Olympus DM-4 - Manual (Page 13)

13
EN
Guide to recording times
Linear PCM format
Recording
mode
Built-in memory
(4 GB) (DM-2)
Built-in memory
(8 GB) (DM-4)
microSD card
1 GB
2 GB 4 GB
48 kHz 5 h. 15 min. 11 h. 05 min. 1 h. 15 min. 2 h. 45 min. 5 h. 30 min.
44.1 kHz 5 h. 45 min. 12 h. 05 min. 1 h. 20 min. 3 h. 6 h.
MP3 format
Recording
mode
Built-in memory
(4 GB) (DM-2)
Built-in memory
(8 GB) (DM-4)
microSD card
1 GB
2 GB 4 GB
320 kbps 25 h. 30 min. 53 h. 6 h. 30 min. 13 h. 30 min. 27 h.
128 kbps 63 h. 30 min. 133 h. 16 h. 30 min. 34 h. 68 h.
WMA format
Recording
mode
Built-in memory
(4 GB) (DM-2)
Built-in memory
(8 GB) (DM-4)
microSD card
1 GB
2 GB 4 GB
ST XQ 62 h. 30 min. 130 h. 16 h. 33 h. 66 h.
LP 977 h. 2043 h. 255 h. 531 h. 1042 h.
Maximum recording time per file
Linear PCM format MP3 format WMA format
48 kHz 3 h. 320kbps 29 h. 40 min. ST XQ 72 h. 50 min. HQ 291 h. 30 min.
44.1 kHz 3 h. 20 min. 256kbps 37 h. 10 min. ST HQ 145 h. 40 min. SP 574 h.
192kbps 49 h. 40 min. ST SP 291 h. 30 min. LP 1139 h. 20 min.
128kbps 74 h. 30 min.
Guide to battery life
Recording mode
Built-in stereo microphone
(During recording mode)
Built-in speakers
(During playback mode)
Earphone Playback
PCM 48kHz 13 h. 12 h. 20 h.
MP3 128kbps 25 h. 12 h. 30 min. 20 h.
ST XQ 24 h. 12 h. 30 min. 21 h.
LP 29 h. 13 h. 22 h.
• The above values are strictly rough guides.
• Battery life is measured by Olympus. It varies greatly according to the type of batteries used and the conditions of use.
Specifications and design are subject to change without notice.
Overall frequency response
4
During recording or playback
mode:
Linear PCM format
Recording
mode
Overall frequency
response
48 kHz 40 Hz to 23 kHz
44.1 kHz 40 Hz to 21 kHz
MP3 format
Recording
mode
Overall frequency
response
320 kbps 40 Hz to 20 kHz
256 kbps 40 Hz to 20 kHz
192 kbps 40 Hz to 19 kHz
128 kbps 40 Hz to 17 kHz
WMA format
Recording
mode
Overall frequency
response
ST XQ 40 Hz to 19 kHz
ST HQ 40 Hz to 16 kHz
ST SP 40 Hz to 9 kHz
HQ 40 Hz to 13 kHz
SP 40 Hz to 8 kHz
LP 40 Hz to 3 kHz
4 Built-in stereo microphone (During recording mode):
DM-4: 70 Hz to 20 kHz
DM-2: 70 Hz to 20 kHz
• However, when recording by the MP3 format or the WMA format, the upper limit value of the frequency
response depends on each recording mode (see above diagram).