total diameter: 200mm
bore diameter: 26mm
height: 50mm
the membrane material: cellulose unpolished
material suspension: the foam polyurethane
for use in speakers Tonsil GDN GDS 20/10 GDN 20/30 20/30/1 ...
total diameter: 150mm
bore diameter: 36,5mm
height: 22mm
the membrane material: cellulose unpolished
material suspension: the foam polyurethane
for use in speakers Tonsil GDM 16/80 16/80/1 16/80/3 18/80 ...
total diameter: 115mm
bore diameter: 21mm
height: 17mm
the membrane material: cellulose unpolished
material suspension: the foam polyurethane
for use in speakers Tonsil GDM 12/60 12/60/2 12/60/4 12/80 etc.
