Lab.gruppen PLM 20K44 - Manual (Page 26)

15. Technical Specifications
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PLM+ SERIES Quick Start Guide rev 1.0.0
15. Technical Specifications
PLM 12K44 PLM 20K44
General
Processing / Network
Lake / Dante Lake / Dante
Numbers of amplifier channels 4 4
Total burst power all channels (share among channels with RPM) 12000 W 20000 W
Max. Output Power (all ch.’s driven) 1)
2 ohms 3000 W 4400 W
2.67 ohms 3000 W 5000 W
4 ohms 3000 W 4400 W
8 ohms 1900 W 2300 W
16 ohms 950 W 1150 W
Hi-Z 70 V 3000 W 3300 W
Hi-Z 100 V 3000 W 4700 W
Max output power single channel 1)
2 ohms 4400 W 4400 W
2.67 ohms 5900 W 5900 W
4 ohms 4600 W 4600 W
8 ohms 2300 W 2300 W
16 ohms 1150 W 1150 W
Hi-Z 70 V 3300 W 3300 W
Hi-Z 100 V 4700 W 4700 W
Amplifier output modules (all models, all channels)
Peak output voltage
194 V 194 V
Max output current 67 A 67 A
Rational Power Management (RPM) Any channel has potential to deliver the max single
channel output power
Any channel has potential to deliver the max single
channel output power
Default voltage limitation (can be lifted with RPM configuration) 175 V 194 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
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 % < 0.05 %
THD + N at 1 kHz and 1 dB below clipping < 0.04 % < 0.04 %
Dynamic range > 114 dB > 114 dB
Channel separation (Crosstalk) at 1 kHz > 70 dB > 70 dB
Frequency response (1 W into 8 ohm, 20 Hz - 20 kHz) +/- 0.05 dB +/- 0.05 dB
Internal sample rate / Data path 96 kHz / 32 bit floating point 96 kHz / 32 bit floating point
Product propagation delay AES 96 kHz / analog input 1.61 / 1.68 ms 1.61 / 1.68 ms
Lake processing
Loudspeaker processing
Up to 4 modules of Classic/linear-phase/FIR cross-
over, EQ, delay, LimiterMax™ - peak and RMS limiters
Up to 4 modules of Classic/linear-phase/FIR cross-
over, EQ, delay, LimiterMax™ - peak and RMS limiters
System tuning Group control with Raised Cosine™ MESA EG™
asymmetric filters
Group control with Raised Cosine™ MESA EG™
asymmetric filters
Input redundancy / Matrix Automatic 4 level input redundancy / 4 input mixers Automatic 4 level input redundancy / 4 input mixers
System integration Comprehensive 3rd party protocol over UDP Ethernet Comprehensive 3rd party protocol over UDP Ethernet
Measurement & Analysis
Pilot tone generation and analysis
Yes Yes
Load impedance analysis Yes Yes
Real Time Analyzer (RTA), 3rd party integration Yes Yes
Dante Audio Network
Dante I/O
8 x 8 8 x 8
Network topology / redundancy Flexible topology / Supports Dual redundant networks Flexible topology / Supports Dual redundant networks
Sample rates / transport 48, 96 kHz / Uni + Multicast 48, 96 kHz / Uni + Multicast
Network latency 0.25, 0.5, 1.0, 2.0, 5.0 ms 0.25, 0.5, 1.0, 2.0, 5.0 ms
Device Presets
Local memory locations for the settings of the product
100 100
AES Inputs
Inputs
4 AES inputs 4 AES inputs
Supported sample rates/ resolution 44.1, 48, 88.2, 96, 176.4, 192 kHz / up to 24 bits 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 % 0.00003 %
Analog Inputs
Inputs
4 high quality inputs with Iso-Float™ ground isolation 4 high quality inputs with Iso-Float™ ground isolation
Maximum input / digital reference + 26 dBu / + 21 dBu + 26 dBu / + 21 dBu
Sampling rate / resolution 96 kHz / 24 bit 96 kHz / 24 bit
Input impedance balanced / unbalanced 20 k / 10 k ohm 20 k / 10 k ohm
THD + N (typical at 1 kHz unweighted) 0.00022 % 0.00022 %
THD + N (typical at 20 Hz and 20 kHz unweighted) 0.00033 % 0.00033 %
Limiters
Adjustable Inter-Sample Voltage Peak Limiter (ISVPL)
17.8 - 194 V, step size 0.1 V 17.8 - 194 V, step size 0.1 V
Current Peak Limiter < 300 ms 67 A peak 67 A peak
Current Average Limiter (CAL) > 300 ms 33 Arm 33 Arm
LimiterMax (rms and peak limiters)
MaxRMS (rms voltage limiter)
MaxPeak (peak voltage limiter)
Yes
Yes
Yes
Yes