Redback A 4582 Manuale utente

Rev 18/10/2011

A 4582 Amplifier

Monitor Panel

Proudly Assembled in Australia

OPERATING INSTRUCTIONS

A handy aid to test and adjust 100V line PA amplifier

output levels. Capable of monitoring 10 individual

amplifiers (electrically isolated from each other to pre-

vent cross talk). Audible and visual monitoring is avail-

able from the built in speaker and VU meter. Dual rear

panel screw terminals are provided to enable through

line connection of each amplifier to its respective speaker

circuit.

FEATURES

• 2U 19" rack mount

• Monitors up to 10 100V line amplifiers

• Analogue VU output level display

• No power required

• Built in monitor speaker

• Speaker volume control

• Minimal circuitry for low noise

• 10 year warranty

• Australian made

INSTALLATION INSTRUCTIONS

The A 4582 connects in-line between the amplifier and

the speaker circuit on a loop in, loop out basis (see Fig. 1

on page 2).

Ensure the screw connections are secure on both the

amplifier “in” terminals and the speaker “out” terminals.

OPERATING INSTRUCTIONS

To operate the unit select the amplifier you wish to

monitor via amplifier selection switch. Any signal From

the amplifier can be observed on the VU meter. Turn up

the volume for the speaker using the Monitor volume

control. The signal you have put into the amplifier

should be able to be heard on the in-built speaker.

You may switch between amplifiers at any time without

affecting operation.

REDBACK A 4582 Amplifier Monitor Panel

Page 2

OUTPUT CONNECTORS: Screw Terminals

INPUT CONNECTORS: Screw Terminals

INDICATORS: VU Meter

DIMENSIONS: ≈482W x 50D x 88H

WEIGHT: ≈1 kg

COLOUR: Black

* Specifications subject to change without notice.

SPECIFICATIONS

No display on VU meter

• Check connections to monitor panel

• Check amp selection switch is in the correct position

• Ensure the amplifier has a signal going to it

No sound to in-built speaker

• Check connections to monitor panel

• Ensure volume control is turned to an audible level

• Check the signal source

TROUBLESHOOTING

IN 1 OUT 1 IN 2 OUT 2 IN 3 OUT 3 IN 4 OUT 4 IN 5 OUT 5 IN 6 OUT 6 IN 7 OUT 7 IN 8 OUT 8 IN 9 OUT 9 IN 10 OUT 10

AMPLIFIER

100V Line Output

100V Line

Transformer

& Speaker

AMPLIFIER

100V Line Output

100V Line

Transformer

& Speaker

Fig. 1: Connection diagram. Wiring is effectively a loop in, loop out configuration from amplifier (input)

to speaker circuit (output)

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