Aiwa AD-R450 - service, Service Manual, Page: 1 / 21

A I W A
S/M Code No. 84-025
DATE OF ISSUE 9/1984
SERVICE MANUAL
STEREO CASSETTE
OECK
M O D E L I M O .
AD-R450
T Y P E . H B
j
H U B
j
H J B
j
C B
j
E B
j
K B
j
G B
j
Z
SPECIFICATIONS
Type
Track format
Power supply
Power
consumption
Frequency
response
Signal-to-noise
ratio
Wow and flutter
Tape speed
Rewind time
Fast forward time
Stereo cassette tape deck
4 tracks 2 channels
AD-R450 E, Z
AC 220 V, 50/60 Hz
AD-R450 K, G
AC 240 V, 50/60 Hz
AD-R450 U, C
AC 120 V, 60 Hz
A D -R 4 5 0 H, H U , HJ
AC 120 V/220 V-240 V switchable,
50/60 Hz
15 W
METAL tape: 2 0 -1 8 ,0 0 0 Hz
C r0 2 position tape: 20— 17,000 Hz
NORMAL tape: 2 0 -1 6 ,0 0 0 Hz
73 dB (METAL tape DOLBY C NR
ON)
According to DIN 45 500
0.1%
0.04% (WRMS)
4.8 cm/sec. (1 -7 /8 tps)
70 sec. (C-60)
70 sec. (C-60)
Recording system
Erase system
Motor
Head
Inputs
Outputs
Dimensions
Weight
Accessories
AC bias (frequency 85 kHz)
AC erase
DC Servomotor
x 1, DC Motor x 1
DX head
LINE IN maximum input
sensitivity: 50 mV (over 50 k fi)
DIN max sensitivity (Z model only):
0.1 m V /kfi (3.3 k fi)
LINE OUT standard output level:
0.4 V(0VU); suitable load
impedance: over50 k fi;
DIN standard level (Z model only):
0.4 V(0VU)
Headphones: 8 — 32 i i
420(W) X110(H) x300(D) mm
4.4 kg
Stereo pin cord (2)
Design and specifications are subject to change w ithout
notice.
Noise reduction system manufactured under license
from Dolby Laboratories Licensing Corporation.
Dolby and the □□ symbol are trademarks of Dolby
laboratories licensing corporation.