D&b Audiotechnik D12 Hardware Manual - page 24
7. Technical specifications
Displays
ISP A/B....................................................................Input Signal Present indicator (green)
GR A/B...........................................................................Gain Reduction indicator (yellow)
OVL A/B.............................................................................Overload/Error indicator (red)
MUTE A/B........................................................................Mute/Standby indicator (green)
Liquid Crystal Display (LCD).....................................Graphic display / 120 x 32 Pixel
Controls
POWER.....................................................................................................Main power switch
MUTE A/B............................................................................................Mute/Standby switch
LEVEL/PUSH MENU..........Digital rotary encoder; access to all functions (Channel
A/B) including:
Level control............................................................................................– 57.5 dB ... +6 dB
with 0.5 dB detents
Filter configurations...................................................................................................................
..........................Up to three loudspeaker specific filter circuits (e.g. CUT/HFA/HFC)
Equalizer................................................Optional 4-band parametric equalizer/Notch
Delay setting..................................................................................................0.3 - 340 msec.
with 0.1 msec. detents
System setups............................All current d&b loudspeakers/linear (MAX/MAX12)
Channel coupling..................common access to Delay, Equalizer, Delay+Equalizer
Protection...................................................Operator input inhibit/password protection
Remote control.....................................................................................................dbCAN/RIB
Device name....................................................................................15 alphanumeric digits
Display illumination.....................................................................Off/On/Timeout 10 sec.
Frequency generator..................................Pink Noise or Sine wave, 10 Hz - 20 kHz
with 1 Hz detents
........................................................................................................Level: – 57.5 dB ... +6 dB
with 0.5 dB detents
Buzzer............................................................................Audible signal for error messages
Connectors
INPUT ANALOG CH A / CH B..............................................................3 pin XLR female
pin assignment: 1 = GND, 2 = pos. Signal, 3 = neg. Signal
Input impedance.........................................................44 kOhm, electronically balanced
Common mode rejection (CMRR, 20 Hz – 20 kHz).........................................> 63 dB
Maximum input level................................................................................................+25 dBu
LINK ANALOG CH A / CH B....................................................................3 pin XLR male
pin assignment: 1 = GND, 2 = pos. Signal, 3 = neg. Signal
parallel to INPUT
INPUT DIGITAL AES/EBU..........................................................3 pin XLR female, AES 3
pin assignment: 1 = GND, 2 = Signal, 3 = Signal
Input impedance..........................................................110 ohms, transformer balanced
Sampling....................................................................................48 kHz / 96 kHz / 2 Ch/n
Synchronization.................................Word-Sync: PLL-locked to source (slave mode)
LINK DIGITAL (Output).................................................................................3 pin XLR male
electronically balanced
analog signal buffering (refresh)
Power Fail Relay (Bypass)
OUT A/B......................................................................................................EP5 / NL4 / NL8
dependent on the loudspeaker input version or type
REMOTE......................................................................................................2 x RJ 45 parallel
SERVICE.........................................................................................................D-SUB-9 female
D12 Amplifier, Hardware manual
(4.4 EN)
Page 24 of 28