Olympus DS-3500 - Manual (Page 18)

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Specifications
General points:
4 Recording format:
DS2 (Digital Speech Standard Pro)
Linear PCM (Pulse Code Modulation)
MP3 (MPEG-1 Audio Layer3)
4 Recording media:
microSD, SD card (512 MB to 32 GB)
4 Sampling frequency:
DS2 format:
[DSS Pro QP] 16 kHz
[DSS Pro SP] 12 kHz
Linear PCM format:
[PCM ST] 44.1 kHz
MP3 format:
[256kbps] 44.1 kHz
[128kbps] 44.1 kHz
4 Speaker:
Built-in ø23 mm round dynamic
speaker
4 MIC/EAR jack:
ø3.5 mm mini-jack, impedance
MIC 2 kΩ, EAR 8 Ω or more
4 Maximum working output
(DC 3.7 V):
235 mW (8 Ω speaker)
4 Maximum headphone
output:
â 150 mV (according to EN
50332-2)
4 Input power requirement:
Battery: Lithium ion battery
(LI-42B)
External power supply: AC
adapter (A517) 5 V (optional)
4 External dimensions:
114.5 mm × 49.8 mm × 17.5 mm
(without protrusions)
4 Weight:
107 g (Including battery)
4 Operating temperature:
0°C - 42°C
Overall frequency response
4 During recording mode
(Microphone jack):
DS2 format:
[DSS Pro QP] 200 Hz to 7 kHz
[DSS Pro SP] 200 Hz to 5 kHz
Linear PCM format:
[PCM ST] 50 Hz to 21 kHz
MP3 format:
[256kbps] 50 Hz to 20 kHz
[128kbps] 50 Hz to 17 kHz
4 During recording mode
(Built-in microphone):
20 Hz to 20 kHz (However, when
recording in the MP3 format, the
upper limit value of the frequency
response depends on each recording
mode)
Guide to battery life
The following values are strictly
references.
4 During recording mode
(Built-in microphone):
DS2 format:
[DSS Pro QP] Approx. 18 h.
[DSS Pro SP] Approx. 21 h.
Linear PCM format:
[PCM ST] Approx. 20 h.
MP3 format:
[256kbps] Approx. 20 h.
[128kbps]
Approx. 20 h.
30 min.
4 During playback mode
(Earphone playback):
DS2 format:
[DSS Pro QP] Approx. 21 h.
[DSS Pro SP] Approx. 21 h.
Linear PCM format:
[PCM ST] Approx. 19 h.
MP3 format:
[256kbps] Approx. 19 h.
[128kbps] Approx. 20 h.
Guide to recording times:
The following values are strictly
references.
4 DS2 format:
Memory
size
[DSS Pro
QP]
[DSS Pro
SP]
2GB 149 h. 306 h.
4GB 300 h. 615 h.
8GB 604 h. 1,237 h.
Specifications and design are
subject to change without notice.
Battery life is measured by
Olympus. It varies greatly
according to the conditions of use.
4 Linear PCM format:
Memory size [PCM ST]
2GB 3 h.
4GB 6 h.
8GB 12 h. 5 min.
4 MP3 format:
Memory
size
[256kbps] [128kbps]
2GB
16 h.
30 min.
33 h.
4GB 33 h.
66 h.
30 min.
8GB
66 h.
30 min.
133 h.
• The above are the standard times,
and the available recording time
will vary depending on the card.
• Available recording time may be
shorter if many short recordings are
made.
Maximum recording time
per file:
• The maximum capacity for a single
file is limited to approx. 4 GB for
MP3.
• Regardless of the remaining
memory amount, the longest sound
recording time per file is restricted
to the following value.
4 DS2 format:
[DSS Pro QP] 99 h. 59 min.
[DSS Pro SP] 99 h. 59 min.
4 Linear PCM format:
[PCM ST]
Approx. 3 h.
20 min.
4 MP3 format:
[256kbps]
Approx. 37 h.
10 min.
[128kbps]
Approx. 74 h.
30 min.