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Test Procedures for aMICTUBE
Amplitude response test
On PC:
-Load file:amictube_amplitude(APWin File menu / Open / Test)
Test Connections:
-Output A of Audio Precision System Two
?
CH1 input of the device under test.
-Output B of Audio Precision System Two
?
CH2 input of the device under test.
-CH1 output of the device under test
?
A input of Audio Precision System Two.
-CH2 output of the device under test
?
B input of Audio Precision System Two.
On the aMICTUBE:
-Set INPUT GAIN to zero.
-Set DRIVE to maximum.
Start the sweep (F9) and control the results (Page3 – Graph) in the following conditions:
SEKAKU
06/25/02 11:48:07
Color
Line Style
Thick
Data
Axis
Red
Solid
1
Anlr.Level A
Left
Magenta
Solid
1
Anlr.Level A
Left
-30
+25
-25
-20
-15
-10
-5
+0
+5
+10
+15
+20
d
B
m
20
20k
50
100
200
500
1k
2k
5k
10k
Hz
Содержание aMictube
Страница 1: ...Service Manual www altoproaudio com Version 1 1 Model aMICTUBE STEREO TUBE PREAMP ...
Страница 9: ......
Страница 10: ...AMTUBEMN Top Layer AMTUBEMN Top Solder Mask AMTUBEMN Bottom Layer AMTUBEMN Bottom Solder Mask ...
Страница 12: ......
Страница 13: ...AMTUBEPU Top Layer AMTUBEPU Top Solder Mask AMTUBEPU Bottom Layer AMTUBEPU Bottom Solder Mask ...
Страница 15: ......
Страница 16: ...PCB AMTUBEFP ...
Страница 17: ...PCB AMTUBEMN ...
Страница 18: ...PCB AMTUBEPU ...
Страница 19: ......
Страница 33: ......