The Adastra DM25 is a compact and versatile 100V line mixer-amplifier, delivering an RMS output of 25W. Designed for small to medium-sized audio installations, it suits a range of environments, including retail stores, offices, and educational facilities. The DM25 integrates multiple audio playback options, including USB, FM radio, and Bluetooth connectivity, providing a comprehensive solution for background music and public address applications.
Housed in a robust steel chassis measuring 280 x 205 x 67mm and weighing 1.34kg, the DM25 is built for durability and reliability. Its compact design allows for easy integration into various setups, while the front panel features user-friendly controls for media playback, volume adjustment, and equalisation. The inclusion of a clear LED screen enhances usability, providing real-time information on the selected audio source and track details.
| Specification | Details |
|---|---|
| Power Output | 25W RMS |
| Power Source | Corded |
| Audio Sources | USB player, FM tuner, Bluetooth receiver |
| Bluetooth Version | 2.1 |
| Microphone Input | 6.3mm jack (unbalanced) |
| Line Inputs | 2 x RCA (summed to mono) |
| Line Output | 2 x RCA |
| Speaker Outputs | COM, 100V, and 4-16Ω (spring terminals) |
| Antenna Connection | F connector for FM tuner |
| Dimensions (W x D x H) | 280 x 205 x 67mm |
| Weight | 1.34kg |
The DM25 offers reliable performance for uninterrupted playback in commercial environments. The integration of multiple audio sources makes it highly versatile, while the simple front-panel interface ensures it can be operated without specialist knowledge. Suitable for use with both high-impedance (100V line) and low-impedance (4-16Ω) speaker systems, it provides a robust audio backbone for any small-scale public address or music distribution setup.
Q: Can I stream music wirelessly to the DM25?
A: Yes, the DM25 features built-in Bluetooth 2.1, enabling wireless streaming from compatible devices.
Q: What type of microphone can I use with this amplifier?
A: You can connect a dynamic microphone via the 6.3mm unbalanced input jack.
Q: Does the amplifier support stereo sound?
A: The audio inputs are summed to mono, which is standard for 100V line systems and ensures consistent audio across multiple speaker zones.
Q: Can I use both 100V and 4-16Ω speakers?
A: Yes, the DM25 supports both configurations through dedicated spring terminal outputs.
Q: Is there a remote control included?
A: No, the DM25 does not include a remote control, although all playback and EQ controls remain easily accessible from the front panel.
