Commercial 5-port 120W amplifier with 4/8Ω and 70V/100V support, model VMA 1120, JBL brand

Commercial 5-port 120W amplifier with 4/8Ω and 70V/100V support, model VMA 1120, JBL brand

• The JBL VMA 1120 amplifier is part of the VMA series of budget-friendly amplifiers designed to provide reliable and flexible commercial audio solutions. With a power output of 120 watts, this unit delivers consistent performance for background music and public address systems in schools, mosques, shops, and mid-sized facilities.

• It was developed to meet the needs of audio system installers around the world, with operational flexibility on low and high impedance systems, and ease of use.

Technical description:

• The amplifier device contains The VMA 1120 has 5 varied inputs including balanced microphone/line inputs as well as RCA inputs, with one 120W output channel.

• It supports operation on 4 or 8 ohms, as well as 70V and 100V systems, making it suitable for distributed systems that require connecting multiple speakers over long distances.

• It provides independent Bass and Treble control within a range of ±14 decibels, allowing the sonic character to be adjusted to suit the nature of the space.

• It includes Paging Chime for call notifications, as well as Priority Muting to prioritize a microphone or specific source. It also supports the JBL CSR-V wall controller.

• Equipped with multiple operating voltages (100–240V, 50/60Hz), and comes with rack mounting accessories.

Technical specifications:

• Model:
• JBL VMA 1120
• Type:
• Commercial mixer/amplifier
• Maximum capacity:
• 120 watts @ 4 or 8 ohms
• Number of entries:
• 5 entrances
• Number of outputs:
• 1 Exit
• Supported outputs:
• 4Ω
• 8Ω
• 70V
• 100V
• Frequency response:
• 4/8Ω: 20Hz – 20kHz ±2dB
• 70V/100V: 80Hz – 15kHz ±3dB
• Tone control:
• Bass ±14dB @ 50Hz
• Treble ±14dB @ 10kHz
• THD:
• Less than 0.5% (20Hz – 20kHz)
• Signal-to-noise ratio:
• Over 76dB
• Input sensitivity:
• Mic: 5.5mV RMS
• Line: 1.3V RMS
• RCA: 130mV RMS
• Phantom Power:
• 27VDC
• Minimum impedance (VMA1120):
• 4Ω
• 40Ω (70V)
• 80Ω (100V)
• Dimensions:
• Width: 432 mm
• Depth: 415 mm
• Height: 88 mm
• net weight:
• 9.2 kg
• Shipping weight:
• 11.6 kg

Key features:

• Stable 120W power
• 5 different audio inputs
• Supports 4/8 ohm and 70V/100V
• Independent control of Bass and Treble
• Paging Chime integrated
• Priority Muting
• Support for CSR-V wall unit
• Balanced Mic/Line and RCA inputs
• Rack mounting accessories included
• Suitable for medium-sized commercial systems

Product summary:

• The JBL VMA 1120 amplifiers offer an excellent balance of power, flexibility, and price, making them a practical choice for mid-sized commercial audio systems that need to manage multiple audio sources with support for 70V/100V systems.

Additional features:

• Durable design suitable for continuous use
• High flexibility in delivery
• Stable performance over long periods
• Precise tonal control for improved sound clarity
• Suitable for installation in a standard rack

Applications used for the product:

• schools
• Mosques and places of worship
• Average restaurants
• Stores and showrooms
• Offices
• Medical centers
• Background music systems
• Public address systems

Summary and final advice:

• If you're looking for a mid-range commercial mixer/amplifier that supports distributed speaker systems and offers flexible connectivity and control, then the Amplifier Fire is for you. The JBL VMA 1120 is an ideal choice that combines performance and reliability.

• For optimal performance, ensure proper load distribution when using 70V or 100V, and adjust the bass and treble to suit the room's characteristics to avoid over-amplifying low or high frequencies. This device offers a practical solution for building a stable, commercial-grade audio system that will serve you reliably for years.

• Detailed product data (Data Sheet).