BBT500H
34
4 - 2. INPUT LEVEL VR Check
INPUT LEVEL
(VR301)
Input point
Measure point Load Input level Input frequency
Measured value
INPUT
TUNER OUT
Min.
-22±5dBm
(JK301)
(JK102)
10kΩ -20dBm
1kHz
Max.
+12±5dBm
4 - 3. Each output level check 1
Input point Measure point
Load
Input level
Input frequency
Measured value
FX LOOP LEVEL
(SW105)
TUNER OUT
L
100Hz
+12±3dBm
(JK102)
10kΩ
-20dBm
(-20dBm ch.)
1kHz
as above
10kHz
as above
INPUT
L
100Hz
-19±3dBm
(JK301)
(-20dBm ch.)
1kHz
as above
SEND
10kHz
as above
(JK104)
10kΩ
-20dBm
R
100Hz
+2±3dBm
(+4dBm ch.)
1kHz
as above
10kHz
as above
4 - 4. PHONES LEVEL VR101 check
Use 20kHz LPF of level meter.
Input point Measure point Load
Input level
Input frequency
Measured value
FX LOOP LEVEL
(SW105)
PHONE
(VR101)
RETURN
LINE OUT
L
Min.
under -50dBm
(JK103)
(JK106)
10kΩ
-20dBm
(-20dBm ch.)
1kHz
Max.
+1±3dBm
4 - 5. Each output level check2
Input point Measure point Load
Input level
Input frequency
Measured value
FX LOOP LEVEL
(SW105)
L
100Hz
+1±3dBm
-20dBm
(-20dBm ch.)
1kHz
as above
LINE OUT
10kHz
as above
(JK106)
10kΩ
R
100Hz
0±3dBm
0dBm
(+4dBm ch.)
1kHz
as above
10kHz
as above
LINE OUT
L
100Hz
+1±3dBm
Canon 2Pin
600Ω
-20dBm
(-20dBm ch.)
1kHz
as above
RETURN (JK107)
10kHz
as above
(JK103)
LINE OUT
L
100Hz
+1±3dBm
Canon 3Pin
600Ω
-20dBm
(-20dBm ch.)
1kHz
as above
(JK107)
10kHz
as above
HEAD PHONE
L
100Hz
+2±3dBm
L ch.
33Ω
-30dBm
(-20dBm ch.)
1kHz
+3±3dBm
(JK105)
10kHz
as above
HEAD PHONE
L
100Hz
+2±3dBm
R ch.
33Ω
-30dBm
(-20dBm ch.)
1kHz
+3±3dBm
(JK105)
10kHz
as above
Summary of Contents for BBT 500H
Page 20: ...20 BBT500H 4NA WC98000 2 B B Pattern side パターン側 ...
Page 21: ...BBT500H 21 Pattern side 4NA WC98000 2 B B パターン側 ...
Page 26: ...26 BBT500H Pattern side 4NA WC89690 2 パターン側 F F ...
Page 27: ...BBT500H 27 Pattern side 4NA WC89690 2 パターン側 F F ...
Page 30: ...30 BBT500H H H Pattern side 4NA WC89690 2 パターン側 ...
Page 31: ...BBT500H 31 H H Pattern side 4NA WC89690 2 パターン側 ...