Operating instructions
Manual-4
FRONT PANEL: STEREO 3-WAY CONFIGURATION
Observe the labels screened above the controls for stereo operation.
1 Channel 1 MASTER LEVEL control: Sets the overall Level of Channel 1 without altering the relative settings of the Low/Mid/
High frequency Outputs. Unity gain for all Level controls is at “7”.
2 Channel 2 MASTER LEVEL control: Sets the overall Level of Channel 2 without altering the relative settings of the Low/Mid/
High Outputs.
3 LOW LEVEL control: Sets the Level of signal going to the Low frequency Output only in this Channel. Refer to page Manual-
13 for guidance with the Level control settings.
4 LOW MUTE switch: When pressed to the in position, all signal is removed from the Low frequency Output. is eases tune-up
procedures as described on pages Manual-9-14.
5 LOW DELAY control: Adds from 0 to 2 ms of time delay to the Low Frequency Output only. is allows a low frequency driver
to be electronically phase-aligned with a mid frequency driver whose diaphragm is situated behind the low frequency diaphragm.
Refer to pages Manual-9-12.
6 LOW / MID crossover frequency selector: is 41-detent selector sets the crossover frequency between the Low and Mid
Outputs. Refer to page Manual-9.
7 MID LEVEL control: Sets the Level of signal going to the Mid Output in this Channel only.
8 MID MUTE switch: Removes all signal from the Mid Frequency Output when pressed to the in position.
9 MID DELAY control: Adds from 0 to 2 ms of time Delay to this Channel’s Mid Output.
0 MID / HIGH crossover frequency selector: Sets the frequency between the Mid and High Outputs in this Channel.
q HIGH LEVEL control: Sets the Level of signal going to the High Output only.
w POWER indicator: Two choices: on or off. If the power is plugged in and this yellow LED is lit, then the unit ready to operate.
MONO 4W OR 5W: INACTIVE 4W: INACTIVE4W: INACTIVE
100
2
4
8
6
100
2
4
8
6
100
2
4
8
6
100
2
4
8
6
100
2
4
8
6
100
2
4
8
6
100
2
4
8
6
100
2
4
8
6
MAXMIN
2
4
8
6
MAXMIN
2
4
8
6
MAXMIN
2
4
8
6
MAXMIN
2
4
8
6
10 0
80 900
850
15 0
200
240
75 0
600
400
19 0
250
7 . 0k
5.8k
550
47 5
350
70 0
2.0k
2.8k
4. 5k
1.0k
19 0
250
7 . 0k
5. 8k
550
47 5
350
70 0
2.0k
2.8k
4. 5k
1.0k
1k70
4W: MID / HIGH
2W: INACTIVE 2W: INACTIVE 2W: LOW / HIGH 2W: LOW / HIGH2W: INACTIVE2W: INACTIVE 2W: LOW2W: LOW
10 0
80 900
850
15 0
200
240
75 0
600
400
1k70
MUTE
LEVEL LEVEL LEVEL LEVEL
MASTER
LEVEL
MASTER
LEVEL LEVEL LEVEL
MUTE
FREQUENCY
DELAY DELAY DELAY DELAY
FREQUENCY FREQUENCY
MUTE MUTE
AC 23S
ACTIVE
CROSSOVER
CH 2CH 1
FREQUENCY
LOW MID LOW MIDHIGH HIGH
MIDMONO MASTER SUBWOOFER SUB / LOW HIGHLOW LOW / MID
MID / HIGHLOW / MID MID / HIGHLOW / MID
5W: HIGH-MID / HIGH5W: HIGH-MID5W: MID / HIGH-MID
POWER
1345 6789 0q2345 6789 0qw
Stereo 3-way control labels are in this row