Technical Specifications; Audio Input Connectors; Protection Circuits; Controls And Indicators - D&B D80 Manual

2. Technical specifications

Audio data (linear setting with subsonic filter)
Maximum output power per channel (THD + N < 0.5%, all channels
driven)
CF = 6 dB @ 4/8 ohms
CF = 12 dB @ 4/8 ohms
Maximum output voltage
Frequency response (—1 dB)
THD+N 20 Hz – 20 kHz, 600 W @ 4 ohms)
S/N ratio (unweighted, RMS)
Analog input
Digital input
Damping factor (20 Hz – 200 Hz into 4 ohms)
Crosstalk (20 Hz – 20 kHz)
Gain (Linear mode @ 0 dB)

Protection circuits

Mains inrush current limiter
Ground fault protection
Output current limitation/protection
Output DC offset protection
Output HF Voltage Limiter
Output pop-noise suppression
Mains Current Limitation (MCL)
Overvoltage protection
Self-resetting overtemperature protection
Power supply
Autosensing switched mode power supply with active power factor
correction (PFC)
Mains connector
Rated mains voltage
Mains fuse
Power consumption (typical values)
Standby
Idle
Max. power consumption (short term RMS)
8
4 x 2600/2000 W
4 x 4000/2000 W
180 V
35 Hz – 20 kHz
< 0.5%
> 110 dBr
> 114 dBr
> 100
< –70 dBr
31 dB
13 A @ 230 V A C
RMS
22 A @ 120 V A C
R MS
27 A @ 100 V A C
R MS
65 A / 75 A
10 V
60 V @ 10 kHz
95 to 50 % of 16 / 30 A
Up to 400 V A C
powerCON-HC
208 to 240 V, 50 – 60 Hz
high range
100 to 127 V, 50 – 60 Hz
low range
internal
9 W
180 W
7000 W

Audio input connectors

INPUT analog (A1 - A4)
Pin assignment
Input impedance
Common mode rejection (CMRR @ 100 Hz/10 kHz)
Maximum input level (balanced/unbalanced)
LINK analog (A1 - A4)
Pin assignment
INPUT digital (D1/2, D3/4)
Pin assignment 1 = GND, 2 = AES Signal, 3 = AES Signal
Input impedance
Sampling
Synchronization Word-Sync: PLL-locked to source (slave mode)
LINK digital (Output)
analog signal buffering (refresh), power fail relay (Bypass)
Output connectors
SPEAKER OUTPUTS A/B/C/D
4 CHANNEL OUTPUT
Network connectors
CAN
ETHERNET
Dual Ethernet port with built-in 2-port Ethernet switch

Controls and indicators

POWER
SCROLL/EDIT
Display TFT color touch screen, 3.5" / 320 x 240 Pixel
3 pin XLR female
1 = GND, 2 = pos., 3 = neg.
38 kOhms, electronically balanced
> 70 / 50 dB
+25 / 17 dBu
+27 dBu @ 0 dBFS
3 pin XLR male
1 = GND, 2 = pos., 3 = neg.
parallel to input
3 pin XLR female, AES 3
110 ohms, transformer balanced
48 / 96 kHz / 2 Ch/n
3 pin XLR male
electronically balanced
4 x NL4
optional: 4 x EP5
1 x NL8
2 x RJ 45 parallel
2 x etherCON
10/100 Mbit
Mains power switch
Digital rotary encoder
d&b D80 Manual 1.8 en
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