The YW-1022 is a distributor that can work in the frequency range of 1.6 to 1,000 MHz (except 50 to 70 MHz). Power passing type permits easy power supply.

Spec Coaxial Connector Mixing terminal: BNC jack, power passing type (under 30 V DC, under 2 A)
Distribution 1 and 2 terminals: BNC jack, power passing type (under 30 V DC, under 1 A)
Dimensions 75 (W) x 122 (H) x 34 (D) mm

The TS-905 is an Infrared Transmitter/Receiver of the Infrared Conference system. Since the system is cordless, it can be easily installed and removed. Communications between the TS-905 and conference units are performed by means of infrared signals and the TS-905 permits transmit and receive with the Central unit. It can be mounted not only to the ceiling and wall but on the microphone stand.

Spec Power Source 24 V DC (supplied from the optional TS-900 or TS-800)
Wavelength Max. 150 mA
Infrared Emitter/Detector 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
Communication Area Approx. 6 – 7 m in radius from the point underneath the unit
(Ceiling height: 2.5 – 4.5 m)
Finish Dome: PC resin, visible light cut filter Base: ABS resin, black
Dimensions 120 x 71.3 (H) mm

The TS-904 is a designed microphone for exclusive use with the conference units of the Infrared Conference system. Ring type In-Use lamp located at the microphone head permits displaying the operation status of the conference units.

Spec Directivity Unidirectional
Rated Impedance 1.8 kohms
Rated Sensitivity -37 dB (1 kHz 0 dB = 1 V/Pa)
Frequency Response 100 – 13,000 Hz
Output Connector Combined type of XLR-4-32
Finish Gooseneck: Stainless steel, black
Other: ABS resin, black
Applicable Unit (Option) Chairman/Delegate units: TS-801, TS-802, TS-901, TS-902