Specifications

Specifications

13

168

Recording medium

Built-in flash memory

DS-71: 4 GB

DS-61: 2 GB

Recording format

Linear PCM (Pulse Code Modulation) (DS-71)

WMA (Windows Media Audio)

Input level

–63 dBv

Sampling frequency

PCM mode: 44.1 kHz

STEREO XQ mode: 44.1 kHz

STEREO HQ mode: 44.1 kHz

STEREO SP mode: 22 kHz

HQ mode: 44.1 kHz

SP mode: 22 kHz

LP mode: 8 kHz

Overall frequency response

PCM mode: 50 to 20,000 Hz

STEREO XQ mode: 50 to 19,000 Hz

STEREO HQ mode: 50 to 16,000 Hz

STEREO SP mode: 50 to 9,000 Hz

HQ mode: 50 to 13,000 Hz

SP mode: 100 to 8,000 Hz

LP mode: 100 to 3,000 Hz

Speaker

Built-in ø23 mm round dynamic speaker

MIC jack

ø3.5 mm mini-jack, impedance 1.4kΩ or more

EAR jack

ø3.5 mm mini-jack, impedance 8Ω or more

Maximum working output (3 V DC)

250 mW or more (8 Ω speaker)

Maximum working output (3 V DC)

250 mW or more (8 Ω speaker)

Maximum headphone output

≦150mV (according to EN 50332-1)

Wide band characteristic headphone output

75 mV ≦ (according to EN 50332-2)

Clock accuracy

Monthly deviance less than 120 seconds.

Input power requirement

Rated voltage: 3 V

Batteries: Two AAA batteries (LR03, R03 or ZR03) or Two Ni-MH rechargeable batteries

External power supply: AC adapter

3V300mA

External dimensions

Recorder:96 x 37.5 x 16 mm (without protrusions) Microphone(ME55S) + Recorder:

111 x 37.5 x 16 mm (without protrusions)

Weight

Recorder:73 g

(including alkaline batteries) Microphone(ME55S) + Recorder: 80g (including alkaline batteries)