3b scientific® physics – 3B Scientific Wide-Band Loudspeaker User Manual

Page 3

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3B SCIENTIFIC® PHYSICS




1

Wide-Band Loudspeaker U8432770


Instruction sheet

02/09 ALF


1. Safety instructions

The wide-band loudspeaker can generate extremely
high volumes of sound. Please note that high sound
pressures may cause temporary or even permanent
hearing damage.

Be careful to select a suitable volume.


2. Description

The wide-band loudspeaker serves as a sound source
for acoustics experiments in the frequency range
from 60 Hz to 23 kHz.

The instrument is a two-channel loudspeaker with a
5½“ woofer and a ½“ tweeter. It has an exceptionally
broad uniform-power frequency range from 60 Hz to
23 kHz.

The loudspeaker incorporates an overload protection
circuit with automatic reset function to protect the
tweeter.

3. Technical data

Frequency range:

60 Hz to 23 kHz (-10 dB)

Power capacity:

100 W (as per IEC 268-5)

Impedance: 4

Ω

Tweeter:

½" diam.

Woofer:

5 ½" diam.

Crossover frequency:

5000 Hz

Connection:

4 mm safety jacks

Dimensions:

225 x 150 x 142 mm³

Weight:

1.8 kg approx.


4. Additionally recommended equipment

1 Sine wave generator

U8533550

1 Transformer (230 V, 50/60 Hz)

U8475430-230

or
1 Transformer (115 V, 50/60 Hz)

U8475430-115

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