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TOA Electronics Infrared Transceiver (for ceilings 8'-15') - TS-905

Regular price $1,141.00 Sale price $922.00
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TOA  |  SKU: TS-905

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Product Overview

The TOA TS-905 is an infrared conference transceiver for rooms with standard ceilings from roughly 8 to 15 feet (2.5–4.5 m). It relays audio and control signals between the TOA Infrared Conference System central unit and the cordless chairperson and delegate units, keeping the conference room free of cabling. The cordless design makes the unit fast to install, relocate, or remove, with mounting to a ceiling, wall, or microphone stand. It is a core component for boardrooms, training rooms, and multi-purpose spaces using an infrared conference microphone system.

Product Description

The TS-905 transmits four audio carrier channels plus a control channel and receives base and translation language channels, supporting multilingual meetings within the TOA infrared conference platform. A wide 150° vertical and 360° horizontal field covers approximately a 6–7 m radius beneath the unit at the rated ceiling height, suiting typical meeting-room heights. A single BNC connection links the transceiver to the central unit, and a power LED confirms operation. Because the system uses infrared rather than RF, audio stays inside the room for confidential discussions and avoids wireless microphone congestion. The unit is powered at 24 V DC from the central unit, so no local supply is needed at the mounting point. Supplied brackets cover ceiling, wall, and microphone-stand installation, with a thread adapter included for stand mounting. For high ceilings of 16–23 feet, choose the TOA TS-907 transceiver, or browse the full TOA infrared conference range at Creation Networks.

TOA TS-905 infrared conference transceiver for standard ceilings

Key Features

  • Standard-ceiling coverage — Optimized for 8–15 ft ceilings common in meeting rooms.
  • Cordless infrared design — Removes floor cabling for fast installation and a clean room.
  • Wide 150° vertical field — Broad coverage from a single ceiling position.
  • Four audio channels plus control — Carries multiple language and control signals for multilingual meetings.
  • 360° horizontal coverage — Serves seats arranged around the table.
  • Flexible mounting — Attaches to ceiling, wall, or microphone stand with included brackets.
  • Central-unit powered — Operates on 24 V DC over the BNC cable, with no local outlet needed.

Typical Applications

  • Boardroom
  • Conference room
  • Training room
  • Government space
  • Multi-purpose room

Technical Specifications

Power Source 24 V DC (supplied from the central unit)
Current Consumption Max. 150 mA
Wavelength 870 nm (AM: brightness modulation)
Modulation Method Frequency modulation
Carrier Frequency (Transmit) Audio ch.1 7.35 MHz, ch.2 8.10 MHz, ch.3 8.55 MHz, ch.4 9.15 MHz; control 6.45 MHz
Carrier Frequency (Receive) Base language 1.95 MHz; translation language 2.25 MHz
Acceptable Angle Vertical 150° (75° + 75°), Horizontal 360°
Emission Angle Vertical 150° (75° + 75°), Horizontal 360°
Communication Area Approx. 6–7 m radius below unit (ceiling height 2.5–4.5 m / 8.2–14.76 ft)
Connection Terminal BNC jack
LED Indicator Power
Operating Temperature 0 °C to +40 °C (32 °F to 104 °F)
Operating Humidity 90 %RH or less (no condensation)
Finish Dome: PC resin, visible-light-cut filter; Base: ABS resin, black
Dimensions Ø120 × 71.3 (H) mm (4.72 × 2.81 in)
Weight 230 g (0.51 lb), unit only
Included Accessories Mounting bracket ×1, stand mounting bracket ×1, attaching screws ×3, thread adapter (U5/16–NS5/8) ×1

Frequently Asked Questions

What ceiling height does the TS-905 support? It is designed for standard ceilings of approximately 8–15 ft (2.5–4.5 m), covering about a 6–7 m radius beneath the unit.

Which system is it compatible with? The TS-905 serves as the transmitter/receiver for the TOA Infrared Conference System, connecting to the central unit via BNC.

How is it installed and integrated? Mount it to a ceiling, wall, or microphone stand with the supplied brackets and run a single BNC cable to the central unit; it is powered over that connection at 24 V DC.

What if my ceiling is higher than 15 feet? For 16–23 ft ceilings, use the TOA TS-907 transceiver instead for reliable coverage.

Does infrared offer security advantages? Yes. Infrared signals stay within the room and do not pass through walls, supporting confidential meetings and avoiding RF interference.

What warranty and support apply? The unit carries the TOA manufacturer warranty; contact Creation Networks for warranty, lead time, and AV integration support.

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