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TOA Wireless Conference System Chairman Unit TS-801 with TS 903 and BP 900


1 year warranty 


TOA Wireless Conference System TS-801 Chairman Unit with TS 903 and BP 900

The CTS-801 is a Chairman unit of the Infrared Conference system. Since the system is cordless, it can be easily installed and removed. The Chairman unit features a priority speech key which allows it to take precedence over the CTS-802 Delegate units (optional) when speaking. It can be operated on either the AD-0910 AC adapter (optional) or the BP-900 lithium-ion battery (optional). It is equipped with a remaining battery indicator. Two types of dedicated microphones are made available for the CTS-801 as optional products: the CTS-903 standard type and the CTS-904 long type.


  • Power Source: 7.4 V DC (battery), 9 V DC (AC adapter)
              (supplied from BP-900 battery (option) or AD-0910 AC adapter (option))
  • Current Consumption: Max. 270 mA
  • Input: Microphone terminal: Combined type of XLR-4-31
              (dedicated for connecting the optional CTS-903 or TS-904)
  • Output: Monitor speaker: 8 Ω, 0.2 W
              Headphone: Mini jack ? 2
  • LED Indicator: Speech indicator (flashes when the unit is out of    communications range),
    Power indicator (flashes when the unit is out of communications range or when the battery level is low)
  • Battery Life: Approx. 10 hours (when the fully-charged BP-900 battery is used  with During speech to Standby ratio of 1:2)
  • Dimensions: 210 (W) ? 65.9 (H) ? 152 (D) mm
  • Weight:630 g
  • Option:Microphone: TS-903, TS-904 (Select either one.)
              Lithium-ion battery: BP-900
              AC adapter: AD-0910

Infrared Emitter/Detector

  • Wavelength: 870 nm (AM: Brightness modulation)
  • Modulation Method: Frequency modulation
  • Carrier Frequency: Transmission: Audio channel 1: 7.35 MHz
    Audio channel 2: 8.10 MHz
    Audio channel 3: 8.55 MHz
    Audio channel 4: 9.15 MHz
    Control channel: 6.45 MHz
    Reception: Audio channel: 1.95 MHz
  • Acceptance Angle V: Vertical: 90?, Horizontal: 120?
  • Emission Angle: Vertical: 90?, Horizontal: 120?
  • Covering Range: 7 m (radius)

Brochure click here:

Updated by JEN 12/21/12 edited by MCT 10-26-13

wiring diagram
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