JBL Professional VMA 160/1120/1240

较大的图像

JBL VMA 系列是一个高性价比的调音台/功放系列，具有低阻抗功能 (4Ω, 8Ω) 和高阻抗 70V 和 100V 输出。此系列有着便携且灵活的功能设计，适用于全球的商业综合供应商，是新兴市场的理想之选。

特点

• 5 个输入和 1 个输出，60、120 或 240 W 功率
• 每个输出声道配备有单独的低音和高音控件
• 100V 和 70V 输出，或 4Ω/8Ω
• 寻呼铃声和优先静音
• 支持搭配 JBL CSR-V 壁式控制器使用
• 平衡麦克风/线路输入；RCA (.775V) 输入
• 随附机架安装工具

下载

	Version	Language	Size	Uploaded
VMA 160/1120/1240 使用者手册-英语 updated: 9月 2023			2.7 MB	9月 2023
Firmware
VMA Firmware (for S/N before 13000022868 ONLY) version 23.0322, updated: 8月 2023	23.0322		1.7 MB	8月 2023

If any of the links above result in strange characters in your browser, please right-click the file to save it to your computer.

Parts & Service

性能

每通道的最大输出功率	into 4 Ω or 8 Ω; 1kHz, ≤ 0.5% THD - VMA160: 60W VMA1120: 120W VMA1240: 240W
插入损耗	(70V & 100V outputs) 1dB maximum
输入数目	5
产出的数量	1
音色控件	(Bass and Treble non-detented potentiometers on each channel) Bass +/-14dB @ 50Hz; Treble +/-14dB @10kHz
输入的灵敏度	(to obtain full rated power into 8 Ω load) Mic Input: 5.5mVRMS Line Input: 1.3VRMS RCA Input (stereo in): 130mVRMS
频率响应	(measured at 2.83VRMS into rated load impedance at any output) 4/8 Ω Output: 20Hz - 20kHz, +/-2dB; 70V/100V Outputs: 80Hz - 15kHz +/-3dB
总谐波失真 (THD)	(measured at 2.83VRMS into rated load impedance at any output) Power Amp Output: <0.5%, 20Hz - 20kHz
信噪比	(Ref. Rated Power, mixer levels @ min., master volume @ max. A-weighted) >76dB
输入阻抗	(nominal) Mic: 400 Ω Line: 20 kΩ (balanced) RCA: 50 kΩ
幻象电源	27VDC
串音	(reference rated power, volume at mid position, 1kHz) -70 dB
标称交流线路电压	100V, 120V, 220V, 220-240V, 50/60 Hz
最小负载阻抗	(Low Impedance Output, 70V Output, 100V Output) VMA160: 4 Ω, 80 Ω,160 Ω VMA1120: 4 Ω, 40 Ω, 80 Ω VMA1240: 4 Ω, 20 Ω, 40 Ω
工作温度/湿度	0°C to 35°C @ 95% R.H. (non-condensing)
存储温度	-20°C to 85°C
净重量	VMA160: 19.4 lb (8.8 kg) VMA1120: 20.2 lb (9.2 kg) VMA1240: 25.5 lb (11.6 kg)
尺寸	Width: 17.0 in. (432 mm) Depth: 16.3 in. (415 mm) Height: 3.5 in. (88 mm)
运输重量	VMA160: 24.6 lb (11.2 kg) VMA1120: 25.5 lb (11.6 kg) VMA1240: 30.8 lb (14 kg)