รหัสสินค้า : TOA-TS-7912D-AS

TS 7912D AS ( TOA ) Central Unit

The TS-7912D is a Central unit for TOA Conference System. With the use of its line connection terminals permits connections to the Conference units of TS-791L and TS-792L, making up a conference system. It has built-in 120W power amplifier for external speaker. Each operation of Conference units and Power amplifier has its own power supply. The TS-7912D is equipped with Video conference connection terminals such as USB port or RCA jack. It is also equipped with Equalizer connection terminals to connect an equalizer or other signal processor. With the use of an optional rack mounting bracket, it can be mounted in an EIA standard equipment rack (2 unit size). 

Specification

• Power Source 100 - 240 V AC, 50/60 Hz
• Power / Current Consumption 230 W (rated output, 64 units)
• 81 W (1/8 of rated output, 64 units)
• 200 mA or less (when power switch is OFF)
• Rated Output 120 W (Speaker Output)
• Frequency Response 20 Hz to 20 kHz ±3 dB
• Distortion 1 % or less at 1 kHz (20 kHz LPF (AUX-0025))
• Tone Control Bass: ±10 dB at 100 Hz, Treble: ±10 dB at 10 kHz (Speaker Out)
• Signal to Noise Ratio 83 dB or more (Speaker volume: min.)
• 76 dB or more (Speaker volume: max, Input volume: min.)
• 55 dB or more (Speaker volume: max, Input volume: max.)
• (A-weighted)
• Audio Input Mic: -60dB* (unbalanced) / -41 dB* (balanced) selectable, 600 Ω, Ø6.3 mm phone jack
• Note: MIC input is equipped with phantom power (24 V DC, ON/OFF switchable)
• AUX IN: -20 dB*, 10 kΩ, unbalanced, RCA pin jack x 2
• Audio Output SPEAKER OUT: High impedance (100 V line / total 83 Ω) / Low impedance (4 - 16 Ω) selectable, removable terminal block (3 pins)
• REC OUT: -10dB*, 10 kΩ, unbalanced, RCA pin jack x 2
• Equalizer RETURN/SEND Terminal -10dB*, 10 kΩ, unbalanced, RCA pin jack, ON/OFF switchable
• Video Conference
• IN/OUT Terminal -10dB*, 10 kΩ, unbalanced, RCA pin jack
• USB Audio Type-B port (for PC)
• Audio streaming data-in: 11.025/16/22.05/32/44.1/48 kHz sampling frequency (selectable on PC), 16-bit PCM.
• Audio streaming data-out: 32/44.1/48 kHz sampling frequency (selectable on PC), 16-bit PCM.
• Chairman/Delegate Unit Terminal LINE 1, 2: 8 pin DIN Socket
• Number of Connectable Units Max. 64 units
• Conference Unit Setting MODE Switch: NORMAL / AUTO OFF / TEST
• MAX MIC UNIT Switch: Number of Delegate Units can be turned on microphone set to 0, 1, 2 or 4
• Priority Speech Chime Operation of Chairman Unit's priority button activates a single-tone chime (with volume control)
• Volume Control MIC volume, AUX volume, VIDEO CONFERENCE volume, SPEAKER volume, Microphone and Monitor speaker of Conference Unit volume, CHIME volume. 
• LED Indicators Power (Green)
• Amplifier: INPUT SIGNAL (Green), PEAK (Red), PROTECT (Red), ERROR (Red)
• Conference Unit Setting: NORMAL (Green), AUTO MIC OFF (Green), TEST (Red)
• Operating Temperature 0 °C to +40 °C (32 °F to 104 °F)
• Operating Humidity 90 %RH or less (no condensation)
• Finish Panel: ABS resin, Black
• Case: Surface-treated Steel plate, Black, Paint
• Dimensions 420(W) x 96.1 (H) x 313.1(D) mm
• Weight 4.9 kg
• Accessory Power Cord (2 m) x 1
• USB Cable (3 m) x 1
• Speaker out removable terminal plug (5 mm, 3 pins) x 1
• Option Extension cord: YR-790-3, YR-790-10
• Rack mounting bracket: MB-25B