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High Performance 2-Channel Pre-Amp (Class D)

The GFP-850.2 is an ultra-high-grade analog and digital preamp that forms the heart of a modern music system. The chassis design harkens back to the glory days of analog audio, but don't be fooled, this technologically advanced unit is built for today's audio world and includes multiple analog and digital source inputs. Extreme care was taken in the design to isolate the pre-amplifier's critical sound reproducing components providing you with the clearest sound possible.
Made in the USA.

Coming Soon! Arrival: 2025

Minimalist Design

The “less is more,” concept invented by Mies van der Rohe is brilliantly displayed in this zero-compromise design. The new GFP-850.2 Pre-Amplifier / DAC / Phono Amplifier delivers minimal fuss and maximal sound.


Analog Inputs

  • 1 x L/R XLR Connectors (Balanced)
  • 2 x L/R Gold-plated RCA Connectors (Unbalanced)
  • 1 x MM/MC Phono Gold-plated RCA Connectors

Digital Inputs

  • 2 x Coax Digital Gold-plated (RCA)
  • 1 x Toslink Optical Connector
  • 1 x USB-B

Analog Outputs

  • 1 x L/R XLR Connectors (Balanced)
  • 1 x L/R Gold-plated RCA Connectors (Unbalanced)
  • 2 x Sub (mono) Gold-plated RCA Connectors
  • 1 x 1/4" headphone jack (front panel)

Additional Features

  • Balance Control
  • Black Anodized Aluminum Front Panel
  • Visually Appealing Blue LED Display
  • Remote Control


  • High Performance 2-Channel Audio

Power Control

  • Stand By Front Power Switch
  • Main Rear Power Switch
  • 12-Volt In/Out Remote Trigger
  • Universal Mains, Automatically Adapts to All Mains World Wide
  • Regulated DC Voltage, Delivers Consistent Power
  • Full Power Bandwidth All the Way Up / Down
  • High Efficiency Power Supply for High Power in Compact Size


  • CE Approved
  • ROHS compliant

Tech Specs

  • ESS 9018K2M SABRE Reference HyperStream DAC 32-bit
  • 384kHz PCM I²S, DSD 11.2MHz
  • Supports - SPDIF, PCM ( I²S, LJ 16-32-bit) or DSD input
  • 64-bit accumulator and 32-bit processing
  • Patented Time Domain Jitter Eliminator
  • Both ASRC (asynchronous sample rate converter) and Synchronous modes
  • 127 dB DNR
  • -120 dB THD+N
  • BRAVO DSD/PCM SA 9227 USB Audio Streaming Controller
  • 32-bit, 384KHz PCM and DSD 64/128 streaming
  • PCM resolution 16/24/32 bit and 32/44/1/48/88.2/96/176.4/192/352.8/384KHz
  • DSD 88.2K 32-bit Direct-DSD, DSD 64 176.4K 24-bit DoP/dCS, DSD 128 352.8K 24-bit DoP/dCS

Dimensions: 19 w x 3.5 h x 12.3 d in. (483 x 89 x 311 mm)
Weight: 17.5 lbs / 8 Kg

MADE in the USA

Five year limited manufacturer warranty