d&b audiotechnik 40D User Manual

Technical specifications
Operating conditions
Operating temperature (*continuous/**short-term)
–10 °C ... +40*/+50** °C (+14 °F ... +104*/+122** °F)
Storage temperature –20 °C ... +70 °C (–4 °F ... +158 °F)
Humidity (rel.), non-condensating < 70 %
Power supply
Switched mode power supply with automatic mains range selection and
active Power Factor Correction (PFC).
Mains connector
powerCON
®
TRUE 1 TOP
Rated mains voltage (High range) 208 - 240 V, 50 - 60 Hz
Rated mains current (High range) 13 A
Rated mains voltage (Low range) 100 - 127 V, 50 - 60 Hz
Rated mains current (Low range) 20 A
Protection circuits
Mains and power supply: Overvoltage and undervoltage,
inrush current limiter, internal fuse.
Output: Overcurrent, DC offset, HF voltage limiter, pop-noise
suppression.
Cooling: Temperature-dependent fan, self-resetting
overtemperature protection.
Power consumption (typical values)
Standby
13 W
Idling 130 W
Peak output 2900 W
Audio power outputs*
SPEAKER OUTPUTS A/B/C/D
2 x 4-pin Phoenix Euroblock female
Maximum output voltage/current 180 V
peak
/35 A
peak
Output power rating EIA-426B noise CF 12 dB 4 x 2000 W/8 Ω
4 x 2400 W/4 Ω
Sine wave 1 kHz, long term, +40 °C (+104 °F) 4 x 250 W/4 Ω
Frequency response (–1 dB, Linear mode) 35 Hz – 25 kHz
Gain (Linear mode @ 0 dB) 31 dB
Output noise/Dynamic range
Output noise (BW 20 kHz)/dynamic range (BW 20 kHz, reference
180 V
pk
)
Analog input 350 µV
RMS
/111 dB
Analog input, A-weighting 250 µV
RMS
/114 dB
Digital input 200 µV
RMS
/116 dB
Digital input, A-weighting 150 µV
RMS
/119 dB
THD+N / Crosstalk
THD+N (unweighted, 20 – 20 kHz)
4 x 250 W/8 ohms < –86 dB/0.005 %
4 x 250 W/4 ohms < –83 dB/0.007 %
Crosstalk (20 – 20 kHz) < –70 dBr
4 x 250 W into 8/4 Ω
Analog inputs and outputs
INPUT A1 - A4 3-pin Phoenix Euroblock male
Pin assignment ( ) GND, neg., pos.
Input impedance 32 kΩ, electronically balanced
CMRR @ 100 Hz/1 kHz / 10 kHz >80/>80/>70 dB
Maximum input level (balanced/unbalanced) +25/+18 dBu
+27.3 dBu @ 0 dBFS
Digital inputs and outputs
INPUT - D1/2, D3/4) 3-pin Phoenix Euroblock male, AES3
Pin assignment ( ) GND, AES Signal, AES Signal
Input impedance 110 Ω, transformer balanced
Sampling frequency 44.1 | 48 | 96 | 192 kHz
Word length 16 - 24 bit
LINK - D1/2, D3/4 3-pin Phoenix Euroblock male
Pin assignment ( ) GND, AES Signal, AES Signal
electronically balanced
Output modes Mains on: analog signal buffering (refresh)
Mains off/power fail: bypass relay
ETHERNET 1 (PRI)/ETHERNET 2 (SEC)
Connector type
2 x RJ 45
ETHERNET 1 (PRI) Remote control via R1, Star topology
ETHERNET 2 (SEC) Currently disabled
IP settings (factory default)
IP address/Subnet mask
192.168.1.40/255.255.255.0
GPI/GPO/FAULT
External power supply
24 V DC ±25% (18 – 30 V DC)/150 W
GPI 8 x Opto-coupled (galvanic isolation)
High-level 18 ... 30 V DC
Low-level 0 ... 9 V DC
Serial resistance 5.4 kOhms
Forward voltage drop (U
f (max.)
)
3.7 V
Input current draw per pin @ 9/18/24/30 V DC
1.5/2.6/3.7/4.8 mA
Connector type 1 x 9-pin Phoenix Euroblock male
Pin assignment ( ) GND, GPIs 1 – 8
GPO 4 x Low-Side-Switch-Relay
High-state Closed (connected to common GPO GND)
Low-state Open (high resistive)
Max. current draw 1 A/Total: 4 A
Connector type 1 x 5-pin Phoenix Euroblock male
Pin assignment ( ) GND, GPOs 1 – 4
FAULT NO - Normally Open | NC - Normally Closed
1 x 3-pin Phoenix Euroblock male
3 Technical specifications
d&b 40D Reference manual 1.3 en 7

d&b audiotechnik 40D Specifications

General

Brand	d&b audiotechnik
Model	40D
Category	Amplifier
Language	English