SPECIFICATIONS

PLX1104

Stereo Mode
8 ohms (each channel)
  FTC 20 Hz - 20 kHz 0.05% THD
  EIA 1 kHz 0.1% THD

310 W
325 W

Stereo Mode
4 ohms (each channel)
  FTC 20 Hz - 20 kHz 0.05% THD
  EIA 1 kHz 0.1% THD

500 W
550 W

Signal to Noise (20 Hz - 20 kHz)

-106 dB

Input Sensitivity @ 8 ohms

1.18 Vrms

Gain @ 8 ohms

32.5 dB

Output Circuitry

AB

Distortion (SMPTE-IM)

Less than 0.02%

Typical Distortion
  1/8 rated power, 20 Hz-20 kHz
  Full rated power, 20 Hz-20 kHz

Less than 0.02%
Less than 0.02%

Frequency Response

20 Hz-20 kHz, -0.5 dB

Damping Factor

Greater than 200

Input Impedance

20k ohms balanced
10k ohms unbalanced

Input Clipping

5.5 Vrms ( 15 dBu)

Cooling

Variable-speed fan, rear-to-front air flow

Input Connectors, each channel

3-pin XLR and 1/4" TRS balanced

Output Connectors, each channel

Neutrik? NL4 Speakon?
(Both channels available on Ch 1 output)

Rear Panel Switches

Circuit Breaker

Front Panel Controls

Detented Input Attenuator: 0 to ∞ dB
Power On/Off

Front Panel Indicators

Clip: Red LED
-10: Green LED
Signal (-35 dB): Green LED
Power: Blue LED

PROTECTION

Amplifier Protection

Full short circuit, open circuit, thermal, infrasonic, ultrasonic, and RF protection
Stable into reactive or mismatched loads

Load Protection

On/off muting, DC-fault power supply shutdown

Infrasonic

-3 dB, 8 Hz

DC fault

Power supply shutdown

Ultrasonic

-3 dB, 120 kHz

Short Circuit

Muting

Thermal

Limiting at 85° C, Muting at 90° C

Over Current

Active clip limiting
AC circuit breaker

High Line

Standard 15%, survive 25%

Low Line

-40%

PHYSICAL

Dimensions
  Height
  Width
  Depth, Rack mounting surface to rear panel
  Overall Depth

3.5" (8.9 cm) 2 rack spaces
19" (48.3 cm)
8.95" (22.7 cm)
11" (27.9 cm)

Weight

13 lbs. (5.9 kg) net
18 lbs. (8.2 kg) shipping

Agency Approvals

CE, FCC, cUL, UL