Neumann KH 310 D R

Specs
Acoustics
Free field frequency response 34 Hz - 21 kHz, ± 3 dB
Pass band free field frequency response 36 Hz - 20 kHz, ± 2 dB Self-generated noise
(with input gain set to 100 dB for 0 dBu) < 20 dB(A) at 10 cm
Total harmonic distortion < 0.5 % at 95 dB SPL at 1 m > 85 Hz
Max. SPL in full space / calc. in half space at 3% THD at 1m 110.3 / 116.3 dB SPL (averaged between 100 Hz and 6 kHz)
Bass capability: Max. SPL in half space at 3% THD at 1m 104.5 dB SPL
(averaged between 50 Hz and 100 Hz)
Max. short term SPL with IEC-weighted noise (IEC 60268-5) at 1 m, in typical listening conditions 113 dB(C) SPL
Max. short term SPL with music material at 2.3 m, in typical listening conditions (pair) 100 dB(C) SPL (full range) 107 dB(C) SPL (with subwoofer)
Max. long term SPL with pink noise at 2.3 m, in typical listening conditions (single/pair) 93 / 99 dB(C) SPL (full range) 94 / 100 dB(C) SPL (with subwoofer)
Electronics
Bass / Midrange / Treble Class AB amplifiers, cont. (peak) output power* 150 W (210 W) / 70 W (90 W) / 70 W (90 W)
Controller design Analog, active
Crossover frequencies 650 Hz / 2 kHz Crossover slope 24 dB/oct, 4th order
Equalization - Bass 0, −2.5, −5, −7.5 dB
Equalization - Low Mid 0, −1.5, −3, −4.5 dB
Equalization - Treble +1, 0, −1, −2 dB
Protection circuitry Independent thermo limiters for woofer, midrange dome and tweeter. Woofer soft clip and excursion limiters
Infrasonic filter - frequency; slope 15 Hz; 6 dB/oct
Input XLR, analog electronically balanced
Impedance, electrically balanced > 13k Ohms
Input gain control (sensitivity) 0 dB to −15 dB
Output level control 94, 100, 108, 114 dB SPL
CMRR > 56 dB @ 100 - 15 kHz
Max. input level +24 dBu
Displays and indicators - power on Neumann logo “White”
Displays and indicators - limit / clip Neumann logo “Red”
Mains Power Supply, voltage; frequency 100-240 V~; 50/60 Hz
Power consumption - idle 24 W
Power consumption - full output 300 W
Mechanics
Cabinet surface finish, colour Painted wood and polyurethane,
metallic anthracite (RAL 7021).
Aluminum electronics panel, Black.
Baffle cover Optional removable metal grille
Operating conditions +10° C to +40° C (+50° F to +104° F),
<90% RH, non-condensing
Transport/storage condition −25° C to +70° C (−13° F to 158° F),
<90% RH, non-condensing
Drivers Magnetically shielded
Woofer 210 mm (8 1/4")
Midrange 75 mm (3")
Tweeter 25 mm (1")
Mounting points 2 x M8 on side panels, depth from outside of cabinet 25 mm (1”).
Rear panel screws for attaching LH 41 base plate.
Rear panel bracket.
Product dimensions
(height x width x depth), mm (inches) 253 x 383 x 292 mm
(10" x 15 1/8" x 11 1/2")
Net volume, internal / external 16.2 liters / 28.3 liters
Product weight 13.0 kg (28 lbs 11 oz)
Packed dimensions (height x width x depth), mm (inches) 360 x 380 x 590 mm
(14 1/8" x 15" x 23 1/4")
Packed weight and cube 16.8 kg (37 lbs 1 oz), 0.081 m³
Delivery includes 1x KH 310 A
3x Main cables (European, UK and US version
4x Self-adhesive feet
1x Operating manual
1x Supplement "Getting Started Quickly"
Digital Input/Output
Format BNC AES3, S/P-DIF
Impedance BNC, unbalanced 75 Ω (input/output)
Format XLR AES3
Impedance XLR, balanced 110 Ω (input)
Input switching Analog, Digital A, Digital B, Digital A+B (all available with and without delay)
Digital converter: resolution, design 16 ... 24-bit DAC, Δ∑
Digital converter: sampling rate 32 ... 192 kHz
Digital sensitivity -18 dBFS
D-A dynamic range 120 dB
Audio-Video/lip sync and Time-of-Flight delay range 0 ... 409.5 ms
Audio-Video/lip sync max. frames
0 ... 10.2 (40 ms) frames,
0 ... 12.3 (33 ms) frames
Resolution: time/distance 0.1 ms / 3.4 cm ( 1 3/8")
Latency D-A (A-D-A) 0.22 - 1.85 ms (0.54 ms)