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SW1X PRE III LPX Special Line & Phono Pre-Amplifier

$27,500.00

SW1X PRE III LPX SPECIAL LINE & PHONO PRE-AMPLIFIER:

FEATURES:

SW1X Audio Design™ PRE III LPX Line & Phono Pre-amplifier Features:

  • Specially Selected and Harmonically matched Component & Material Quality
  • Anode follower, zero NFB, Signal Output Transformer (OPT) de-coupled Valve Output Stage
  • SW1X Audio Design™ Double C-core Super (Cu/CU or Cu/Ag windings) or Ag/Ag wound Ultra HiB Signal OPT transformers
  • 1 x Double triode 6N6P or 5687 driver, 2 x EL84 Triode Connected Power Pentode Valve Amplificaton Design
  • 2 x SW1X Audio Design™ Mono, 24 Way, discrete resistor Stepped Attenuators made from the Finest Materials and Specially Selected Resistors
  • Hybrid Point 2 Point Hardwiring Technique for the most consistent production results
  • 5Y3/5U4GYB/5R4GYB Directly heated Tube rectified CLC2LC (choke filtered) B+ power supply
  • For maximum transparency & dynamics, the circuit is hard wired with of a specially selected conductors (single strand or Litz)
  • Internally wired exclusively with our SW1X Magnum, Genesis and Opus conductors

LPX Phono Section Features:

  • MM Phono Pre-amplifier is suitable for all moving magnet (MM)  or moving coil (MC) in combination with a matching SUT
  • Classic 2 Gain Stage Pentode Input-RIAA-Triode Output Design
  • Based on 2 x EF86 Pentode Valves on the Input and 6N6P/5687 Double Triode on the Output
  • Pure Class A, Zero NFB, Single Ended, all Valve Amplification RC Circuit Topology
  • Active Series-Resistor-less RIAA Equalization
  • 5Y3 Valve Rectified CLC2RC (choke filtered) B+ Power Supply
  • Maximum Input Voltage: 350mV
  • 47K Input Impedance

Tube Compliment Line Section:  2 x EL84, 1 x 6N6P or 5687, 1 x 5U4

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LISTEN TO BELIEVE – We invite everyone to visit our shop! We strongly believe in personal experience, trying something out yourself than to take online reviews and word for it.

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Description

SPECIFICATIONS:

Colour: Matte Black or Satin Silver Front Fascia

Body Colour: Matte Black

Specification Details
Line Section Tube Configuration: 2 x EL84, 1 x 6N6P or 5687, 1 x 5U4
Phono Section Tube Configuration:  x EF86, 1 x 6N6P / 5687, 1 x 5Y3
Signal Output Transformers (OPT) Copper wound Double C-core Super HiB
Dimensions Height: 150 mm, Width: 440 mm, Depth: 400 mm
Weight 22 kg
Max Power Consumption 180 W
Output Noise (Unweighted) < 0.5 mVrms
Output Impedance 4 Ohms

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DEVELOPED AND MANUFACTURED MADE IN:

United Kingdom

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