Compact 1RU Public Address (PA) 100V Amplifier 30W

Manufacturer: Redback
SKU: A4230A
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.
Save $96.36 $453.64 $550.00

All Prices Shown are (ex GST)
Bulk Pricing
ea
$453.64 $550.00
2+
$453.64 $513.64
i h
Ship to
*
*
Shipping Method
Name
Estimated Delivery
Price
No shipping options

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.

Features:

  • Compact 1RU 19” rack mount design
  • Balanced mic or line input
  • 100V line output
  • Phantom power
  • Overload limiting
  • Over voltage limiting
  • On demand fan cooling (60W and 100W versions only)
  • Over temperature shut down protection
  • Dual input connectors
  • Variable input sensitivities
  • 240V ac / 24V dc operation
  • Australian designed & manufactured

Specifications:

Power Outputs

  • A 4230A: 30 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 (100V line)

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: 140mA
  • Max: 2.4A

Size & Weight

  • Dimensions: ˜ 483W x 210D x 44H
  • Weight: ˜ 4.6kg

Warranty & Returns

10 Years

We Offer 10 Years for this product

Specifications

Products specifications
Warranty Group
Warranty 10 Years

Reviews

0 review(s)
0.0 0
Write your own review Close
  • Only registered users can write reviews
*
*
  • Bad
  • Excellent

Contact Us

*
*
*
*
Only registered users can write reviews
footer.customerservice
footer.myaccount
footer.information
Payment options
Copyright © 2026 Altronics. All rights reserved.