subwoofer TUBA


TUBA is a self powered subwoofer with a 15”woofer / 4″ voice coil. The box is made of 18mm high density birch plywood and the loading is a 3 meters TAPPED HORN with controlled pressure.  
This type of loading allows to have a very low emission on the back, to have a detailed sound and to cover bigger areas than the classic bass reflex subs do.  The power amp is designed and made in Italy. It features PFC dual-stage power supply with a supplement of power. It also features 2 x boost board, which improves the transient response and sound pressure in general. 
The DSP mounts a high performance processor and converters with samples of 32bit / 768 khz. This amps are CLASS D HI FI GRADE and the boards are gold plated on all layers. 

  • TYPE: Tapped Horn Loaded Self Powered
  • LOUDSPEAKER: 1 woofer 15″ voice coil 4″ 8Ω
  • POWER SUPPLY: 2 x PFC 110/230V, 50/60HZ , 300W (900W peak) + Power Boost Board
  • PROCESSING: Full Digital Management in floating point
  • ADC: 32Bit, 768Khz, Dynamic Range 123db
  • DAC: 32Bit, 768Khz, Dynamic Range 120db
  • AMPLIFIERS: Class D 2800W (1400W SUB, 2x700W OUT TOP), THD < 0.05%
  • SENSITIVITY: 98 db 1W 1m
  • DISPERSION: Cardioid 180°
  • INPUT: 1 Powercon 110/230 V AC, 1 Digital Audio AES/EBU, 1 Balanced Analog Audio, 1 EPA Interface
  • OUTPUT: 1 Powercon Link, 1 Digital Audio AES/EBU Link, 2 Speakon for TOP, 1 balanced Analog Audio Link
  • BOX: Built in High Density Birch Plywood, Polyurea Black Paint
  • SIZE: 615 x 840 x 1070 mm / 24.21 x 33.07 x 42.12 Inch (W, D, H)
  • WEIGHT: 79 Kg / 174 Lbs
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