Neumann KH 870 G – Studio subwoofer per sistemi 7.1
Acoustics
- -3 dB free field frequency response 18 – 300 Hz, ± 3 dB
- Pass band free field frequency response 19 – 300 Hz, ± 2 dB
- Self-generated noise level at 10 cm < 20 dB(A)
- Total harmonic distortion < 0.5 % at 95 dB SPL at 1 m > 40 Hz
- Max. SPL In half space at 3% THD 116.7 dB SPL
- Max. SPL with pink noise in half space at 1 m 118 dB SPL
- Averaged between 40 and 90 Hz
Electronics
- Amplifier, cont. (peak) output power (THD < 0,1 %) 320 W (400 W)
- Controller design Analog, active
- Main channel crossover frequency 80 Hz
- Crossover slope 24 dB/oct
- Equalization – Low cut 30 Hz, 0 … -12 dB
- Parametric Equalizer Bypassable
- Parametric Equalizer – Gain +4 … -12 dB
- Parametric Equalizer – Frequency 20 … 120 Hz
- Parametric Equalizer – Q 1 … 8
- Time of Flight adjustment delay 0 … 4.69 ms @ 80 Hz (4-step 0, 45, 90, 135), – 180° Switch
- Volume Control Hardware remote or RS-232
- Calibration Tools Internal signal generator
- Protection circuitry Peak and Thermo Limiters
- Infrasonic filter frequency; slope 6.5 Hz; 12 dB/oct.
- Remote control On a CAT-5
Analog Inputs and Outputs
- Input/Output channels 7.1 / 7+Sum
- Impedanz electrically balanced XLR, 13 kO
- Input sensitivity -8 and +6 dBu
- Max. input level +19 dBu (6.9 Vrms) / per channel
- CMRR > 60 dB @ 15 kHz
- Interchannel isolation (1 kHz), level matching -95 dB, ±0.1 dB
- Volume control range, resolution 118 dB, 0.25 dB
- Dynamic range, THD+N 119 dB(A), <0. 001% (-100 dB)
- LFE Modes 80+re-routing, 80, 120, wide
- LFE Gain 0 / +10 dB
- Gain Control +2 … -12 dB
- Displays and indicators: power on Red LED
- limit/clip Red LED “Flashing”
- bass management active Green LED
- Mains power 220 – 240 / 100 – 120 V AC (switchable)
- Power consumption – Idle 25 W
- Power consumption – Full output 550 W
Mechanics
- Cabinet surface finish Painted
- Color: standard
- Anthracite (RAL 7021)
- Baffle cover Included metal grille
- Drivers Magnetically shielded
- Woofer 2 x 265 mm (10″)
- Product dimensions
- (height x width x depth), mm (inches)
- 735 x 330 x 645 mm, (28.9″ x 13″ x 25.4″)
- Packed dimensions
- (height x width x depth), mm (inches) 860 x 470 x 770 mm, (33 7/8″ x 18 1/2″ x 30 3/8″)
- Internal net volume 86 l
- External volume 156 l
- Weight 47,1 kg (103.6 lbs)