Counter Two stage DA

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Two stage DA

Der Two Stage DA war der Nachfolger des Navy approved DA.

The Two Stage DA was the sucessor of the Navy-Type DA.

Hersteller / Manufacturer

U.S. Divers

Name

Two Stage DA (1000)

gebaut / built

1958

max. Luftlieferleistung / max.air delivery

no Information by now

Stages

2

 

 

Stage 1

Upstream

Balanced?

no

Type

membrangesteuert / Diaphragm activated

Mitteldruck / IP

100-110 psi

HP-Port

no

 

 

Stage 2

downstream

Type

no

LP-Port

no

 

 

Gehäuse/Housing

Metal

Membrane Ø  / Diaphragm Ø

11,5 cm

max Druck / Pressure

unknown

Anschluss/Fitting

INT

Luftauslass/ Air outtake

Entenschnabelventil / duckbill

 

 

Anschluss Gehäuse Ø/ Fitting Housing Ø

no Information by now

Mundstück/Mouthpiece

Einwegeventil / non-return valve

Anschluss Mundstück Ø /Fitting Mouthpiece Ø

no Information by now

Gesehen wo/Seen on

 

Special notice

 

Techn. drawing

Basic Scuba by Fred M. Roberts, 2nd Edition

Service manual

Basic Scuba by Fred M. Roberts, 2nd Edition