Specifications

4Wireless standards

Complies with IEEE802.11b/g Supports IEEE802.11n* technology * Only the 2.4 GHz band

•The communication speed and distance may vary depending on ambient conditions such as the radio environment, obstacles and installation environment.

4Transmission scheme

OFDM modulation scheme (IEEE802.11g/n)

DSSS modulation scheme (IEEE802.11b)

4Wireless communication mode

Infrastructure mode (AP mode)

4Security

WPA2-PSK (AES/TKIP)

4Speaker

Built-in ø20 mm round dynamic speaker

4MIC jack

ø3.5 mm impedance 2.2kΩ

4EAR jack

ø3.5 mm impedance 8Ω or more

Frequency response

4When recording from MIC jack

Linear PCM format

48.0 kHz/16 bits

40 Hz to 23 kHz

 

 

44.1 kHz/16 bits

40 Hz to 21 kHz

 

 

MP3 format

256 kbps

40 Hz to 20 kHz

 

 

128 kbps

40 Hz to 17 kHz

 

 

WMA format

32 kbps mono

40 Hz to 13 kHz

 

 

8 kbps mono

40 Hz to 3 kHz

 

 

4When recording with built-in stereo microphone

70 Hz to 20 kHz (frequency response upper limit is set by recording mode during MP3/WMA-format recording)

8

4

Power source

4 During playback

 

Standard voltage: 3.7V

20 Hz to 20 kHz

 

Battery: Lithium-ion battery

 

 

External power supply: USB connection,

 

 

AC adapter (A514) (DC5V)

 

4

External dimensions

 

115 mm×51 mm×17.9 mm

(Not including largest projection)

4Weight

105 g (including battery)

4Operating temperature

0 to 42°C (32 to 107.6°F)

Specifications

EN

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Olympus DM-901 user manual Specifications
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DM-901 specifications

The Olympus DM-901 is a sophisticated digital voice recorder designed for professionals and everyday users alike, merging cutting-edge technology with ease of use. It offers a wealth of features aimed at enhancing recording quality, playback, and overall user experience.

One of the key highlights of the DM-901 is its impressive stereo recording capability. The device is equipped with high-quality microphones that capture audio with remarkable clarity, making it ideal for lectures, interviews, and meetings. Users can select between various recording formats, including PCM for lossless audio quality. This flexibility ensures that users can tailor their recording settings based on their needs, whether for professional audio setups or casual note-taking.

The DM-901 boasts a user-friendly interface that includes a large color display. This high-resolution screen enhances navigability, allowing users to easily browse through files, access settings, and manage recordings. The touch panel functionality further streamlines the operation, making it intuitive to interact with the device without the need for extensive physical buttons.

One of the standout features of this recorder is its voice activation function. This technology allows the DM-901 to start and stop recording automatically when it detects sound, helping to conserve battery life and storage space. Additionally, the device includes a variety of advanced noise reduction technologies that filter out background sounds, ensuring that the primary audio is crisp and clear.

The Olympus DM-901 supports multiple file formats, including MP3 and WAV, which enhances its compatibility with various devices and software. Users can easily transfer files to computers or mobile devices via USB, allowing for efficient data management and backup.

The device is powered by a rechargeable battery, providing long recording times that cater to intensive users. With up to 40 hours of recording time on a single charge, professionals can rely on it during extensive meetings or conferences without fear of losing power.

Furthermore, the DM-901 is equipped with an advanced indexing system. This feature allows users to assign markers during recordings, making it easy to locate important sections later. The inclusion of a calendar function assists in organizing recordings by date, ensuring users can manage their audio files effectively.

In conclusion, the Olympus DM-901 stands out as a versatile and reliable digital voice recorder. With its superior recording quality, smart features, and user-friendly design, it meets the needs of varied users from students to business professionals. Its blend of functionality and technology makes it a valuable tool for anyone looking to capture high-quality audio content.
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