Test Procedures for
AlphaVerb
Amplitude response test
On PC:
-Load file:
alfaverb_amplitude ( APWin File menu / Open / Test )
Test Connections:
-
Output A of Audio Precision System Two --> LEFT input of the device under test.
-
LEFT output of the device under test --> A input of Audio Precision System Two
-
RIGHT output of the device under test --> B input of Audio Precision System Two
On the
Alphaverb
:
-Turn on the power switch.
-Set INPUT volume to maximum.
-Set OUTPUT volume to maximum.
-Set PROGRAM to
DELAY
.
-Set VARIATION to 1.
Start the sweep (F9) and control the results (Page3 – Graph) in the following conditions:
-MIX potentiometer turned to 0.
-MIX potentiometer turned to 10.
Audio Precision
05/22/02 12:55:43
alfaverb_amplitude.at2c
Color
Line Style
Thick
Data
Axis
Cyan
Solid
1
Anlr.Level A
Left
Green
Solid
1
Anlr.Level B
Right
-10
+10
-7.5
-5
-2.5
+0
+2.5
+5
+7.5
d
B
V
-10
+10
-7.5
-5
-2.5
+0
+2.5
+5
+7.5
d
B
V
20
20k
50
100
200
500
1k
2k
5k
10k
Hz
Summary of Contents for Verb
Page 1: ...Service Manual www altoproaudio com Version 1 1 Model αVERB 24x32 BIT DIGITAL EFFECTS ...
Page 7: ...BOTTOM SOLDER MASK BOTTOM LAYER ...
Page 8: ...TOP SILKSCREEN BOTTOM SILKSCREEN ...
Page 10: ......
Page 11: ......
Page 26: ......
