Alto HPA6 Manual do utilizador - Página 11

Procurar online ou descarregar pdf Manual do utilizador para Amplificador Alto HPA6. Alto HPA6 13 páginas. 6-channel headphone amplifier
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Alto HPA6 Manual do utilizador
This kind of application may be obsolete if you come with the
Insert the playback signal via the Main Inputs, and apply the preamplifiered vocal signal to Aux In. The Balanced
Control is adjusted so that the vocalist can hear a pretty perfect mix of both backing tracks and vocals, with the
Output Gain Control to determine the overall volume level.
P
layback rogram
M
ain nput
INPUT LEVEL(dBu)
INPUT LEVEL(dBu)
24
24
18
18
12
12
R
LTO
DIRECT IN
DIRECT IN
MAIN SECTION
MAIN SECTION
5.4 The HPA6 in Mono / Stereo Application
The HPA6 6-Channel Headphone Amplifier can be switched between the Mono and Stereo operational
mode via Mode Switch control. Press the Mode Switch for Mono application, the Mono LED (8) lights up.
In Mono application, the input two signals are combined together and the resulting mono signal routes to
both the Left and Right Headphone Out Outputs.

6. Technical Specifications

AUDIO INPUT
MAIN input
Connectors
Type
Impedance
Max.input level
CMRR
AUX IN and DIRECT IN input
Connectors
Type
Impedance
Max.input level
CMRR
AUDIO OUTPUT
Connectors
Type
Impedance
Max. output level
SYSTEM SPECIFICATIONS
Frequency response
S/N
THD
P
Out1
I
3
OUTPUT LEVEL(dBu)
OUTPUT LEVEL(dBu)
OUTPUT LEVEL(dBu)
OUTPUT LEVEL(dBu)
2
4
6 6
0
6 6
12
12
18
18
24
24
0
12
12 CLIP
24
24
0
12 CLIP
12
L
MUTE R
1
5
L
MUTE R
3
2
4
MAIN IN
AUX
0
6
MAIN IN
BALANCED
OUTPUT GAIN
OUTPUT GAIN
BALANCED
AUX IN
AUX IN
HEADPHONE OUT
HEADPHONE OUT
AUX IN
AUX IN
1
5
MONO
MONO
0
6
STEREO
STEREO
INPUT GAIN
INPUT GAIN
CHANNEL 2
CHANNEL 2
CHANNEL 1
CHANNEL 1
AUX In 1
3
3
OUTPUT LEVEL(dBu)
OUTPUT LEVEL(dBu)
OUTPUT LEVEL(dBu)
OUTPUT LEVEL(dBu)
2
2
4
4
24
24
0
12
12 CLIP
24
24
0
12 CLIP
12
L
MUTE R
L
MUTE R
1
5
1
5
AUX
0
6
MAIN IN
AUX
0
6
OUTPUT GAIN
OUTPUT GAIN
BALANCED
OUTPUT GAIN
OUTPUT GAIN
BALANCED
HEADPHONE OUT
HEADPHONE OUT
AUX IN
AUX IN
HEADPHONE OUT
HEADPHONE OUT
AUX IN
AUX IN
MONO
MONO
STEREO
STEREO
CHANNEL 3
CHANNEL 3
CHANNEL 4
CHANNEL 4
Line Out Mic In
M
ixing
C
onsole
X R and 1/4" jack
L
RF filtered, servo balanced input
50 kOhms balanced, 25 kOhms unbalanced
+21 dBu balanced and unbalanced (unity gain)
typ.40 dB, >55 dB @ 1kHz
1/4" jack (tip=left, ring=right, sleeve=ground)
unbalanced
25 kOhms unbalanced
+21 dBu unbalanced (unity gain)
typ,40 dB, >55 dB @ 1 kHz
XLR and 1/4" jack
balanced /unbalanced
dependent on input balance
+21 dBu balanced and unbalanced
10 z to 50kHz,+/-3dB
H
>90dB, unweighted, 22 Hz to 22kHz
0.005% typ.@+4 dBu, 1kHz, Gain 1
10
LTO
HPA6 6-Channel Headphone Amplifier.
3
3
OUTPUT LEVEL(dBu)
OUTPUT LEVEL(dBu)
OUTPUT LEVEL(dBu)
OUTPUT LEVEL(dBu)
2
2
4
4
24
24
0
12 CLIP
12
24
24
0
12
12 CLIP
L
MUTE R
L
MUTE R
1
5
1
5
AUX
0
6
AUX
0
6
OUTPUT GAIN
OUTPUT GAIN
BALANCED
OUTPUT GAIN
OUTPUT GAIN
BALANCED
HEADPHONE OUT
HEADPHONE OUT
AUX IN
AUX IN
HEADPHONE OUT
HEADPHONE OUT
AUX IN
AUX IN
MONO
MONO
STEREO
STEREO
CHANNEL 5
CHANNEL 5
CHANNEL 6
CHANNEL 6
Microphone
3
2
4
1
5
HPA6
AUX
0
6
6-Channel
OUTPUT GAIN
OUTPUT GAIN
HEADPHONE OUT
HEADPHONE OUT
HEADPHONE
ON
AMPLIFIER
OFF
POWER