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High Power Public Address System Amplifier
High Power Public Address System Amplifier
Production Lead Time:
2 day(s)
Shenzhen OBTPA Technology Co Ltd
Guangdong, Mainland China
Exporter, Manufacturer
Exporter, Manufacturer
Average Response time:N/A
This label indicates the credibility and capabilities of a supplier in 3 levels: Gold, Silver and Bronze.
SUPPLIER INFO LAST UPDATED: Jan 27, 2017
ADVERTISE SINCE: Jan 22, 2013
Product Attribute(s)
Model No.:
OBT-7100/7150/7200
Brand:
OBTPA
Colour:
Black
Size:
484 x 450 x 132mm
Port:
Shenzhen, Guangzhou, Hong Kong
Type of Payment:
T/T, L/C, D/A, D/P
Minimum Order Quantity:
1 piece
Description
  • Robust housing in black to protect the inner components.
  • High-grade aluminum panel, adopt polishing technology.
  • RCA jacks for linkage and diffusion capacity.
  • Short-circuit, overheating and overload protection.
  • Output 100V, 70V, 4-16 ohm.
  • Power 1000W, 1500W, 2000W (optional).

Application:
  • Power amplifier with single-stage.
  • Provide amplified signals for regional PAS, suitable for large PAS.

Features:
  • Standard rack design (2U), humanized design, sophisticated technology, filling with the high-grade temperament.
  • 4 channels of LINE balanced × LR inputs, 4 channels of LINE balance × LR cascade outputs.
  • Panel with volume control knob.
  • The device has a good short circuit, overheat, overload automatic detect and protect function.
  • The indicator will light to warn, warning buzzer will ring to alarm.
  • 2 kinds of power output modes: constant voltage output 100V, 70V and constant resistance output 4~16Ω.

Technical parameters:
  • Model: OBT-7100, OBT-7150, OBT-7200.
  • Material: black aluminum panel, SPCC cold rolled chassis.
  • Rated power output: 1000W, 1500W, 2000W.
  • Speaker outputs: 70V, 100V & 4~16Ω.
  • Input sensitivity & impedance: 775mV/10KΩ, balanced ×LR interface.
  • Output sensitivity & Impedance: 775mV/470Ω, balanced ×LR interface.
  • Frequency response: 50Hz~16KHz(+1dB, -3dB ).
  • S/N ratio: >90dB.
  • THD less than 0.5% at 1KHz, 1/3 rated power.
  • Ground lift lift the earth line ground by switch GND/lift to "lift" position.
  • Cooling forced air from front to rear, built-in fan is on when radiator temperature reaches 45 degrees.
  • Protection: over heat, over load & short circuit.
  • Power supply: AC220V/50Hz.
  • Power consumption: 2200W, 3200W, 4500W.
  • Weight: 36kg, 40kg, 50kg.
  • Dimensions 545×525×210mm.

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