask,...

    2 hoods for me, first one goes on, then mask, then 2nd hood. That way the mask strap snubs the first hood in place and it can't wick cold water into it.
  11. Replies
    18
    Views
    2,743

    What happened to DUI, I've heard that they ran...

    What happened to DUI, I've heard that they ran into quality issues, but generally their suits were lauded for excellent flexibility and better than trilam warmth.
  12. Thread: Malin Head video

    by JonG
    Replies
    18
    Views
    1,359

    I love subs, the k class boats off May Island are...

    I love subs, the k class boats off May Island are awesome dives, maybe due to their size and unusual design.

    Maybe it's the tenuous link between diver and the former crew, or the fact that they...
  13. Replies
    48
    Views
    5,626

    They can bite you on the arse obviously, 1 of the...

    They can bite you on the arse obviously, 1 of the tragedies on a recent Britannic trip was potentially linked to a scooter incident.

    The potential to ascend and descend quickly especially over...
  14. Replies
    48
    Views
    5,626

    I've got some great tips. Bear in mind your...

    I've got some great tips.

    Bear in mind your free swimming buddy does not have the cervical dexterity of an owl.

    It is considered good etiquette to tow your free swimming buddy as often as...
  15. Thread: Helium penalty

    by JonG
    Replies
    86
    Views
    9,427

    https://youtu.be/nIO9qI5XODw Somewhere in this...

    https://youtu.be/nIO9qI5XODw

    Somewhere in this presentation I think he explains why there was some relevance of the Nedu study to tech profiles, also mentions his own preferred GFs 50/75 or 70...
  16. Thread: Helium penalty

    by JonG
    Replies
    86
    Views
    9,427

    Simon Mitchell had some specific comments on the...

    Simon Mitchell had some specific comments on the efficacy of the recent Dan study in this thread

    https://www.scubaboard.com/community/threads/dan-y-40-test-on-deep-stops-lower-bubble-count.601213/
  17. Replies
    37
    Views
    8,528

    I SM too and have also done the 12 steel mix tin...

    I SM too and have also done the 12 steel mix tin and ali 80 nitrox, works fine and could offset the weight swing if you have to bailout
  18. Thread: Malin Head

    by JonG
    Replies
    22
    Views
    3,926

    On more prosaic matters it appears that the...

    On more prosaic matters it appears that the restrictions on gas transportation via the ferry is fairly restrictive, 6 bottles max per vehicle, which amounts to 3 bailouts, 1 dil, 1 o2 and a suit...
  19. Thread: Malin Head

    by JonG
    Replies
    22
    Views
    3,926

    Space on our boat at moment for 22 Chris, 6 of 10...

    Space on our boat at moment for 22 Chris, 6 of 10 on last count I think. Getting dates over weekend
  20. Replies
    37
    Views
    8,528

    Bit OT but doesn't a CO2 event increase blood...

    Bit OT but doesn't a CO2 event increase blood flow to the brain, which then increases the risk of an oxygen toxicity event, ergo PPo2 of bailout requires consideration and ideally would be circa...
  21. Thread: Malin Head

    by JonG
    Replies
    22
    Views
    3,926

    Thanks very much Paulo, we might need to get...

    Thanks very much Paulo, we might need to get cracking with some dates then given the popularity.

    Big takeaway for me is that you dive with 2 tins and a drop bottle, we assumed we would need to be...
  22. Thread: Malin Head

    by JonG
    Replies
    22
    Views
    3,926

    Malin Head

    By way of pre-amble, when embarking on my 2nd career in diving there were 3 main strands to the loose plan I had:

    1. Get comfy on a RB
    2. Get qualified in the OHE and then build on the OHE course...
  23. Thread: 02/ helium j cyls

    by JonG
    Replies
    13
    Views
    1,499

    Jas if you get sorted I can collect mate, going...

    Jas if you get sorted I can collect mate, going to pick up the 11
  24. Thread: stages

    by JonG
    Replies
    3
    Views
    883

    Can I take the 11 please, I am not far from you...

    Can I take the 11 please, I am not far from you (Glossop) so can collect easily enough.
  25. Thread: Helium penalty

    by JonG
    Replies
    86
    Views
    9,427

    https://www.shearwater.com/monthly-blog-posts/elim...

    https://www.shearwater.com/monthly-blog-posts/eliminating-helium-penalty/
Results 1 to 25 of 500
Page 1 of 20 1 2 3 4