This is a user manual that introduces the correct usage methods of the Olympus DS-50, DS-40, and DS-30 digital voice recorders.
This manual introduces the Olympus DS-50/DS-40/DS-30 digital voice recorders, describing their main features, safety precautions, and how to get started. It covers recording modes, playback options, battery usage, and how to connect the device to a PC for file management.
Key sections include Safe and Proper Usage, Getting Started, About Recording, About Playback, Erase and Other Functions, Display and Sound Functions, Menu Setting, Using the Recorder on Your PC, Managing Files on Your PC, and a full Specifications list. The document also provides troubleshooting tips and contact information for technical support.
| Recording format | WMA (Windows Media Audio) |
|---|---|
| Input level | -70 dBv |
| Sampling frequency (ST XQ mode) | 44.1 kHz |
| Frequency response (ST XQ mode) | 50 to 19,000 Hz |
| Alkaline battery life (ST XQ mode) | Approx. 20 hours |
| Ni‑MH rechargeable battery life (ST XQ mode) | Approx. 15 hours |
| Recording medium | Built‑in flash memory (DS-50: 1 GB, DS-40: 512 MB, DS-30: 256 MB) |
| Speaker | Built‑in ø23 mm round dynamic speaker |
| External dimensions | 96 × 37.5 × 16 mm |
| Weight | 73 g |
It uses two AAA alkaline batteries or two Ni‑MH rechargeable batteries.