ชุดไมค์ประชุมไร้สายระบบดิจิตอล ยี่ห้อ TOA รุ่น TS-922

The TS-922 is a Delegate unit of the Infrared Conference system. Since the system is cordless, it can be easily installed and removed. It can be operated on either the AD-0910 AC adapter or the BP-900A lithium-ion battery. It is equipped with a remaining battery indicator. Two types of dedicated microphones are made available for the TS-922 as optional products: the TS-923, TS-903 standard type and the TS-924, TS-904 long type

• 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: Base language channel: 1.95 MHz
    • Translation language channel: 2.25 MHz
• Covering Range : 7 m (22.97 ft) (radius)
• Input : Microphone terminal: XLR-4-31 type
• LED Indicator : Speech indicator