25 khz, 2 khz, 4 khz – Altec Lansing DTS-640 User Manual
Page 3: 8 khz
Attention! The text in this document has been recognized automatically. To view the original document, you can use the "Original mode".
Advertising
Altec Lansing DTS-6-40 Duplex®^ Loudspeaker System
Figure 1—DTS-640 Polar Response
(one-third-octave bands of pink noise)'
0
"
300J
270'
240
180
150“
1.25 kHz
300
90°
270
120“
240
300
90“
270
120“
240
180
2 kHz
300
90“
270
'120“
240
3005:
90'
270
120“
240
180“
4 kHz
180“
120
“
300^
90'
270“
240
8 kHz
90“
270
240
Horizontal*
—--------- Vertical*
Long enclosure axis vertical.
Advertising