LabGruppen D Series 80:4L Amplifier

LabGruppen D Series 80:4L Amplifier

D 80:4L Combines 8000 W of Flexible Power with the Latest Lake DSP, DANTE Digital Audio Networking and Advanced System Integrity Monitoring.

The D 80:4L is based on the same foundation of robust, high-power amplifier technologies as our renowned PLM Series – an amplifier platform with a proven record of reliability and sonic performance on the world’s most grueling concert tours and in high-profile, large-scale installations.

Specifications :

• General :
  • Processing / Network : Lake / Dante
  • Number of amplifier channels : 4
  • Total burst power all channels (share among channels with RPM) : 8000 W
• Max output power (all channels driven) :
  • 2 ohms : 2000 W
  • 2.67 ohms : 2000 W
  • 4 ohms : 2000 W
  • 8 ohms : 1500 W
  • 16 ohms : 750 W
  • Hi-Z 70 V : 2000 W
  • Hi-Z 100 V : 2000 W
• Max output power single channel (all models)
  • 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) : 155 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
• Amplifier platform :
  • Inter Sample Voltage Peak Limiter (ISVPL) : Configurable Peak voltage threshold and profile
  • 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 : 0.0000003
• 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
  • THD+N (typical at 1 kHz unweighted) : 0.0000022
  • THD+N (typical at 20 Hz and 20 kHz unweighted) : 0.0000033
• 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 RJ45 100/1000 Base-T for the Lake Controller, Dante controller and/or DLM (3rd party protocol)
  • Detachable mains cord : Industry-standard twist-lock power connector 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
• 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 : 15 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 : 14.5 kg (32 lbs)
• Finish : Black painted steel chassis with grey painted steel front with detachable grille