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Adastra CS4 Call Station & Paging Microphone for RM244V Mixer Amplifier

by Adastra
£115.00 (inc. VAT)

Adastra call station / paging microphone with call station base for use with the Adastra RM244V mixer amplifier.

Connected via RJ45 for both signal and power to simplify wiring. Zone assign buttons enable calling to one or all zones. Pressing the page button mutes all audio playback and plays one of 8 selectable chimes, opening the microphone to the selected zone(s). Pressing the reset button mutes the microphone and resumes background music playback to all zones. This system offers 4-zone paging without the additional cost of using a quad amplifier.


  • For use with the RM244V amplifier 

  • Assignable to individual or all 4 zones

  • 8 selectable chime settings 

  • 3.5mm aux input

  • Up to 1km remote wiring over CAT5

  • Supplied with 1m RJ45 patch lead

    See SPECIFICATION tab for technical specs


    Power supply: 24Vdc, 500mA from RJ45 or optional adaptor

    Max. connection length: 100m (CAT5 cable) or 1km with optional 24Vdc adaptor

    Capsule: Back electret condenser

    Polar pattern: Cardioid

    Controls: Aux/Mic/Chime levels, chime DIP switches, zone/page buttons

    Connectors: RJ45 to amplifier, 24Vdc power jack, 3.5mm aux in

    Frequency response: -3dB: 150Hz - 22kHz

    Input level: Mic: -46dBV, Aux: -10dBV

    Input impedance: Mic: 600 Ohms, Aux: 50k Ohms

    Output level: 10dBV

    Output impedance: balanced: 600 Ohms

    S/N ratio: -60dB (all channels selected)

    Interface: RS-485 control

    Zone assign: 4 zones or all selectable

    Dimensions: 460 x 140 x 115mm

    Weight: 670g