Werbung
RT-160H(S)
MECHANICAL ADJUSTMENT
ADJUSTMENT
| REMARKS
POINTS
(CHECK)
(More than 150 g)
(Play : 35-60 g-cm)
(Fast-forward:
85-115 g-cm)
(Rewind:
85-115 g-cm)
Dual-trace
Electronic
Oscilloscope
Voltmeter
ITEM
Driving
power
LINE
Out (L-ch)
Tape tension
megurering
cassette
TW-2412
Playback Mode
Torque meter
Play TW-2111
Fast-forward
LINE
TW-2231
Record/Piayback
Out (R-ch)
Rewind
Head
TW-2231
;
Figure 6—1
AZIMUTH
Azimuth
Test tape
Azimuth adjust-
Sine waveform
As Small as Possible
MTT-114
ing screw
attains the
ee ee
maximum.
|
1 |
1
1
ot
Tape speed | Test tape
Variable resistor | 2,980 + 20 Hz
: :
MTT-111
on motor
|
l
'
!
|
1!
{
Io
,
|
\
|
Figure 6—2
AZIMUTH
WAVEFORM
Record/Playback
Head
Frequency Counter
LINE
Out
Playback Mode
Figure 6-3 TAPE SPEED
TEST TAPES FOR MEASUREMENT
COMPACT CASSETTE TYPE
TITLE
MODEL
| FREQUENCY/ | APPLICATION
LEVEL
MTT-113
6.3 kHz, —10 dB
MTT-114
10 kHz, —10 dB
TW
TW
Normal : Playback torque
-2111
10 — 100 g-cm
| 15—10g-em
Normal : Back tension
-2121
10 — 100 g-cm
Reverse : Playback torque
Head azimuth
adjustment
[1S=10 gem | Rew: Beck wnsion
Tw24i2
adjustment
Record fre-
quency check
Werbung
