SPECIFICATIONS-----------------------
Power Source
AC .............................
DC
............................
Output Power ............
Power Consumption..
Recording System ....
Erasing System
..
..
.
Tape Speed .........
Fast Forward Time
RewidTime
...
Wow & Flutter ................
Frequency Response
...
.
.....AC120/210/240V, 60Hz
.12V(UM-1. D Cell. HP2,
A20, Monozellen x
8)
.......4.0 W X 2 (10%)
.......
25W
.....
AC
Bias
...........
AC
Erasing
........4.75 cm/sec.
±3%
.110sec.(C-60 cassette)
.
11
0sec.(C-60 cassette)
.0.06 % WRMS
.......60 -12500Hz
Signal to noise Ratio...............DOLBY NA
ON
Betterthan 60 dB
DOLBY NA OFF Better than
50
dB
Hum & Noise ...............................Less than
45
dBs
Crosstalk......
..
.............Better than 55 dB
Channel Separation ...............Better than 50 dB
Terminal Impedance
MIC
..
Ext. Speaker
Headphone .........
Frequency Range
MW......
........
...
3.3 k ohms
.......8 ohms
..8 ohms
......530 -1.605 kHz
............2.3 -7.0 MHz
SW,
SW, .
FM
... ................... .7.0 -22.0 MHz
............................88 -108 MHz
ALIGNMENT
PROCEDURES:----------------------
FM ALIGNMENT Standard
test
frequency 400 Hz and deviation
22.5
kHz
Connections Frequency
Tunmg
Dial
Adiustment
Remarks
Step
Alignment
of Signal
INPUT OUTPUT
Generator
Setting
Calibration Place ouptut of Connect
input
/\
gene-scope
on
terminal
of
gene-
Turn
1
of
Trap
COll(L3)
scope to 10.7 MHz
Lowest
end
T1,T2
AMY
IF
TP1
TP2
marker
2 Cahbration
Connect
signal
Connect
VTVM
with 87.45 MHz
L4
Obtain
sme-curve
of
generator
to
antenna
4 ohm dummy load
and
maximum amplitude.
L--
Tuning Range terminal
(J
1)
and
oscilloscope
to
3 through dummy
speaker
108.25 MHz Highest end CT2
(PVC)
·t@
4 Adjustment antenna. terminal. 90 MHz 90 MHz
L1
-of
5 Tracking 106 MHz 106 MHz
CT1
(PVC)
6 Repeat the above adJustments
Use
a screwdriver
Wtlh
plastic grip for all
adJustment
MW ALIGNMENT Standard test frequency 400 Hz and
modulation
30% at AM
Connections
Frequency Tuning Dial
Step Alignment INPUT OUTPUT of Signal Setting Adjustment Remarks
Generator
Calibration
Connect
standard
Obtain
symmetncal
curve
1 of IF loop antenna to Connect
VTVM
with
and
maximum amplitude.
for AM
output
terminal
cf
4 ohm dummy load
M1x(l:\'\
Adjustment gene-scope.
and
oscilloscope
to
455 kHz Lowest
T3
and
T4
2 of Place bar antenna
Ext
speaker end
IF Gain 60
cm
away
from terminal
~
loop
antenna z
3 Calibration Connect standard 515 kHz L10 Obtain sine·wave of 400
Hz
L---
ot
loop
antenna
to
Connect
VTVM
with
and
maximum amplitude
4 Tuning Range output of signal 4 ohm dummy load 1620 kHz Highest end CT3
~~
generator.
and
oscilloscope
10
5 Ad1ustment Place bar antenna Ext. speaker 600 kHz 600 kHz
L7
~
ot 60
cm
away from terminal.
(MW
bar ant
COIi)
6 Trackmg
loop
antenna 1400 kHz 1400 kHz
en
7 Repeat the above ad1ustments
-1-
•
•
•
