Model D Series 120:4L
General
Processing / Network Lake / Dante
Number of amplifier channels 4
Total burst power all channels (share among channels with RPM) 12000 W
Max output power (all channels driven)1
2 ohms 3000 W
2.67 ohms 3000 W
4 ohms 3000 W
8 ohms 1900 W
16 ohms 950 W
Hi-Z 70 V 3000 W
Hi-Z 100 V 3000 W
Max output power single channel (all models)1
2 ohms 4400 W
2.67 ohms 5900 W
4 ohms 4600 W
8 ohms 2300 W
16 ohms 1150 W
Hi-Z 70 V 3300 W
Hi-Z 100 V 4700 W
Amplifier output modules (all models, all channels)
Peak output voltage 194 V
Max. output current 67 A
Rational Power Management (RPM) Regardless of model, any channel has potential to deliver the max single channel output power (1 channel on D 80:4, 2 channels on D 120:4)
Default voltage limitation (can be lifted with RPM configuration) 175 V
Protection features Current Average Limiter (CAL), Very High Frequency Protection (VHF), Direct Current Protection (DC), Short Circuit Protection, Current-Clip Limiter, Voltage Clip Limiter, Temperature protection
Audio Performance (Amplifier platform with digital input)
THD N 20 Hz – 20 kHz for 1 W < 0.05 %
THD N at 1 kHz and 1 dB below clipping < 0.04 %
Pilot tone generation and analysis Yes
Load impedance analysis Yes
Frequency response (1 W into 8 Ohm, 20 Hz – 20 kHz) /- 0.05 dB
Internal Sample Rate / Data path 48 / 96 kHz / 32 bit floating point
Product propagation delay AES 96 kHz / analog input 1.61 / 1.68 ms
Lake processing
Loudspeaker processing Up to 4 modules of Classic/linear-phase/FIR crossover, EQ, delay, LimiterMax™ – peak and RMS limiters
System tuning Group control with Raised Cosine™ MESA EG™ asymmetric filters
Input redundancy / Matrix Automatic 4 level input redundancy / 4 input mixers
System integration Comprehensive 3rd party protocol over UDP Ethernet
Dante Audio Network
Dante I/O 8 x 8
Network topology / redundancy Flexible topology / Supports daisy-chained and Dual redundant networks
Sample Rates / Transport 48, 96 kHz / Uni Multicast
Network latency 0.25, 0.5, 1.0, 2.0, 5.0 ms
AES Inputs
Inputs 2 AES inputs (4 audio channels)
Supported sample rates / resolution 44.1, 48, 88.2, 96, 176.4, 192 kHz / up to 24 bits
Sample rate conversion THD N 20 Hz – 20 kHz unweighted 0.00003 %
Analog Inputs
Inputs 4 high quality inputs with Iso-Float ground isolation
Maximum input / digital reference 26 dBu / 21 dBu
Sampling rate / Resolution 96 kHz / 24 bit
Input impedance balanced / unbalanced 20 / 10 kOhm
THD N (typical at 1 kHz unweighted) 0.00022 %
THD N (typical at 20 Hz and 20 kHz unweighted) 0.00033 %
Back panel Interface
Analog inputs 4 x Terminal block connectors analog input with , – and ground
AES inputs 4 x Terminal block connectors analog input with , – and ground
Output connectors 4 x 2 pole Terminal block connectors rated at 1000 V / 76 A (exceeding amplifier capacity) Can take up to 16 mm2 (6 AWG) cables
Ethernet Ports 2 x EtherCon RJ45 100/1000 Base-T for the Lake Controller, Dante controller and/or DLM (3rd party protocol)
Detachable mains cord Neutrik PowerCon rated at 250V/32A
Front-panel user interface
System status indication 3 x 3 colored LED. FRAME, TEMP, PSU for device status indication
Channel status indication 3 x 3 colored LED per channel. Status indication separated for channel LOAD, AMP, SIGNAL status
Mute Per channel touch button for mute control and bicolored LED for indication
Power Touch button for ON/STANDBY control and bicolored LED for power state indication
Select Touch button and LED for bidirectional Device -Software select functionality
Mains Power
Nominal voltage 100 – 240 Volt AC 50 – 60 Hz
Operating voltage 70 – 265 V AC 45 – 66 Hz
Mains wall plug Selectable on order
CEE 7/7 “Schuko” 230 V / 16 A
NEMA L5-30 “Twistlock” 125 V / 30 A
NEMA 5-15P 125 V / 15 A (D 80:4 only)
NEMA 5-20P 125 V / 20 A (D 120:4 only)
NEMA 6-20P 250 V / 20 A
AS/NZS 3112 230 V / 15 A (Aus/Nz)
BS 546 230 V / 16 A (India)
C-30P 125 V / 30 A (Japan)
Power supply features
Soft start / Inrush power Yes/ Max 8 Ampere
Power factor correction > 0.98 for mains power > 400 W
Regulated switch mode power supply (R.SMPS) Yes
Breaker Emulation Limiter (BEL) Configurable current threshold and breaker profile
BEL max current threshold 25 A
Power Average Limiter (PAL) Yes
Under Voltage Limiter (UVL) Yes
Mains undervoltage and overvoltage protection and mains glitch tolerance Yes
Dimensions
Rack rail to rear panel W: 483 mm (19″), H: 88 mm (2 U), D: 424 mm (16″)
Overall depth front-rear support D: 463 mm
Weight
Weight 15.8 kg (35 lbs)
Finish
Finish Black painted steel chassis with grey painted steel front with detachable grille
Approvals
Approvals CE, ETL(ANSI/UL, CSA), PSE, RCM

NOTES

  • 1. Lab.gruppen burst power (1 kHz, 25 ms burst power @ 150 BPM, 12 dB Crest factor)