PA 900

Class H-Power Amplifier
  • 2 channels
  • 2 x 450W @ 4 Ω

2 x 450 Watt @ 4 ohm / 2 x 350 Watt @ 8 ohm / 1 x 900 Watt @ 8 ohm Bridge

Power Comsumption 350 W


Frequency response, 4 Ohm load 20kHz, 4 Ohms, +/- 1dB

Net Weight 12.7kg (27.99 pounds)

The Tecnare PA Series of power amplifier represent a new era in affordable, high quality performance and reliability with the latest power amplifications technologies. The line consists of five models in a uniform, rugged 2U chassis, the sound quality and durability of class H designs with the innovation of the latest power devices available.

The four models of two channels in the series are the PA900, PA2100, PA3000 and PA5000.

PA900 is a 2 channel power amplifier that delivers up to 2 x 450 W RMS @ 4 ohms  (900 W RMS bridged @ 8 ohms), weighing just 12,7 kg.

It features independent gain dials, signal – clip and fault LEDs, stereo XLR input and Output link, 1.4 V to 0.775 V input sensitivity switch, mono – stereo – bridge switch, speakON® outputs.
Moreover, it is protected against shorts and open circuits.
Thanks to its high efficiency heat sinks and high speed DC fans, the PA900 can withstand the hardest heat conditions ensuring great reliability.


  • Easy to configure in stereo / mono / bridge modes
  • Two unit 19″ rack.
  • Front panel signal / clip / protect LED indicators
  • Extensive protective circuits ensure high reliability and operating safety
  • XLR-3 input connectors / SPEAKON® NL4 output connectors


  • Small and medium size PA systems
  • Disco, club and DJ sound
  • TECNARE systems
  • Public Spaces
  • Mobile and fixed installation
General Specifications
Number of Channels 2
Power Output, all channels driven (RMS)                    2 x 450 Watt @ 4 ohm / 2 x 350 Watt @ 8 ohm / 1 x 900 Watt @ 8 ohm                                                                                                      Bridge
Audio Performance
Voltage Gain                                                                         31 dB
Frequency response, 4 Ohm load                                   <20Hz to >20kHz, 4 Ohms, +/- 1dB
Inter‐channel crosstalk, worst case combination     better than ‐75dBr at 1kHz and ‐58dBr at 20kHz
Total harmonic distortion, THD                                      <0.5%, 20Hz-20kHz
Power Supply
Operation voltage                                                               180-250V (50/60 Hz)
Power Comsumption                                                          350 W
Audio Input                                                                            Analog: 2x female and 2x male NeutrikTM XLR-3
Amplifiers output                                                                2 x Neutrik SpeakonTM NL4 connectors
Protection                                                                              Protection against short circuits, no-load, on/off muting, RF interference.
Ventilation                                                                             Flow-through ventilation front to back
Enclosure                                                                                Standard 19” 2U (88mm), 251mm (9.88”)
Net Weight                                                                             12.7kg (27.99 pounds)
Small and medium size PA systems
Disco, club and DJ sound
Public Spaces
Mobile and fixed installation


PA 4.450