Ka1500 specifications, Output condition output power – Australian Monitor KA1500 User Manual

Page 19

Specification 19

Test conditions

Input source = 600 ohm, Balanced and ground referenced (CMRR test had floating ground & 50 ohm

source). Mains regulated to 240 volts / 50hz. All measurements taken at binding post output terminals.

Standard production units measured. No compensation applied.

KA1500 Specifications

Output Condition

Output Power

E.I.A. 1 kHz, <0.1 % THD+N.

8 ohm

4 ohm

2 ohm

Single channel driven.

550W

850W

1,150W

Both channels driven.

500W

750W

1,000W

Pulsed @ 1 kHz, at onset of clipping,

10% duty cycle.

4 ohm

2 ohm

Single channel driven.

950W

1,250W

Both channels driven.

900W

1,200W

Bridge mode

16 ohm

8 ohm

4 ohm

1,000W

1,500W

2,000W

Distortion

(0.5 dB below clipping re 4 ohms)

THD+N

(@ 1 kHz)

<0.01%

IMD SMPTE (60 Hz & 7 kHz 4:1)

<0.01%

IMD DIM 30

(3.15kHz square & 15 kHz) <0.01%

Output Impedance

@ 1 kHz

<0.025 ohms

Damping Factor

@ 1 kHz re 8 ohms

>350:1

Output Rise Time

<3.5

(80%, leading edge of 20kHz square wave)

Slew Rate

>60V per

(leading edge, 20kHz square wave @ clipping)

Frequency Response

20 Hz - 20 kHz

< ± 0.15 dB

-3dB points

<10 Hz - 80 kHz

Input Impedance

Line to Line (Balanced)

30k ohms

Input Sensitivity

(nominally)

For rated power re 8 ohm

1.26 Vrms (+4 dBu)

For rated power re 4 ohm

1.10 Vrms (+3 dBu)

Input CMRR

@ 1 kHz (re 8 ohm rating)

>80 dB

Signal / Noise ratio

"A" weighted (re 8 ohm rating)

>105 dB

Crosstalk

@ 1 kHz (re 8 ohm rating)

>90 dB

Weight

Net 41.8 lb (19kg), Shipping 47.3lb (21.5kg)

Dimensions

H x W x D

excluding handles

3.5 x 19 x 16.7 (inch)
88 x 482 x 424 (mm)

including handles

3.5 x 19 x 18.2 (inch)
88 x 482 x 464 (mm)

(19 inch EIA rack mounting, 2 units high)