Akai CS-705D

Eve
No. 1
PRELIMINARY SERVICE MANUAL
mopEL CS-705D
DATE June 1976
Technical Data
1) Track System
2) Tape Speed
3) Wow and Flutter
4) Frequency Response
5) Distortion
6) Signal to Noise Ratio
7) Erase Ratio
8) Bias Frequency
9) Heads
10) Motor
11) FF and RWD Time
12) Output Jacks
13) Input Jacks
14) DIN Jack
15) Semiconductors
16) Power Requirements
17) Dimensions
18) Weight
4 track 2 channel stereo system
1-7/8 ips
Less than 0.08% WRMS (NAB)
Less than 0.24% (DIN 45507)
35 to 14,000 Hz *3 dB using Low Noise tape
35 to 15,000 Hz *3 4B using Chrome tape
35 to 16,000 Hz ix dB using Fe-Cr tape
Less than 1.5% using Low Noise tape (1,000 Hz "0" VU)
Better than 51 dB (measured via tape with peak
recording level of +3 VU)
Dolby Switch ON: Improves up to 10 dB above 5 kHz
Better than 70 dB
85 kHz
(2): One Recording/Playback Head, One Erase Head
(1): Electronically Speed Controlled DC Motor
80 sec using a C-60 cassette tape
Line(2): 410 mV("0" VU)/Required load impedance:
more than 20 k ohms
Phone(1): 50 mV/8 ohms
Microphone(2): 0.3 mV/Required microphone
impedance: 600 ohms
Line(2): 70 mV/100 k ohms
Input 0.3 mV/Output 410 mV
Transistors 24, Diodes 25, ICs 2
CSA, UL and LA Models: 120V, 60 Hz only
CEE Models: 220V, 50 Hz only
_Other Models: 110/120/220/240V, 50/60 Hz(Switchable)
440(W)x165(H)x300(D)mm, (17.3"x6.4"x11.8")
6.8-kg (15.0 lbs)
Noise reduction circuit made under license from Dolby Laboratories Inc. The word
‘DOLBY' and the Double-D symbol are trademarks of Dolby Laboratories Inc.
AKAI ELECTRIC CoO., LTD.
(P.0.BOX 21, Tokyo International Airport, Japan)
12-14, 2-chome, Higashi-Kojiya, Ohta-ku, Tokyo, Japan
Printed in Japan 334