
The Fonestar PROX-240S is a powerful and versatile Public Address (PA) amplifier designed for sound coverage in single-zone areas. It is suitable for installations using 100 V line or low impedance loudspeakers in commercial premises, educational centers, and similar environments.
Output Power: 240 W RMS.
Zone Control: Single Zone output, compatible with 100 V line or 4 Ω speakers.
Inputs: 4 x balanced mic/line inputs (all with Phantom 48 V), 2 x auxiliary inputs, 1 x Emergency input (100 V line), and 1 x Mute input (contact closure).
Priority System: Includes a comprehensive priority system for announcements, starting with the Emergency input, followed by the Mute contact, and then Microphone Channel 1 (all mic channels feature selectable VOX priority).
Controls: Individual microphone volume, Master volume, AUX input selector, Tone controls (bass and treble), Microphone gain, and Priority activation signal level (VOX).
Design: Can be used on a desktop or installed in a 2 U 19” rack (rack mounts included).
Cooling: Cooling by forced ventilation controlled by temperature.
| Feature | Specification |
| Power | 240 W RMS |
| Response | 40 - 20,000 Hz (-10 dB) |
| Distortion | THD+N: < 1% @ 1 kHz |
| Speaker Outputs | 100 V or 4 Ω (screw terminals) |
| Inputs | 4 x Mic/Line (balanced, 48 V Phantom), 2 x AUX, 1 x Emergency (100 V), 1 x Mute |
| Impedance | 4 Ω and 100 V (42 Ω) line |
| Power Consumption | 480 W (Power Supply) |
| Dimensions (W x H x D) | 433 x 89 x 360 mm (2 U 19” rack) |
| Weight | 11.4 kg |