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Amplifiers CHLD LS-250 Public Address (PA) Mixer Amplifier 6 Zones | LS_ 250w

Specifications Front Panel Display • LCD digital screen showing input mode, playback status, and system information • Real-time monitoring of active sources and zones Microphone Inputs • 3 × MIC inputs (MIC 1 / MIC 2 / MIC 3) • Individual volume controls per microphone • Designed for paging, announcements, and speech applications Line / AUX Inputs • Stereo RCA Line Inputs (L/R) for external audio sources • Independent input level control • Supports background music playback from external devices Tone & Volume Control • Bass adjustment for low-frequency tuning • Treble adjustment for high-frequency control • Master volume control for overall system output Media Playback System • Built-in MP3 player • USB port and SD card slot support • Playback controls: Play / Pause, Next, Mode selection Zone Control System • 6 independent speaker zones (Z1–Z6) • Individual zone activation buttons • LED indicators for active zones • Flexible audio routing per area Build & Design • Standard rackmount design (19-inch compatible) • Metal chassis with integrated handles • Professional installation-oriented construction Rear Panel Connectivity • 3 × microphone input jacks (¼″ / balanced support) • RCA stereo line inputs (L/R) • Line output / monitor output for linking or recording • FM antenna port for built-in radio functionality • 6-zone screw terminal block (Z1–Z6) Speaker Output Options • 4–16Ω low-impedance output • 70V constant voltage system support • 100V constant voltage system support • Compatible with ceiling, wall, and long-distance PA speaker systems Power & Protection • 220V AC input power • Built-in fuse protection • Cooling fan and ventilation system for heat management Use Case & Applications • Schools, universities, and classrooms • Mosques, churches, and community halls • Offices, malls, and retail environments • Paging and emergency announcement systems • Multi-zone background music distribution systems
JOD 190.000
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CHLD LS-250 Multi-Zone Mixer Amplifier — Full Description

This is a professional public-address (PA) mixer amplifier designed for commercial and institutional audio systems. It combines mixing, control, playback, and amplification in one unit — ideal for multi-zone paging, music distribution, and public announcements.

LCD / Digital Screen

  • Central display for mode, input, playback info, and settings.

  • Helps navigate menus and see active inputs or zones.

Microphone Input Controls

  • 3 separate MIC inputs

    • Typically labeled MIC 1, MIC 2, MIC 3

    • Each has its own volume knob

    • Designed for paging microphones, speeches, announcements

Line / AUX Input Controls

  • Input level knobs for AUX / Line stereo input

  • Accepts background music sources like phones, players, mixers

Tone & Master Controls

  • Bass control

  • Treble control

  • Master volume control for overall output level

Media Playback Controls

  • Built-in MP3 player controls:

    • Play / Pause

    • Next / Previous

    • Mode switch

  • Typically supports:

    • USB playback

    • SD card playback

Zone Buttons / Indicators

  • Can enable/disable 6 separate speaker zones

  • LED indicators show active zones

Build & Design

  • Standard 1U rackmount width

  • Metal chassis with handles

  • Professional look for racks or shelf installations

Microphone Inputs

  • 3 × MIC input jacks (¼″ or balanced)

  • For connecting wired microphones or paging mics

Line Inputs & Output

  • RCA Line Inputs (L/R) — for external audio

  • Line Output / Pre Out — feeds external amps or recorders

FM Antenna

  • Connector for an FM radio antenna

  • Suggests integrated FM tuner

Speaker Outputs

Supports multiple PA speaker configurations:

  • Low-impedance (4–16Ω) output

  • 70V output

  • 100V output
    Allows hooking up:

  • Ceiling speakers

  • Wall speakers

  • Zone speaker clusters

Zone Terminal Block

  • 6 zone outputs labeled Z1–Z6

  • Screw-type speaker terminals for each zone

  • Individual power routing for:

    • Classrooms

    • Hallways

    • Shops

    • Lounges

    • Offices

Protection & Cooling

  • Ventilation holes & fan

  • Prevents overheating during long use

Power Input

  • Standard 220V AC power inlet

  • Fuse protection

 

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