A 4240A • Compact 1RU Public Address Power Amplifier 60W

Utilising only 1RU of rack space, this range of Redback power amplifiers is available in three power ratings of 30W, 60W and 100W RMS. They lend themselves perfectly for installations requiring individual zone amplifiers.

SKU: A 4240A Categories: ,
Overview

These compact 1RU rack mount amplifiers are suitable for both stand alone PA system use, or as zone amplifiers in larger systems requiring local inputs. All models operate on 240V AC or 24V DC for battery backup operation.

The input consists of a 3-pin XLR which can be set for either balanced mic level (3mV) or balanced line level (2V), adjusted via a rear mounted trimpot. A dual RCA input is also provided with adjustable sensitivity of either 300mV or 1V. Phantom power is also provided on the input XLR. The circuit includes protection features in case of output over voltage, over current and over temperature. All are self re-setting once the fault condition is removed. Visual indication via front panel LEDs display amplifier status at all times.

Key Features:

  • Compact 1RU 19” rack mount design
  • Balanced mic or line input
  • Phantom power
  • Overload limiting
  • Over voltage limiting
  • On demand fan cooling
  • Over temperature shut down protection
  • Dual input connectors
  • Variable input sensitivities
  • 240V AC / 24V DC operation
  • Australian designed & manufactured

 

 



Developed, designed & assembled in Australia.
Since 1976 Redback PA products have been manufactured in Perth, Western Australia by Altronics. With over 40 years experience in the commercial audio industry, we offer consultants, installers and end users reliable products of high build quality with local product support.



Backed by an industry leading 10 Year Manufacturer Warranty.
Our Redback products have a long tried and tested history of bulletproof reliability. Altronics offers a 10 Year Warranty on all Australian Made Redback products. Our local in-house service department has all the know how to answer technical queries and provide timely service.

Specifications
Power Outputs
Output power: 60 watts RMS
Distortion: < 0.5%, @ 1kHz Frequency Response
Mic input: 50Hz – 12kHz, -3dB
Line input: 50Hz – 15kHz, -3dB

Sensitivity
Mic input: 3mV-2V balanced
Line input: 300mV-1V

Signal to noise ratio
Mic input: > 75dB below rated output
Line input: > 81dB below rated output

Output Connectors
Speakers: Screw terminals

Input Connectors
Inputs: 3 pin XLR balanced or 2 x RCA
24V DC power: Screw terminals
240V AC power: IEC power connector

Current Draw
Min: 170mA
Max: 4.5A

Size & Weight
Dimensions: ≈ 483W x 210D x 44H
Weight: ≈ 5.5kg

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