Bose 901 Series II Manuale d'uso - Pagina 13
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12
EQUALIZER
RESPONSE
IN DECIBELS
RELATIVE TO THE RESPONSE
OF THE EQUALIZER WITH
ALL SWITCHES IN THEIR
NORMAL
POSITIONS
5
TREBLE
LEVEL
SWITCH POSITION
BELOW 40
OW 40 CONTOUR
50
EQUALIZER
REPSONSE
IN DECIBELS
RELATIVE TO THE RESPONSE
OF THE EQUALIZER WITH
ALL SWITCHES IN THEIR
NORMAL
POSITIONS
5
FREQUENCY
RESPONSE CONTOURS OF THE BOSE 901 SERIES-II
ACTIVE EQUALIZER WITH THE HIGH FREQUENCY SWITCH IN
THE NORMAL POSITION.
500
1,000
FIG. 9
5,000
10,000
——t
TREBLE
LEVEL
SWITCH POSITION
HIGH FREQUENCY
FREQUENCY
RESPONSE CONTOURS OF THE BOSE 901 SERIES-1!
ACTIVE EQUALIZER WITH THE HIGH FREQUENCY SWITCH IN
THE DECREASE POSITION.
500
1,000
FIG. 10
1
5,000
10,000
N_ 20K
TREBLE
LEVEL