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Does anyone know where the HOG regulators would fit into the chart?
What I've seen is actually links to manuals for scubamax regs which sells the ODS line.
PM sent.
I was only able to download the RG-1001, RG-1002, OT-8X, and OT-8000 from this site:
ScubaMax Service Manuals
Also: ProSub DLX-IVExpanding your photo a little more reveals:
Coltri sub C9000
OMS R-251
SEAC Sub Sorius
IST R-50
Aquamundo QR-5
Patent number: 5139046.