TOA AT-4120 Volume Control โวลุ่ม ปรับระดับเสียง เพิ่ม-ลด ระดับเสียง ติดผนัง TOA AT-4120 ปรับเสียง จากแบรนด์ TOA
TOA AT-4120 AS
Wall attenuator Volume control โวลุ่ม Input Capacity 120 Watt
AT-4000 Series Attenuators
Designed with ergonomics of the human hand in mind, AT-4000 Series Attenuators’ control knob comes in a size that provides comfortable grip and excellent control with every turn. Consisting of 8 steps attenuation, the series is built to provide precision volume control with a difference of 3dB in every step. The built-in overriding relay feature allows emergency paging which is indicated by the LED light when activated.
AT-4000 Series Attenuators come in 4 different ratings – 12 watts, 30 watts, 60 watts and 120 watts.
คุณสมบัติ
- 8-step attenuation level control (+/- 3dB)
- Ergonomic control knob with better grip for easy turn
- 24VDC overriding relay with red LED indicator
- Terminal block for thicker diameter cable
- Clip-on face plate
- 2 / 3 / 4 wire system
- Surface or flush mount
- Glossy finish in white
