TOA Electronics TS-920RC Central Unit for Infrared Conference System 2025 Unisex Cheap Pice

TOA Electronics TS-920RC Central Unit for Infrared Conference System

The TS-920RC is a Central Unit of the Infrared Conference System that allows easy installation and flexible layout. By connecting TS-905/907 IR Transmitter/Receiver, TS-920RC can control the Chairman and Delegate Units via wireless infrared signal. It features the installation confirmation function that allows the connection status of IR Transmitter/Receiver and Chairman/Delegate Units to be verified, and the voting function. The TS-920RC is also equipped with FBS (Feedback Suppression), enabling effective control of acoustic feedback. In addition the unit employs an MP3 recorder that makes it possible to record all conference contents to either a connected USB memory drive or internal memory. The system can be controlled by PC (*1). With the use of an optional rack mounting bracket, it can be mounted in an EIA Standard equipment rack (4 unit size).

Technical Specifications

Power Source
100 – 240 V AC, 50/60 Hz (use of the supplied AC adapter)
Power Consumption
72 W
Current Consumption
Max. 3 A DC (when 24 V DC is supplied from the accessory AC adapter)
Carrier Frequency
Reception
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
Transmission: Audio Channel: 1.95 MHz
Translation Language Channel: 2.25 MHz
Input
MIC 1 (Base Language): -60 dB*, 600 , unbalanced, – 6.3mm phone jack (2P)
MIC 2 (Translation Language): -60 dB*, 600 , unbalanced, – 6.3mm phone jack (2P)
AUX 1 (Base Language): -20 dB*, 10 k, unbalanced, – 6.3mm phone jack (2P)
AUX 2 (Translation Language): -20 dB*, 10 k, unbalanced, – 6.3mm phone jack (2P)
AUX 3 (Base and Translation Language): -20 dB*, 10 k, unbalanced, – 6.3mm phone jack (2P)
Output LINE
-10 dB*, 10 k, unbalanced, – 6.3mm phone jack (2P)
REC: -10 dB*, 10 k, unbalanced, RCA pin jack
HEADPHONE: 3.5mm mini jack (3P: monaural)
Equalizer Input/Output
Input: -20 dB*, 10 k, unbalanced, RCA pin jack
Output: -20 dB*, 10 k, unbalanced, RCA pin jack
Number of Connectable Chairman/Delegate Units
192 units
Number of Connectable Infrared Transmitter/Receiver Units
Up to 4 units (with the use of distributor, up to 16 units connectable when they are all TS-905, and up to 12 units when they are all TS-907, or TS-905 and TS-907 are used in combination)
Infrared Transmitter/Receiver I/O Terminal
BNC jacks
External Control Connection Terminal
D-sub connector (9 P, male) / USB-B selectable
Record Switch
Recording start button, Recording stop button, Format button
Recording Ports USB-A (for USB memory devices) and USB mini-B (for PCs)
Recording Function
Recordings can be made to a USB memory device (**) or the internal memory.
Recording format
MP3 (MPEG-1 Audio Layer-3), monaural
Sampling frequency
32 kHz, Bit rate: 128 kbps
Function Switch No. of open microphones setting switch: 1/2/3/4
Mic-off setting switch
TIME OUT ON/OFF
Speech priority selector switch
FIRST (First-in-first-out priority), LATEST (Last-in-first-out priority), FIRST: FIXED NEXT: LATEST (Priority fixed for the first unit, and last-in-first-out for all other subsequent units)
FBS switch
AUTO/OFF/EXT
Operating Humidity
90 %RH or less (no condensation)
Finish
Panel: Surface-treated steel plate, black, 30% gloss, paint
Weight
2.8 kg (5.95 lb)
Accessory
AC adapter (Cord length: 1.8 m (5.91 ft) DC cord, and 2 m (6.56 ft) detachable AC cord)