Post 4: "Most SPGs I've seen have depth gauge in addition to the PSI gauge."
The SPG is the Submersible Pressure Gauge. The depth gauge, and compass are different instruments. You may be calling a console (or a full featured dive computer) an SPG.
This tread give a whole new meaning to Minimalist.
Pete
The SPG is the Submersible Pressure Gauge. The depth gauge, and compass are different instruments. You may be calling a console (or a full featured dive computer) an SPG.
This tread give a whole new meaning to Minimalist.
Pete