Michael Rath
Key in F
changeable Eb or D and C or Cb or B

 

Zigmant Kanstul
Key in F/C/Db/A
Kanstul CR valve

 

click

 

Lätzsch SL 620
Key in F/Eb/Bb
with D - tuning slide
Model “Poppe”

 

click

 

Lätzsch SL 600
Key in F/Eb/Bb
with D - tuning slide

 

click

 

Thein
Key in F/Eb/Bb
with D - tuning slide
traditional valve

 

click

 

Thein “van Dijk”
Key in F/Eb/Bb
with D - tuning slide
Hagmann valve

 

 

Haag
Key in F/C/A
Franz Monschau
Thayer, Hagmann, Lätzsch Valve

 

click

 

Kromat
Key in F/Eb/Bb
with D - tuning slide

also with
Thayer-Axial-Valves

 

finke

Finke
Kontrabass in F/Eb/Bb
Hagmann Ventile

 

 

click

 

Jürgen Voigt
Kontrabass in F
traditional valve
or “Hagmann”

 

KHkontrabass

Kühnl and Hoyer
Key in F/Eb/Bb
with D - tuning slide
traditional valve

 

 

Helmut Voigt
Key in F/Eb/Bb
with D - tuning slide
traditional valve
open or traditional wrap