Akai GX-635D Service Manual

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10. TAPE
SPEED
ADJUSTMENT
(Refer
to
Fig. 16)
Set
the
Tape
Speed Switch to7-l12
ips and
playback
the
I
,000
Hz,7
-l
12
Test tape.
Connect a frequency
counter to
LINE OUT
and
adjust VR2
50 kB until
the counter reads
1,000 Hz
!0.5%.
Next,
set the
Tape
Speed Switch
to
3-314 ips
and
adjust
VRI
50 kB until the frequency
counter
reads
500
Hz
t0.5%.
VR2
sOKB
(7-l/2in)
VRI
5OKB
(3-3l4in)
Fig. l6
27

Akai GX-635D Specifications

General

Track system	4-track, 2-channel stereo
Total Harmonic Distortion	0.8%
Outputs	0.775V (line)
Type	Reel to Reel
Heads	3 heads
Motor	2 x reel, 1 x capstan
Reel size	up to 10.5 inch reel
Wow and flutter	0.06% (7 1⁄2 ips)
Frequency response	30Hz to 26kHz (7 1/2 ips)
Signal to Noise Ratio	62dB
Dimensions	440 x 440 x 240 mm (17.3 x 17.3 x 9.4 inches)
Output Voltage	0.775V
Tape speeds	3 3/4 ips, 7 1/2 ips