Table of Contents
Advertisement
IN THIS MANUAL:
1. INTRODUCTION..............................................................................1
2. FEATURES.....................................................................................1
3. CONTROL ELEMENTS....................................................................2
4. APPLICATIONS...............................................................................5
5. INSTALLATION AND CONNECTION..................................................7
6. TECHNICAL SPECIFACATION...........................................................9
7. WARRANTY...................................................................................10
1. INTRODUCTION
Thank you for your purchasing of the HPA6, 6-channel headphone amplifier . It is just
one of the many Alto products that a talented, multinational T eam of Audio Engineers
and Musicians have developed with their great passion for music. Y our HPA6 has
been designed for applications such as recording, broadcast and Live events. It is a
very flexible tool allowing personal headphone mix for up to six musicians.
Enjoy your HPA6 and read this Manual carefully before operation!
2. FEATURES
Mountable in a 19" Rack Unit
6 individual headphone channels
Input gain control, and individual output gain control
Up to 3 headphone outputs per channel for a total of 18 headphones
Direct In and Headphone Output on the front panel for easy operation, when
mounted in a rack
Input and Output Level Led Meter
Balance Control to mix up the Main In and the Aux In signal
Main Outputs for linking additional HPA6 headphone amplifiers
High-end quality even at high volume levels
Exceptionally rugged construction ensures long life and durability
Universal and professional headphone amplification system for studio and
stage application
Manufactured under QS9000 certified quality system
INPUT LEVEL(dBu)
OUTPUT LEVEL(dBu)
24 18 12
6
0
6
12 18
24 0
12 CLIP
L
MUTE
R
3
2
4
MAININ
R
BALANCED
LTO
DIRECT IN
1
5
AUX IN
MONO
0
6
STEREO
INPUT GAIN
MAIN SECTION
CHANNEL 1
3
3
OUTPUT LEVEL(dBu)
OUTPUT LEVEL(dBu)
2
2
4
4
24 0
12 CLIP
24 0
12 CLIP
L
MUTE
R
L
MUTE
R
1
5
1
5
0
6
0
6
AUX
MAININ
AUX
OUTPUT GAIN
BALANCED
OUTPUT GAIN
HEADPHONE OUT
AUX IN
HEADPHONE OUT
MONO
MONO
STEREO
STEREO
CHANNEL 2
3
3
OUTPUT LEVEL(dBu)
OUTPUT LEVEL(dBu)
2
2
4
4
24 0
12 CLIP
24 0
L
MUTE
R
L
1
5
1
5
0
6
0
6
MAININ
AUX
MAININ
AUX
BALANCED
OUTPUT GAIN
BALANCED
OUTPUT GAIN
AUX IN
HEADPHONE OUT
AUX IN
HEADPHONE OUT
MONO
STEREO
CHANNEL 3
CHANNEL 4
3
3
OUTPUT LEVEL(dBu)
2
2
4
12 CLIP
24 0
12 CLIP
MUTE
R
L
MUTE
R
1
5
1
0
6
0
6
MAININ
AUX
MAININ
AUX
BALANCED
OUTPUT GAIN
BALANCED
OUTPUT GAIN
AUX IN
HEADPHONE OUT
AUX IN
HEADPHONE OUT
MONO
MONO
STEREO
STEREO
CHANNEL 5
CHANNEL 6
HPA6
4
5
6-CHANNEL
HEADPHONE
ON
AMPLIFIER
OFF
POWER
1
Advertisement
Table of Contents
