The Studio's
There are four STUDIO models, from medium sized to quite large loudspeakers. These models, the ALS30, ALS40 TLS50 and STUDIO, are depicted below.
The ALS30
The ALS30 is a 3 way speaker with two bass drivers.
Dimensions
22 1/2" x 13" x 11 1/2" wide; 57 cm x 28 cm x 30 cm
Drive Units
6 1/2" 16.5 cm ribbed bextrene bass unit
6 1/2" 16.5 cm bextrene sub-bass unit
4" 10cm rolled surround impregnated cone mid-range with domed tweeter
The ALS 40
The ALS40 is also a 3 way speaker with two bass drivers, but larger.
Dimensions
Bookshelf mounting or Stand; 13 1/2" x 13 1/2" x 26 1/2" high; 35 cm x 35 cm x 68 cm
Drive Units
8" 20.5 cm bextrene bass unit
8" 20.5 cm bextrene sub-bass unit
4" 10cm rolled surround impregnated cone mid-range with domed tweeter
Frequency Range
28 Hz 20 kHz
The TLS50
The TLS50 is a large speaker, 4 ways, easily identified by it's large round bass driver
Dimensions
Free Standing with Plinth; 36" x 14" x 15" wide; 96 cm x 36 cm x 38 cm
Drive Units
8" 20.5 cm bextrene bass unit
4" 10cm rolled surround impregnated cone mid-range with domed tweeter ans super tweeter.
Frequency Range
23 Hz to beyong audibility
The STUDIO
The STUDIO is a rare loudspeaker, little is known about it.
Dimensions
36 x 14 x 15in.
Drive units
bass unit 8in.,
mid-range Sin.,
high frequency 1 3/4 in. chemical diaphragm
super-tweeter 3/4 in. chemical dome.
Frequency range
25Hz to beyond audibility.