JVC DD-9 A User Manual

Specifications
Type : Component stereo cassette deck
Track system : 4-track, 2-channel
Tape speed : 1-7/8 inch/sec (4.8 cm/sec)
Frequency response :
(—20 VU recording)
Metal tape o4
; 15—20,000 Hz
25—18,000 Hz (+ 3 dB)
SA/Chrome tape*2; 15—20,000 Hz
25—18,000 Hz (+ 3 dB)
SF/Normal tape *3; 15—19,000 Hz
(0 VU recording)
Metal tape
SA/Chrome tape
SF/Normal tape
25—17,000 Hz (+ 3 dB)
; 25—12,500 Hz (+ 3 dB)
; 25—8,000 Hz (+ 3 dB)
; 25—8,000 Hz (+ 3 dB)
Frequency response when using the
computer B.E.S.T. tuning system:
(—20 VU recording)
Metal tape
SA/Chrome tape
SF/Normal tape
Note: “1
; 40—12,500 Hz (+ 1 dB)
; 40—12,500 Hz (+ 1 dB)
; 40—12,500 Hz (+ 1 dB)
Those values are almost the same
for all types of tapes when the com-
puter B.E.S.T. tuning system is used.
JVC ME or Equivalent
*2 ..... TDK SA or Equivalent
Lic ea
S/N ratio
NR effect
Wow and flutter
Crosstalk
Harmonic distortion:
MAXELL UD or Equivalent
; 60 dB (DIN 45 500 weighted,
Metal tape)
; 5 dB at 1 kHz,
10 dB at 5 Cae {lANRS/Dolby B NR)
15 dB at 500 Hz
20 dB at 1 kHz _f (Dolby © NR)
: 0.019% (WRMS) with JVC test tape
0.055% (DIN 45500) with MAXELL
UD tape
: 65 dB (1 kHz)
K3; 0.4%, THD; 1.0%
(Metal tape, 1 kHz, 0 VU)
Bias
Erasure
Heads
Motors
Fast forward time
Rewind time
Semiconductors
Input terminals
Mic jack x 2
Input jack x 2
Output terminals
Output jack x 2
Phone jack x 1
DD-9A/B/C/E/J/U
: AC bias
: AC erasure
: 3 heads
SEN ALLOY head for recording,
SEN ALLOY X-cut type for play-
back and two-gap SEN ALLOY head
for erasure
: Quartz-lock pulse servo DD motor
(for Capstan)
DC motor (for Reel}
: 85 sec or less with C-60 cassette
: 85 sec or less with C-60 cassette
: 45 ICs, 140 transistors, 88 diodes,
2 hall (C, 18 LEDs
Max. sensitivity; 0.2 mV (—72 dBs)
Matching impedance; 600 §2~ 10 kQ2
Min. input level; 80 mV (—20 dBs)
Input impedance; 100 k{2
; Output level; O ~ 500 mV
Output impedance; 5 kQ2
; Output level; O ~ 0.6 mW/8 G2
Matching impedance; 8 Q) ~ 1 kQ
Remote control socket: 8 pin DIN type (for R-50E optional)
Power requirement
Power consumption
Dimensions
Weight
: AC 240 V, 50 Hz (DD-9A)
AC 120 V, 50 Hz (DD-9C/J)
AC 240/220/120 V, 50/60 Hz
(DD-9B/E)
AC 240/220/120/100 V, 50/60 Hz
(DD-9U)
> 40 W
> 17-3/4" (450 mm) W
12-3/4" (325 mm) D
4-3/8” (110 mm) H
(with feet, buttons, switches)
: 18.5 Ibs (8.4 kg)
Design and specifications subject to change without notice.
No. 4198

JVC DD-9 A Specifications

General

Brand	JVC
Model	DD-9 A
Category	Cassette Player
Language	English