learn from tables or dive computer?

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BIGSAGE136:
This is rich! How did they dive them before computers were invented?

I dont know. I did not say that they cannot be dived without a computer, what I'm saying is that the multilevel way we dive them now is not within the table limits, which are intended for square profiles.
 
Matthew:
Our dives involve descending to maximum depth, then the rest of the dive is a slow, gradual, sightseeing ascent along the reef. A 60-70 min. dive with a max depth of 100 ft or more is very common. This is definitely not within the limits of any table.

Why don't you post your typical profile (in 5 minute increments), and see if the table proponents can offer a workable dive profile? There are ways to use tables for multi level dives and there are quite a few threads on the subject.
 
Trainwreck:
I don't know of any agency that allows certification without a basic knowledge of the tables. I would be very suspect of anyone who offered this. Take the time to learn the tables.
SDI: according to http://www.divernet.com/learn/1001coursestdi.htm and my experience. When I was in Belize, a couple of guys showed up wanting to do their checkout dives with one of the ops down there. They were with SDI and didn't now how to use a table, just their computers.

Also, remember we had a thread a month back or so about learning to dive Nitrox without those cumbersome tables but doing all the planning on your dive computer.
 
bradshsi:
Why don't you post your typical profile (in 5 minute increments), and see if the table proponents can offer a workable dive profile? There are ways to use tables for multi level dives and there are quite a few threads on the subject.

AFAIK tables are neither designed nor tested for that, youll be better off with one of the many deco software for that purpose. But for my easy, relatively shallow, warm water single tank rec dives, its much much simpler and more sensible to use a computer in a conservative, intelligent manner.

What kind of profiles do you do and what do you use?
 
Matthew:
Our dives involve descending to maximum depth, then the rest of the dive is a slow, gradual, sightseeing ascent along the reef. A 60-70 min. dive with a max depth of 100 ft or more is very common. This is definitely not within the limits of any table.

Find your instructor and get your money back.
 
Why dont you say what you think is wrong with my statements so we can discuss it, instead such useless comments?

FYI I'm in constant contact with my instructor and am now saving money to do my DM with him.
 
The problem is when instructors or agencies try and shortcut instruction by saying, "just dive until your computer beeps." If they don't teach decompression theory and procedures that's a problem and that's what we should focus on.

Computer or tables, I guess I don't understand the fuss, they're basically the same thing, just different representations of the data, each with it's own advantages and drawbacks.
 
BIGSAGE136:
Find your instructor and get your money back.

Instructors are REQUIRED to tech table use according to the instructions that come with the tables and that means telling divers that they can't use them for multilevel dives.
 
MikeFerrara:
Instructors are REQUIRED to tech table use according to the instructions that come with the tables and that means telling divers that they can't use them for multilevel dives.
A-ha! I knew there was a conspiracy in it somewhere! j/k

I'd say that understanding of the dive tables is crucial to being a good diver, the one capable of solving problems when and if they occur. But dive computers have their place too. In short: divers benefit from both.
 

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