Sony NW-E53/E73 Manuale Utente
38
Signal-to-noise ratio (S/N)
80 dB or more (excluding ATRAC3 66 kbps)
Dynamic range
85 dB or more (excluding ATRAC3 66 kbps)
Operating temperature
5˚C to 35˚C (67˚F to 95˚F)
Power source
Size AAA (LR03) alkaline battery
Battery life (continuous
playback)
playback)
ATRAC3 format: Approximately 70 hours
ATRAC3plus format: Approximately 60 hours
MP3 format: Approximately 50 hours
ATRAC3plus format: Approximately 60 hours
MP3 format: Approximately 50 hours
Dimension
56
×
37.3
×
15 mm (2
1
/
4
×
1
1
/
2
×
19
/
32
inches)
(w/h/d, projecting parts not included)
Mass
Approx. 40 g (2 oz) (battery not included)
Supplied accessories
Headphones (1)
Dedicated USB cable (1)
CD-ROM (1)
Operating Instructions (1)
SonicStage operating instructions (1)
Dedicated USB cable (1)
CD-ROM (1)
Operating Instructions (1)
SonicStage operating instructions (1)
Design and specifications are subject to
change without notice.
change without notice.
US and foreign patents licensed from Dolby
Laboratories.
Laboratories.
Sampling frequency
ATRAC3, ATRAC3plus,MP3: 44.1 kHz
Audio compression technology
Adaptive Transform Acoustic Coding3 (ATRAC3)
Adaptive Transform Acoustic Coding3plus
(ATRAC3plus)
MPEG1 Audio Layer-3 (MP3): 8 to 320 kbps,
variable bit rate-compliant
Adaptive Transform Acoustic Coding3plus
(ATRAC3plus)
MPEG1 Audio Layer-3 (MP3): 8 to 320 kbps,
variable bit rate-compliant
Frequency response
20 to 20,000 Hz (single signal measurement)
Output
Headphone: Stereo mini-jack
ATRAC3plus*
1 hr. 00 min. (256 kbps)
4 hr. 10 min. (64 kbps)
5 hr. 50 min. (48 kbps)
4 hr. 10 min. (64 kbps)
5 hr. 50 min. (48 kbps)
ATRAC3*
2 hr. 00 min. (132 kbps)
2 hr. 30 min. (105 kbps)
4 hr. 10 min. (66 kbps)
2 hr. 30 min. (105 kbps)
4 hr. 10 min. (66 kbps)
MP3
1 hr. 00 min. (256 kbps)
2 hr. 00 min. (128 kbps)
2 hr. 00 min. (128 kbps)
ATRAC3plus*
2 hr. 00 min. (256 kbps)
8 hr. 30 min. (64 kbps)
11 hr. 40 min. (48 kbps)
8 hr. 30 min. (64 kbps)
11 hr. 40 min. (48 kbps)
ATRAC3*
4 hr. 10 min. (132 kbps)
5 hr. 10 min. (105 kbps)
8 hr. 20 min. (66 kbps)
5 hr. 10 min. (105 kbps)
8 hr. 20 min. (66 kbps)
NW-E73
Specifications
Maximum recording time (Approx.)
NW-E53
MP3
2 hr. 00 min. (256 kbps)
4 hr. 00 min. (128 kbps)
4 hr. 00 min. (128 kbps)
* The values for ATRAC3, ATRAC3plus apply if
the MP3 File Manager software has been erased
from the built-in flash memory.
from the built-in flash memory.