ADM Diving

Technical Q7A Forum

All questions are answered by Andrew Dawson-Maddocks, Director of training at the ADM Diving . Andrew has over 3000 dives logged across 4 continents and has amassed many stunning dives to 90m and beyond . ADM Diving & Technical Services Ltd is proudly associated with PADI, IANTD, EFR and DAN, offering an extensive range of training programmes.

Questions posted to the technical q & a forum page are sent to Andrew for his comment and reply. Once a reply has been sent, both the question and answer will post to the forum page.

Questions are shown in Red and the answer from Andrew is shown in Blue. Once an answer is posted, it is then possible for other users to post additional comments, these are shown in black.

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Last Post
Question - Dear Andrew. I'm presently conducting research for a book about salvage divers. I'm a keen recreational diver myself but would love to be able to ...
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176
10 March Tuesday, 7:59 PM
Question - hi, I read in another post about how you mark the line on your spool to help with deco stops. I am planning to do this but had a question before ...
Would you take into account how far under water the line starts? i.e do you put a 3 meter mark three meters down the line and do any 3m deco stops ...
1
182
10 March Tuesday, 7:57 PM
Question - What other features to look for in a dive computer for beginning technical diving? Particularly there are models allowing two and three switches ...
I am about to buy a new dive computer and I would like to get one that would be useful for beginning technical diving. It strikes me that spendin ...
5
888
6 March Friday, 4:30 PM
Question - Hi Andy , Whats the best synthetic oil to use in sealing up a battery compartment in a dive computer ( Aladin Air L ) Thanks
1
168
24 February Tuesday, 8:26 PM
Question - I'm quite a new diver, although I'm now totally commited! I have been looking at the different types of organisations for Technical diving (TDI, ...
I'm PADI Rescue.
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244
3 February Tuesday, 1:21 PM
Question - Dear Sir, Thank you for your response on the paint scheme of the diving cylinders. may I request another pice of information. what is the recomme ...
2
233
31 January Saturday, 1:55 PM
Question - Dear Sir, Could you help me with the specifications of the approved paint scheme for diving cylinders. Thank you
Cylinders of Divator (steel) and Oxygen bottles( Aluminium alloy)
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232
27 January Tuesday, 12:44 PM
Question - thanks Andrew for your reply on solo diving.
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216
27 January Tuesday, 12:03 PM
Question - Hi Andrew, dont want to be a nuisance as i have noticed several q's along this theme but here goes. I have always wanted to extend my sport diving ...
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222
19 January Monday, 4:44 PM
Question - advise on solo diving. if you keep to 10 to15m do you think it is safe.
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277
19 January Monday, 4:28 PM
Question - Hi Andrew, I doubt you will remember me but I posted a question on the forum in early August requesting your advice on how to get into technical d ...
1
600
12 September Friday, 6:34 PM
Question - Hi Had A Test Paper For My Ocean Diver Exam And I Am Stuck On One Question Please Can You Help ?
What Should You Never Do Just Before Making A Breath Heald Dive A; Take Vigorous Exercise B; Rest C;Urinate D; Take Several Deep Breaths Close ...
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560
12 September Friday, 3:27 PM
Question - what is the accepted percentage loss in thickness of compression chambers on ultrasonic testing. which AODC/IMCA rule?
1
508
3 September Wednesday, 6:15 PM
Question - Hi Andrew I am Nitrox I qualified and tend to use Nitrox on an air profile. I usually do 3 dives a day (during a week trip) with the third dive br ...
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543
2 September Tuesday, 6:47 PM
Question - Hi Andrew, I am interested in going down the technical route in diving (i.e. advanced nitrox, decompression procedures, extended range etc..) wi ...
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664
7 August Thursday, 5:57 PM
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Disclaimer:
The views expressed by the author are their own and the publishers accept no liability for the advice and views expressed by the author, or other users, which are provided as a general service to divers. Users are warned that secondary posts are the views of other users and may not be technically correct.