Passive subwoofer TT12, TT15 and TT18K

TT4
TT Gruppe4
The bass reinforcement systems TT12, TT15 and TT18K extend the bass transmission range of our TS-series speakers by more than one octave. Depending on the case of application and the required maximum level three different version are offered. Beginning with compact 12 and 15-inch bass reflex systems to the high power subwoofer with 18-inch long throw driver and cardioid technology harmonise technically and optically with our mid top cabinets from the TS-series. These systems feature high dynamics and low distortion.

Besides the technical advantages of the subwoofers from ME Geithain all equipment share a robust cabinet from ply hardwood, impact-resistant coating on polyurethane base, pocket handles and a top hat fitting for the attachment of an adjustable pole. The front is secured against damages optically neutral with a perforated steel grille fronted by acoustic foam.
cabinet type
    TT12
    TT15
    TT18K

vented cabinet
vented cabinet
cardioid directivity
maximum SPL
    TT12
    TT15
    TT18K

124 dB peak / r = 1 m (3.3 ft)
127 dB peak / r = 1 m (3.3 ft)
130 dB peak / r = 1 m (3.3 ft)
frequency response
40 Hz ... 180 Hz -6 dB with controller
sensitivity messured at 1 W
    TT12
    TT15
    TT18K

91 dB / r = 1 m (3.3 ft)
94 dB / r = 1 m (3.3 ft)
97 dB / r = 1 m (3.3 ft)
maximal input power
    TT12
    TT15
    TT18K

1600 watt
1600 watt
2000 watt
nominal input power
    TT12
    TT15
    TT18K

800 watt
800 watt
1000 watt
nominal impedance
8 ohm
input connector
2x Speakon NL4 (parallel)
transducers
    TT12
    TT15
    TT18K

12" cone
15" cone
18" cone
mechanical dimensions (w x h x d)
    TT12
    TT15
    TT18K

470 x 470 x 510 (18.50 x 18.50 x 20.08 inch)
550 x 550 x 600 (21.65 x 21.65 x 23.62 inch)
660 x 660 x 590 (25.98 x 25.98 x 23.23 inch)
weight
    TT12
    TT15
    TT18K

32 kg (70.4 lbs)
37 kg (81.4 lbs)
47 kg (103.4 lbs)
design of the cabinet
lumber-core plywood with scratch proof structure coating
black RAL9005 / other colors optional
integrated connector plate for speaker stands with M20 thread
TT... Diagramme 
 
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