S/N test
On PC:
-Load file:
alfaverb_SN (APWin File menu / Open / Test )
Test Connections:
-
Output A of Audio Precision System Two --> LEFT input of the device under test.
On the
Alphaverb
:
-Turn on the power switch.
-Set OUTPUT volume to maximum.
- With MIX command turned to 10, increase the INPUT level until the device`s outputs clip, and
after reduce the INPUT level itself until the outputs exit from clipping state.
-Set PROGRAM to
DELAY
.
-Set VARIATION to 1.
Start the sweep (F9) and control the results (Page3 – Graph) in the following conditions:
-LEFT output of the device under test --> A input of Audio Precision System Two / MIX
potentiometer turned to 10
-RIGHT output of the device under test --> B input of Audio Precision System Two / MIX
potentiometer turned to 10
Audio Precision
05/22/02 13:13:22
alfaverb_SN.at2c
Color
Line Style
Thick
Data
Axis
Cyan
Solid
2
Anlr.Ampl
Left
-100
+20
-80
-60
-40
-20
+0
d
B
V
-1000.000
+0
-900
-800
-700
-600
-500
-400
-300
-200
-100
dBV
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: ......
