Specifications - Sharp MD-SR70H Operation Manual

Portabler mini-disc recorder
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SPECIFICATIONS

As a part of our policy of continuous improvement, SHARP reserves the right to make
design and specification changes for product improvement without prior notice.
The performance specification figures indicated are nominal values of production units.
There may be some deviations from these values in individual units.
General
Power
source:
DC 1.2V:
Rechargeable Nickel-Metal Hydride
battery (AD-N70BT) x 1
DC 5V:
AC adaptor (AC 220 - 230V, 50/60
Hz)
DC 1.5V:
Commercially available, "AA" (LR6)
size, alkaline battery x 1
DC 4.5V:
Optional car adaptor, AD-CA20X
(for cars with a 12-24V DC negative
earth electrical system)
Power con-
sumption:
7 W (AC adaptor)
Output
RMS; 20 mW (10 mW + 10 mW)
power:
(0.2% T.H.D.)
Charging
Approx. 3.5 hours (90 %)
time:
Approx. 5.5 hours (fully charged)
(When using the AC adaptor in-
cluded with the unit)
Battery life:
When using the re-
When using a com-
chargeable battery
mercially available,
AD-N70BT
(fully
high capacity, "AA"
charged) included
(LR6) size, alkaline
with the unit
battery
Continuous recording:
Continuous recording:
Approx. 4.5 hours
Approx. 3 hours
Continuous play:
Continuous play:
Approx. 6.5 hours
Approx. 7 hours
The continuous recording time is for analogue
inputs when the volume level is set to "VOL
0".
The continuous play time shows the value
when the volume level is set to "VOL 15".
The above values are the standard values
when the unit is charged and used at an am-
bient temperature of 20 C (68 F).
The operating time when using an alkaline
battery may be different, depending on the
type and manufacturer of the battery, and on
the operating temperature.
Input sensitivity:
Recording
Reference
level
input level
MIC H
0.25 mV
MIC L
2.5 mV
LINE
100 mV
Output level:
Specified
output
Earphones
250 mV
LINE
(-12dB)
Dimensions:Width: 99.9 mm (3-15/16")
Height: 22.9 mm (29/32")
Depth: 77.9 mm (3-3/32")
Weight:
191 g (0.42 lbs.) with rechargeable
battery
Input
Line/optical digital, microphone
socket:
(powered by the main unit)
Output
Earphones
socket:
ohms)/remote control unit
MiniDisc Recorder
Type:
Portable MiniDisc recorder
Signal read- Non-contact, 3-beam semi-conduc-
out:
tor laser pick-up
Audio chan- Stereo 2 channels/monaural (long-
nels:
play mode) 1 channel
Frequency
response:
20 – 20,000 Hz ( 3 dB)
Rotation
speed:
Approx. 400 – 900 rpm
Error cor-
ACIRC (Advanced Cross Interleave
rection:
Reed-Solomon Code)
Coding:
ATRAC (Adaptive Transform Acous
tic Coding), 24-bit computed type
Recording
Magnetic modulation overwrite
method:
method
Sampling
44.1 kHz (32 kHz and 48 kHz signals
frequency: are converted to 44.1 kHz, and then
recorded.)
Wow and
Unmeasurable (less than 0.001%
)
flutter:
W. peak
E-40
Input
impedance
10 k ohms
10 k ohms
20 k ohms
Maximum
Load
output
impedance
level
10 mW +
32 ohms
10 mW
10 k ohms
(impedance:
32

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