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A Real Affordable Surprise

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​Precision engineering, audiophile performance and stunning value for money

Clef Audio

Introducing three standout products from Clef Audio – now available at Winters Audio. Handmade in Bangkok with meticulous engineering, these units offer high-end performance without the eye-watering price tag.

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Clef delivers audiophile characteristics often found in much more expensive gear – dual mono design, accurate gain structure, and real-world engineering. It’s rare to find this level of build quality and performance at these price points. Perfect for vinyl enthusiasts or audiophiles looking to elevate their system within a tight budget.

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Soloist Integrated Amplifier – £2,200

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A dual-mono solid‑state integrated amp with Class A operation up to 10 W per channel, and Class A/B up to 50 W (100 W into 4 Ω). It features true balanced XLR inputs, a digitally controlled step attenuator, and robust power delivery via dual 200 VA transformers and 120,000 µF capacitance. Praised for its heavy, tank‑like build and rich, refined Class A tone.​

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Key Features:

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  • Type: Dual-mono solid-state integrated amplifier

  • Class: Class A up to 10W, Class A/B up to 50W @ 8Ω (100W @ 4Ω)

  • Inputs: 2 × RCA line inputs, 1 × Balanced XLR input

  • Outputs: 1 × RCA pre-out, 1 × Speaker terminals

  • Volume Control: Digitally controlled analog attenuator

  • Power Supply: 2 × 200VA toroidal transformers (dual mono), 120,000µF total filtering capacitance

  • Weight: Approx. 18 kg

  • Build: Fanless, full-width chassis with front-panel rotary control

  • Extras: Gold-plated terminals, heavy aluminium casework

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Conductor-LP Phono Stage – £1,995


This solid‑state phono preamp accepts both MM and MC cartridges simultaneously (via front‑panel selector), offering gain from 40 dB to 76 dB without requiring a step‑up transformer. It boasts dual‑mono topology, ultra‑accurate RIAA equalisation within ±0.1 dB across 10 octaves, and both RCA and XLR outputs for optimal system flexibility.​

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Key Features:

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  • Type: Solid-state dual-mono phono preamplifier

  • Gain: MM: 40–60 dB, MC: 60–76 dB (selectable via front panel)

  • Cartridge Support: Moving Magnet (MM), Moving Coil (MC), no step-up transformer needed

  • Inputs: 1 × MM RCA, 1 × MC RCA

  • Outputs: 1 × RCA, 1 × Balanced XLR

  • Equalisation: RIAA accuracy ±0.1 dB from 20 Hz–20 kHz

  • Power Supply: Linear, low-noise design with heavy internal shielding

  • Build: Robust chassis, gold-plated connectors

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GroundZERO Grounding Box – £395

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Designed as a simple-to-install noise filter, this grounding stabilizer connects via an RCA cable to a spare analog or digital port. GroundZERO is a passive solution that significantly reduces ground-related interference, enhancing clarity and detail across your audio chain.

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Key Features:

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  • Type: Passive grounding stabiliser/noise filter

  • Purpose: Reduces ground loop noise and RF interference

  • Connections: RCA input (connect to unused RCA input or output on device)

  • Dimensions: Compact desktop form factor

  • Build: Solid chassis with vibration-damping base

  • Setup: Plug-and-play installation; no power required

  • Best used with: Preamp, DAC, streamer, phono stage, etc.

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