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Adastra RS121 120W Class-D Slave Amplifier, 100V & 2 Ohms Operation

by Adastra
Sold out
Original price £179.00 (inc. VAT) - Original price £179.00 (inc. VAT)
Original price £179.00 (inc. VAT)
£179.00 (inc. VAT)
£179.00 (inc. VAT) - £179.00 (inc. VAT)
Current price £179.00 (inc. VAT)
SKU 953.201

Introducing the Adastra RS121 100V Line Slave Amplifier – the ultimate solution for seamless audio system expansion.

Designed for versatility and efficiency, the RS121 boasts a powerful 120W output specifically tailored for 100V speaker systems. Its robust design ensures stability down to 2 Ohms, making it equally adept for low impedance speakers.

Engineered with a state-of-the-art Class-D amplifier, the RS121 guarantees high performance while maintaining an ultra-lightweight profile. This 1U, 19" rack-mountable unit is perfect for professional installations where space and efficiency are paramount.

What sets the RS121 apart is its unique 100V input feature. This innovation allows it to effortlessly integrate into existing 100V speaker systems, enabling straightforward and hassle-free audio expansion. Whether you're extending a current setup or starting fresh, the RS121 adapts to your needs with unparalleled ease.

Additional features include slave in and slave out connections, providing the flexibility to daisy-chain multiple amplifiers for larger setups. The 24V mute contact ensures precise control over your audio environment, enhancing the overall user experience.

Choose the Adastra RS121 100V Line Slave Amplifier for its superior power, exceptional stability, and innovative connectivity. Elevate your audio systems to new heights with this reliable, efficient, and versatile amplifier.

Adastra RS121 Key Features:

  • 120W power output: Delivers robust audio for 100V speaker systems
  • Stable down to 2 Ohms: Ensures reliable performance for low impedance speakers
  • Class-D amplifier: Efficient and lightweight design for high performance
  • 1U 19" rack-mountable: Compact and professional installation-ready
  • 100V input: Easily connects to existing 100V speaker systems for seamless expansion
  • Slave in and slave out connections: Allows for easy daisy-chaining of multiple amplifiers
  • 24V mute contact: Provides precise control over audio output

View the Adastra range of products HERE >


Download the PDF Instruction Manual HERE >

Adastra RS121 Slave Amplifier Specifications

  • Fuse rating: T1A
  • Output power : rms: 120W
  • Dimensions: 433 x 267 x 44mm
  • Weight: 4.8kg
  • Power supply: 175-264Vac 50Hz (IEC)
  • Input signal: Slave line in (RCA/screw terminal), 100V in (screw terminal)
  • Output : signal: Slave line out (RCA/screw terminal)
  • Outputs : speaker: 100V or 2 Ohms min. (screw terminals)
  • Controls: Master volume
  • Mute: 24V alarm contacts (screw terminal)
  • THD: <1.0%
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