PLM+ 20K44 SP Power Amp 4X5000W SpeakON Out /DSP +Dante 2U

Product Features

• 20,000 Watt amplifier with 4 flexible output channels and up to 5,900 Watts channel output for touring applications
• Lake digital signal processing for unparalleled loudspeaker management and system control
• Integrated 8x8 channels of dual redundant Dante* digital audio networking with AES67 support
• 4 x 4,400 Watts into 2 Ohms, 4 x 5,000 Watts into 2.67 Ohms, 4 x 4,400 Watts into 4 Ohms, 4 x 2,300 Watts into 8 Ohms, 4 x 1,150 Watts into 16 Ohms, 4 x 3,300 Watts into Hi-Z 70 V, 4 x 4700 Watts into Hi-Z 100 V
• Proven and reliable Class-TD output stage with proprietary Intercooler high-efficiency cooling system
• Rational Power Management (RPM) provides total flexibility to allocate available power across all 4 output channels
• Best-in-class Power Factor Correction (PFC) with Current Draw Modelling reduces running costs and minimizes environmental impact
• Under-Voltage Limiting (UVL) for continued operation during severe mains supply voltage drops
• Dedicated on-board surveillance and load monitoring for complete peace of mind
• Redundant audio inputs and on-board system surveillance for full system security
• Backlit, white-on-black front panel display and menu navigation buttons
• 100 user presets for simple and efficient system configuration and set-up
• 3 front-to-rear airflow fans with temperature control for optimal speed and reduced noise
• 4 "Lake Class" analog input channels with Iso-Float ground isolation
• 4 input channels of AES/EBU (AES3) digital audio supporting all standard sample rates up to 192 kHz with 24-bit resolution
• 2 Neutrik etherCON* RJ-45 ports provide dual redundant Dante interfaces and remote configuration via Lake Controller and Dante Controller software
• Balanced analog and AES/EBU audio inputs on Neutrik* XLR connectors
• 1 NLT8 and 2 NLT4 Neutrik speakON* output connectors
• Detachable Neutrik powerCON* cable rated at 250 V / 32 A
• Removable dust filter grilles for increased air circulation
• Rugged 2U rackmount chassis for durability in touring applications

Product Specifications

General

• Processing / Network:  Lake / Dante
• Number of amplifier channels:  4
• Total burst power all channels (share among channels with RPM):  20000 W
• Approvals:  CE, ANSI / UL 60065 (ETL), CSA C22.2 NO. 60065, FCC, PSE, RCM, BIS India

Max output power (all channels driven)1

• 2 ohms:  4400 W
• 2.67 ohms:  5000 W
• 4 ohms:  4400 W
• 8 ohms:  2300 W
• 16 ohms:  1150 W
• Hi-Z 70 V:  3300 W
• Hi-Z 100 V:  4700 W

Max output power single channel1

• 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
• 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 %
• Dynamic range:  > 114 dB
• Channel separation (Crosstalk) at 1 kHz:  > 70 dB
• 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
• Measurement & Analysis
• Pilot tone generation and analysis:  Yes
• Load impedance analysis:  Yes
• Real Time Analyzer (RTA), 3rd party integration:  Yes

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
• Device presets
• Local memory locations for the settings of the product:  100

AES Inputs

• Inputs:  4 AES inputs
• 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
• Input impedance balanced / unbalanced:  20 / 10 kOhm
• THD+N (typical at 1 kHz unweighted):  0.0000022
• THD+N (typical at 20 Hz and 20 kHz unweighted):  0.0000033

Limiters

• Adjustable Inter-Sample Voltage Peak Limiter (ISVPL):  17.8 - 194 V, step size 0.1 V
• Current Peak Limiter < 300 ms:  67 A peak
• Current Average Limiter (CAL) > 300 ms:  33 Arms
• MaxRMS (rms voltage limiter):  Yes
• MaxPeak (peak voltage limiter):  Yes

Gain

• Amplifier gain:  22 - 44 dB, step size 0.1 dB
• Output attenuator:  -Inf to 0 dB, step size 0.25 dB

Back panel Interface

• Analog, 2-channel I/O (input + link):  4 x 3-pin XLR, electronically balanced
• AES / EBU / I/O (input + link):  2 x 3-pin XLR
• Output connectors:  Neutrik speakON (1 x NLT8, 2 x NLT4) or 4 Binding Posts (pairs)
• Auto 10/100, Auto Uplink:  2 x RJ45 etherCON
• Control and monitoring interface:  Via Ethernet for Lake Controller software, or DLM (the 3rd party protocol)
• Detachable mains cord:  Neutrik PowerCon rated at 250V/32A
• Cooling:  Three fans, front-rear airflow, temperature controlled speed

Front-panel user interface

• Display:  2.5 inch, black / white, daylight readable LCD
• Fault/Warning/Limit/Clip indicators:  RGB LEDs and detailed fault description on display
• Mute and soft function buttons:  8 provided
• Standby Power button:  On/Standby
• Mute Enable button:  Enables muting of outputs and inputs via soft-button keypad
• Meter button:  Toggles through meter views
• Menu button:  Provides a menu driven interface for full function front panel control
• Rotary Encoder:  Yes
• Exit Button:  Provides a “back” function

Mains Power

• Nominal voltage:  100 - 240 Volt AC 45 - 66 Hz
• Operating voltage:  70-265 V AC
• Mains wall plug:  NEMA L5-30 "Twist lock" 125 V / 30 A, and CEE 7/7 "Schuko" 230 V / 16 A

Power supply features

• Soft start / Inrush power:  Yes/ Max 8 Ampere
• Power Factor Correction (PFC):  0.98
• Regulated switch mode power supply (R.SMPS):  Yes
• Breaker Emulation Limiter (BEL):  Configurable current threshold and breaker profile
• BEL max current threshold:  32 A
• Power Average Limiter (PAL):  Yes
• Under Voltage Limiter (UVL):  Yes
• Mains undervoltage and overvoltage protection and mains glitch tolerance:  Yes

Physical & 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: 498 mm (19.6")
• Weight:  17 kg (37 lbs)
• Finish:  Black painted steel chassis with black painted steel / aluminium front