The PLM 20K44 Combines a 4-In, 4-Out Configuration With Industry-Standard Dante Networking, Setting The Benchmark For Powered Loudspeaker Management System. The PLM 20K44 is the natural successor of the proven, road tested, and trusted Lab Gruppen touring foundation exemplified by the iconic PLM 20000Q. Now offering an extended 4-in, 4-out configuration together with twice the processing power via the latest version 6.3 Lake Controller release, plus industry-standard Dante® networking, the PLM 20K44 sets the benchmark for Powered Loudspeaker Management Systems.
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 8×8 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
Specifications
es 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 |
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
| Weight | 17 kg (37 lbs) |
Finish
| Finish | Steel painted steel chassis with black painted steel / aluminum front |
Approvals
| Approvals | CE, ANSI / UL 60065 (ETL), CSA C22.2 NO. 60065, FCC, PSE, RCM, BIS India |
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