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Roksan Caspian Series 4G Launched — BluOS Streaming Preamp & Class AB Power Amp

Roksan Caspian Series 4G Launched — BluOS Streaming Preamp & Class AB Power Amp

2026/01/28
2 min read
Roksan

British brand Roksan, now under the Monitor Audio umbrella, has announced the fourth-generation Caspian Series 4G streaming preamplifier and power amplifier. Both models are available now, handbuilt at the factory in Essex, UK.

Caspian Series 4G Streaming Pre-Amplifier

Overview

A preamplifier equipped with BluOS streaming technology, supporting 24bit/192kHz high-resolution file playback. Also Roon Ready certified.

Main Specifications

  • DAC: Dual-mono Rapture DAC (differential current conveyor topology)
  • Phono Input: MM/MC compatible (calibrated RIAA equalization)
  • Digital Inputs: HDMI ARC, optical, coaxial
  • Volume Control: Hybrid digital-analog (with DSP)
  • Display: OLED display (customizable input icons)
  • App Control: MaestroUnite app compatible

MaestroUnite Technology

The following features can be controlled through the MaestroUnite app:

  • Intelligent Tone: Tone control
  • Boundary: Wall proximity correction
  • Speaker: Speaker characteristic optimization
  • Phono: Phono input adjustment

Ground-Switching Inputs

Employs ground-switching inputs to minimize crosstalk.

Price

£3,500 / $4,500 / €4,000

Caspian Series 4G Power Amplifier

Roksan Caspian Series 4G Power Amplifier

Overview

A stereo power amplifier featuring the Euphoria Class AB amplification architecture. Separate power supplies are provided for the current amplifier and voltage amplifier stages.

Main Specifications

  • Amplification: Euphoria Class AB
  • Output (Stereo): 105W×2 (8Ω) / 200W×2 (4Ω)
  • Output (Bridged Mono): 420W (8Ω) / 630W (4Ω)
  • Features: Tuned soft-clip operation (achieves maximum SPL before distortion onset)

Design Philosophy

According to the manufacturer, the design aims for “a balance of power and finesse,” employing precisely engineered analog circuitry.

Price

£3,000 / $3,750 / €3,500 (per unit)

Availability

Both models are available now, handbuilt at the Essex, UK factory.