TOA TS-801 Wireless Chairman Unit

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The TS-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 TS-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 TS-801 as optional products: the TS-903 standard type and the TS-904 long type.

• Infrared transmission
• Compact and lightweight
• Unit equipped with a removable microphone, loudspeaker, and priority switch
• 2 different version for chairman (TS-801) and delegates (TS-802)
• When the loudspeaker is on, the microphone of the unit is automatically turned off to avoid feedback and vice versa
• 1 recording output
• Ring-shaped in-use LED
• Multiple chairman units can be operated simultaneously
• Pressing the priority switch activates the chime and overrides the delegate’s units

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Features

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

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	Vertical: 90゜, Horizontal: 120゜
Emission Angle	Vertical: 90゜, Horizontal: 120゜
Covering Range	7 m (22.97 ft) (radius)

Input	Microphone terminal: XLR-4-31 type (dedicated for connecting the optional TS-903 or TS-904)
Output	Monitor speaker: 8 Ω, 0.2 W Headphone: φ3.5 mm mini Jack (3P:monaural) × 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)
Function	Monitor volume control, Headphone volume control, Priority speech function
Battery Life	Approx. 10 hours (when the fully-charged BP-900 battery is used with “During speech” to “Standby” ratio of 1:2)
Operating Temperature	“0 ℃ to +40 ℃ (32