TB917

TALKBACK UNIT

[Current Store(ja)] [Selection Guide][System Diagram][Catalog]

2 system talkback
Microphone compressor built-in
Condenser microphone available
Level meter
19 inches 1U size

TB917 is a talkback unit with 2 system talkback output.
When it uses a condenser microphone, it can supply a phantom power supply.

“Microphone amplifier”
As for the gain of the microphone amplifier of TB917, continuous variables are possible from +20 to +60dB.
In an internal circuitry, it provides very superior S/N and high-quality sound by using a component and an equivalent device using for special preamp.

“Compressor”
A compressor is built in it to improve clarity in the talkback in TB917.
A threshold and the ratio of the compressor allow the most suitable setting in accord with operating environment.

“TB control”
The switch choosing 2 destinations can do ON/OFF individually and can do talkback to the route which it chose when it presses TALK.

“Meter”
It can confirm the output level with 5 points of LED.

“TB microphone”
It can use the goose neck microphone that the operability is good for XLR of the front panel.
The phantom power switch of +12V for condenser microphones is implemented by rear panel.
The optional goose neck microphone (approximately 300mm) also available.

■ Specifications
•MIC INPUT: BALANCED, 2kΩ, XLR3-F
•MIC GAIN: +20~+60dB
•COMP THRESHOLD: -20 ~+20dB
•COMP RATIO: 1:1 ~ ∞:1
•TB OUTPUT: BALANCED, 50Ω, XLR3-M
•CONTROL: TALK Switch, A, B
•DISPLAY: 5 point LED -10,-5,0,+3.+6 Reference Level +4dBu
•Phantom Power: +12VDC
•DIMENSIONS: 482Wx44Hx303D 4kg
•POWER: 100VAC 50/60Hz, max 10W

• Order Information

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