Dive comp or bottom timer?

[rjack321]

FYI,
GUE Tech1 does not teach "tables" as in pre-printed tables like IANTD publishes.
Software (several algorithms now)
Ratio deco
Experience

No wrist computers are used (or recommended)

 

[lamont]

FYI,
GUE Tech1 does not teach "tables" as in pre-printed tables like IANTD publishes.
Software (several algorithms now)
Ratio deco
Experience

No wrist computers are used (or recommended)

Yep. Tech1 gives you a recommendation of how many minutes should come between 70 to 20 feet, explains several different strategies, and you need to figure out for yourself, and your team, where the minutes go.