תיאור
מגבר Lab Gruppen PLM 20K44 SP כולל 4 ערוצים בהספק של עד 5000W לערוץ. עם אפשרות עבודה ב- 2 / 4 / 8 / 16 אוהם או שנאי קו 100V/70V. עם פרוססור של Lake
נתונים טכניים
General
Processing / Network | Lake / Dante |
Number of amplifier channels | 4 |
Total burst power all channels (share among channels with RPM) | 20000 W |
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) | 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 |
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 |
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 |
לאתר העולמי של החברה – לחץ כאן
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