6. TECHNICAL SPECIFICATIONS

Type

 

 

 

 

 

 

 

 

EQU131

1

31 Band: 1/3 octave , ISO spacing (1H series)

EQU215

2

15 Band: 2/3 octave , ISO spacing (1H series)

EQU2215

2

15 Band: 2/3 octave , ISO spacing (2H series)

EQU131VU

1

31 Band: 1/3 octave , ISO spacing (2H series)

EQU231VU / 231LED

2

31 Band: 1/3 octave , ISO spacing (2H series)

EQU231TWIN

2

31 Band: 1/3 octave , ISO spacing (4H series)

 

 

 

 

Slider travel

20mm with positive centre detente

 

 

 

(EQU131/EQU215/EQU231VU/EQU231LED)

 

60mm with positive centre detente

 

 

 

(EQU131VU/EQU2215/EQU231TWIN)

 

 

 

 

 

 

Range

6dB or

12dB selectable

 

 

 

 

 

 

 

Input connections

Active balanced XLR and 1/4" TRS

 

 

 

Unbalanced RCA

 

 

 

 

 

 

 

 

 

 

Input impedance

20k

(bal.)

 

 

 

 

 

15k

(unbal.)

 

 

 

 

 

 

 

 

 

 

 

Maximum input level

18dBv

 

 

 

 

 

 

 

 

 

Output connections

Active balanced XLR and 1/4" TRS

 

 

 

Unbalanced RCA

 

 

 

 

 

 

 

 

 

 

 

Output impedance

 

600

 

 

 

 

 

 

 

 

 

 

 

 

Maximum output level

16dBv

 

 

 

 

 

 

 

 

 

 

 

 

 

Load impedance

>10K

 

 

 

 

 

 

 

 

 

 

High pass filter

40Hz (12dB/oct) fixed-button type .

 

 

 

 

 

 

Low pass filter

16KHz (12dB/oct) fixed-button type

 

 

 

 

 

 

 

Frequency response

20Hz to 50KHz at - 3dB

 

 

 

 

 

 

THD + N %

0.02% (@ 1KHz , all VR at middle position)

 

 

 

 

 

 

S / N ratio

93dB (@ 1KHz )

 

 

 

 

 

 

 

 

 

Power supply

110V-120VAC -60Hz

 

 

 

 

220V-240VAC -50Hz

 

 

 

 

 

 

 

 

 

 

 

 

Consumption

 

 

 

 

 

 

 

 

EQU131/131VU

1

31 band, 1/3 octave, ISO spacing: 7W

EQU215/2215

2

15 band, 2/3 octave, ISO spacing: 9W

EQU231VU / 231LED/231TWIN

2

31 band, 1/3 octave, ISO spacing: 12.5W

 

 

 

 

 

 

 

Dimensions

483(W)

220(D)

44(H)(19"

8.66"

1.7")mm (1H series)

 

483(W)

220(D)

88(H)(19"

8.66"

3.5") mm (2H series)

 

483(W)

220(D)

177.8(H)(19" 8.66" 7") mm (4H series)

 

 

 

 

 

 

 

 

 

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Nilfisk-ALTO EQU user manual Technical Specifications, Band 1/3 octave , ISO spacing 2H series