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Compact 50W digital amplifier
C-AF50D | Commend
Compact and versatile 50W digital amplifier, suitable for 19" rack or on-site installation, ideal for intercom and public address applications in public spaces, offices, tunnels, garages, and noisy industrial sites. It offers low-impedance or 70/100V speaker outputs, short-circuit and overload protection, line monitoring to intercom servers and speakers (licensed), and up to 16kHz bandwidth for high voice intelligibility. The rugged plastic chassis ensures durability and reliability.
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Description
Description
The Commend AF 50D digital amplifier is designed to provide flexibility and reliability in intercom and public address systems. With a power output of 50 W RMS and selectable outputs for low-impedance (minimum 4 Ω) or 70/100 V loudspeakers, it ensures clear and efficient sound distribution. Integrated short-circuit and overload protection, together with the option of licensed loudspeaker line monitoring, ensure safe operation even in complex environments. Thanks to its compact design, it can be installed in a 19" rack, on the wall, or on site, saving cabling and facilitating integration with existing systems.
Main Features
- Output power 50 W RMS; low impedance speakers (≥ 4 Ω) or 70/100 V.
- Highly efficient Class-D amplifier with low heating.
- Short circuit and overload protection.
- Line monitoring between amplifier and intercom server; loudspeaker line monitoring (license L-AF-LM).
- Audio band from 50 Hz to 15 kHz; transmission up to 16 kHz for maximum voice intelligibility.
- Microphone, line, contact and remote volume control inputs 0–10 V; relay output.
- Power supply 20–26 VDC (max. consumption 2.6 A at 4 Ω / 50 W); connection via removable terminals.
- Dimensions 201 × 44 × 255 mm; weight approx. 1.6 kg; IP20 protection rating.
- Flexible installation: 19 rack, wall mounting or tabletop (optional kits).