Mixer-Amplifier ยี่ห้อ JBL รุ่น VMA1120
The JBL VMA1120 is a Commercial Series Bluetooth-enabled mixer/amplifier designed to provide flexible multi-source mixing and amplification for installation in restaurants, educational institutions, fitness centers, and retail stores. It features a 5-in/1-out mixer and 120W of output power. It can be installed in a standard 19” equipment rack with the supplied rackmount kit or set on a surface such as a desk or ledge.
Stream music wirelessly via Bluetooth or connect a USB drive to the front-panel USB Type-A port. Route other sources via Euroblock, RCA, and 1/4″ input jacks. The integrated mixer offers level controls as well as bass and treble for each channel. Routing to the Euroblock outputs is configurable. The VMA1120 supports voice-activated ducking and priority muting. The front-panel controls and display make operation easy, and remote volume control is possible via a JBL CSR-V module and a standard Ethernet cable (both available separately).
FEATURES
- Suitable for commercial and industrial use
- Euroblock, RCA, and 1/4″ TRS input connectors
- Independent bass and treble controls for each output channel
- Voice-activated ducking during announcements
- Remote volume control capability using optional JBL CSR-V module and Cat5e cable with RJ45 connectors
- Priority muting using PTT switch closure
- Configurable output routing
- Barrier block output connections to drive 8 Ohms, 70V or 100V speaker systems
- Media player capable of playing MP3 files from a Bluetooth device or USB drive
Specification
- Output Power : 120 W (per channel into 4 Ohms or 8 Ohms, 1 kHz, ≤0.5% THD)
- Insertion Loss : 70 V and 100 V Outputs: 1 dB maximum
- Input Channels : 5
- Output Channels : 1
- Tone Controls : Bass and Treble non-detented potentiometers on each channel / Bass: ±14 dB @ 50 Hz / Treble: ±14 dB @ 10 kHz
- Input Sensitivity : To obtain full rated power (load of 8 Ohms) / Mic Input: 5.5 mVrms / Line Input: 1.3 Vrms / RCA Input (Stereo In): 130 mVrms
- Frequency Response : Measured at 2.83 Vrms into rated load impedance at any output / 4/8 Ohms Output: 20 Hz to 20 kHz, ±2 dB / 70 V/100 V Outputs: 80 Hz to 15 kHz ±3 dB
- Total Harmonic Distortion (THD) : Measured at 2.83 Vrms into rated load impedance at any output / Power Amp Output:
- Signal-to-Noise Ratio : >76 dB (reference rated power, mixer levels @ minimum, master volume @ maximum A-weighted)
- Input Impedance : Nominal / Mic: 400 Ohms / Line: 20 kOhms (balanced) / RCA: 50 kOhms
- Phantom Power : 27 VDC
- Crosstalk : -70 dB (reference rated power, volume at mid position, 1 kHz)
- Nominal Input Voltages : Nominal AC Line Voltages: 100, 120, 220, 220 to 240 VAC, 50/60 Hz
- Minimum Load Impedance : Low Impedance Output: 4 Ohms / 70 V Output: 40 Ohms / 100 V Output: 80 Ohms
- Operating Temperature : 32 to 95°F / 0 to 35°C
- Humidity : 95% RH (non-condensing)
- Storage Temperature : -4 to 185°F / -20 to 85°C
- Dimensions (W x D x H) : 17 x 16.3 x 3.5″ / 432 x 415 x 88 mm
- Weight : 20.2 lb / 9.2 kg



























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