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Petite annonce Instruments et matériels audio

Vend Boomer DL15ST 15''

250 € France Ile-de-France
Vente à distance ou remise en main propre
Vend 4 Boomer DL15ST 15''
250€ pièces
Remembrané

Specifications:
Usable Axial Frequency Response in Typical Enclosure (4.0 ft3 tuned to 40 Hz), Swept One-Third-Octave Pink Noise, 4 Volts at 10 Feet, Anechoic Environment, Normalized for 1 Watt/1 Meter : ..... 45-3,000 Hz
Power Handling Per ANSI/EIA RS-426-A 1980: ...................... 400 watts Per AES2-1984/ANSI S4.26-1984,
50-500 Hz: ........................................................................... 400 watts
100-1,000 Hz: ...................................................................... 500 watts
Sensitivity (SPL at 1 m, 1 watt input power, nominal impedance),
200-3,000-Hz Average: ........................................................... 101 dB
100-800-Hz Average: ................................................................ 98 dB
Impedance Response:
Minimum (Zmin): ................................................. 6.5 ohms at 230 Hz
Nominal: .................................................................................. 8 ohms
Distortion Response (on axis in standard baffle, 10% rated input power:
Second Harmonic:
100 Hz: ........................................................................ -21 dB (8.9 %)
1,000 Hz: ..................................................................... -38 dB (1.3 %)
Third Harmonic:
100 Hz: ........................................................................ -31 dB (2.8 %)
1,000 Hz: ..................................................................... -40 dB (1.0 %)
Beamwidth (angle included by 6-dB-down points on polar responses for octave bands of pink noise):
500 Hz: .......................................................................................... 80° 1,000 Hz: ....................................................................................... 80° 2,000 Hz: ....................................................................................... 60°
Physical Constants,
Effective Piston Diameter: ................................... 330.0 mm (10.5 in.) Moving Mass (MMo): .............................................. 0.062 kg (0.137 lb) Voice-Coil Winding Depth: ....................................... 15.2 mm (0.6 in.) Voice-Coil Diameter: ............................................... 63.5 mm (2.5 in.) Voice-Coil Winding Length: ........................................ 18.1 m (59.4 ft) Top Plate Thickness at Voice Coil: ........................ 10.9 mm (0.43 in.) BL Factor: .................................................................... 20 tesla meter
Thiele-Small Parameters (broken in),
fS : .............................................................................................. 42 Hz VAS: ......................................................................... 195 liters (6.89 ft3) QES: ............................................................................................... 0.30 OMS: ............................................................................................... 4.55 QTS: ...............................................................................................0.28 RE: ......................................................................................... 6.0 ohms η0: ............................................................................................. 4.63%
SD: ........................................................................... 0.086m2 (132 in.2) MMD: ...................................................................... 0.062 kg (0.137 lb) LE : ............................................................................................ 1.6mH CMS: ................................................................................... .0.19 mm/N RMS: ................................................................. 4.43 mechanical ohms PE(max) (per ANSI/EIA RS-426-A 1980): ........................... 400 watts
1: ........................................................................ 4.1 mm (0.16 in.) MAX
X
X
VD (SD x XMAX): .................................................... 3.35 liters (0.012 ft3)
lim
2: ....................................................................... 12.7 mm (0.50 in.)
Typical Vented Enclosures:
4.0 ft3 tuned to 40 Hz or 6.0 ft3 tuned to 35 Hz
Additional Descriptive Information,
Magnet Weight: ............................................................ 2.2 kg (4.9 lb) Magnet Material: ............................................................ Barium ferrite Frame: ........................................................................ Cast aluminum Frame Finish: ..................................................... Textured black epoxy Plating of Steel Parts: .............................................. Bright Cadmium Voice-Coil Material: ............................................................ Aluminum Voice-Coil Insulation: ...................................... Polyimide 220°C rating Voice-Coil Form: .................................................................. Polyimide Back Cover: ............................. Black, advanced synthetic elastomer
Net Weight: ........................................................................ 8.6 kg (19.0 lb) Optional Accessories:
SMH-1 mounting hardware kit
1. Xmax is the one-way peak excursion which produces 10% THD of
the current waveform when driven at fs.
2. Displacement limit is the one-way peak excursion which, when
exceeded, will cause physical damage to the drive mechanism
Options / Particularités

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