QSC PL-340 POWER AMPLIFIER 2x1250W RMS @4Ω, 2x2000W RMS @2Ω

Power Rating

Stereo Mode:
8Ω EIA 1 kHz 1% THD - 800W
4Ω EIA 1 kHz 1% THD - 1250W
2Ω EIA 1 kHz 1% THD - 2000W


Bridged Mono:
8Ω EIA 1 kHz 1% THD - 2600W
4Ω EIA 1 kHz 1% THD - 4000W

Damping Factor     Not Specified By Manufacturer
Input Sensitivity     26dB Setting - 3.92V
32dB Setting - 1.96V
Input Impedance     > 10kΩ balanced, or unbalanced
Gain     36.4dB
Frequency Response     20Hz to 20kHz, +/- 0.2dB
Signal-to-Noise Ratio     -105dB
Total Harmonic Distortion (THD)     0.02% @ 2Ω
0.005-0.01% @ 4Ω
0.002-0.01% @ 8Ω
Input Connections     Input: XLR Male, XLR Female and 3-pin detachable terminal blocks (1 each per channel)
DataPort: HD-15, input signal in parallel with XLR input connectors
Output Connectors     Output: Neutrik Speakon (ch 1 wired to both channels) and 5-way binding posts
Controls Front Panel     AC Power Switch
Gain Controls, 21 detents, 1 dB steps (each channel)
Controls (Rear)     Input Mode: Bridge (Yellow), Stereo (Green), or Parallel (Orange)
Gain / Sensitivity: 26dB (Orange), 32dB (Green), or 1.2V (Yellow)
High Pass (each channel): 3Hz (Off), 30Hz (Yellow), or 50Hz (Orange)
Clip Limiter (each channel): Off, On (Yellow)
Indicators     Clip Limiter (each channel): Off, On (Yellow)
Camera Resolution     Flow-thru air path and solid aluminum heat sinks
Power Consumption     120V 50/60Hz - 12A
230V 50Hz - 7A
Power Requirements     Not Specified By Manufacturer
Dimensions (WxHxD)     19 x 3.5 x 15.63" (48.3 x 8.9 x 39.7cm)
Weight     33.5 lbs (15.2kg)
Specialties     Parallel Dataport, XLR/M and XLR/F connectors for simple loop-through connectivity

Electro-Voiceʼs new Precision Series Compact amplifiers offer proven Precision Series performance and reliability in a new compact, lightweight format made possible by a highly efficient Class-H design, which generates considerably less heat. The CP3000S is not only the first Precision Series amplifier to use a switch-mode power supply, but also the first switch-mode amplifier with EVʼs Precision Series sound. With up to 2x1600 watts into two ohms, and 2x1100 watts into four ohms, and only 17.96 lbs (8.15 kg it is both powerful and lightweight.

1U Panel w/ 8 XLRM + 8XLRF 2Amplifier Gain    32 dB
Continuous Rated Power
(1 kHz, THD 1%) 2Ω    1600 Watts
Continuous Rated Power
(1 kHz, THD 1%) 4Ω    1100 Watts
Continuous Rated Power
(1 kHz, THD 1%) 8Ω    600 Watts
Continuous Rated Power
(20-20 kHz, THD

The new flagship of the LX series delivers a mighty 2 x 2100 watts into 2 ohms and 2 x 1500 watts into 4 ohms and therefore has plenty of headroom for large subwoofer arrays. For decades, DYNACORD has been one of the leading manufacturers in the pro audio sector and has established a secure position in the amplifier market thanks to the excellent audio performance,absolute reliability and high stability of the Linear Precision series. With their outstanding operational security, which guarantees years of problem-free use, the amplifiers of the Linear Precision series are now the standard for a wide variety of full-range and multi-way loudspeakers systems in professional venues as diverse as theatres, stadiums, discotheques, clubs and concert halls. Datasheets / ManualsManual (2.2MB)

Load Impedance 2 O, 4 O, 8 O Max. Midband Output Power, THD = 1%, 1kHz 2 O - 2100 W, 4 O - 1500 W, 8 O - 900 W Rated Output Power, THD 300 Slew Rate 38 V/µs Signal to Noise Ratio, A-weighted 108 dB Output Stage Topology Class H Power Requirements 100V, 120V, 220V, 230V, 240 V; 50Hz … 60Hz (factory configured) Power Consumption, 1/8 max. output power @ 4 ohms 1070 W Protection Audio Limiters, High Temperature, DC, HF, Back-EMF, Peak current Limiters Inrush Current Limiters, Turn-On delay Cooling Front-to rear, 3-stage fans Ambient Temperature Limits +5° … +40° ( 40°F … 105°F ) Safety Class I Dimensions ( W x H x D ) mm 483 x 88.1 x 384 Weight 8.70 kg (19.2 lbs) Optional Accessories Rear Rackmount 15.5" D112 930 (RMS15-CL), Rear Rackmount 18.0" D112 933 (RMS18-CL), LPN + Lo-Cut Filter D112963 (NRS 90268)

RMXa Series: Professional quality performance, incorporating road-proven QSC designs

• Compact size — up to 2500 watts in two rack spaces, or 5000 watts in three rack spaces
• High-current toroidal transformers, for greater 2-ohm power and low noise
• Independent user-defeatable clip limiters reduce distortion
• Selectable low-frequency filters (30 Hz or 50 Hz) protect speakers and increase headroom
• The 4000-watt RMX4050a operates on a standard 15 amp plug (120V) 
• Both the RMX4050a and the RMX5050a feature a dual mono, high-current power supply for increased reliability and performance
• The RMX4050a's particularly exceptional combination of cooling capacity and electrical efficiency provides robust thermal performance suitable for high continuous power in 2-ohm stereo or 4-ohm bridged applications.
• Balanced 1/4” (6.3 mm) TRS, XLR, and barrier strip inputs
• Touch-proof binding post and Neutrik Speakon® outputs
• Front mounted gain controls for easy access
• Signal and clip LED indicators for monitoring performance
• Independent DC and thermal overload protection on each channel automatically protects amplifier and speakers
• 3-year warranty plus optional 3-year extended service contract