Fezz OVO Tube Headphone Amplifier

Product Summary

The Fezz OVO is a premium valve headphone amplifier designed for listeners who want the intimacy, warmth and immediacy of a single-ended tube design. Working in pure Class A triode configuration, it brings Fezz’s valve amplifier character to personal listening, giving headphones a rich, spacious and highly involving sound.

Using EL84 output valves and a 12AX7 input valve, the OVO is built to drive a wide range of headphones with confidence. Switchable impedance settings make it easier to match different headphones, from easier portable models through to more demanding high-end designs, while balanced and unbalanced headphone outputs give useful connection flexibility.

The OVO also includes RCA and XLR inputs, RCA and XLR outputs for system integration, and a Fezz extension slot for optional upgrade modules. Available in Fezz’s distinctive colour finishes, it is a serious headphone amplifier for customers who want a more expressive, high-end listening experience from their headphone system.

Key Benefits

• Pure Class A single-ended tube design delivers a rich, fluid and expressive headphone listening experience
• EL84 output valves give the amplifier a natural, engaging and characterful presentation
• Switchable impedance settings help match the amplifier to a wide range of headphones
• Balanced and unbalanced headphone outputs support modern headphone cable options
• RCA and XLR inputs allow easy connection to both single-ended and balanced source components
• RCA and XLR outputs allow the OVO to sit neatly within a wider hi-fi system
• Fezz extension slot allows compatible optional modules to be added where required
• Distinctive Fezz finish options make it a visually striking part of a headphone setup
• 2 years manufacturer's warranty

Technical Specifications

Amplifier Design

• Type: Vacuum tube headphone amplifier
• Amplifier Class: Class A
• Circuit Topology: Single-ended triode configuration
• Output Valves: 2 x EL84
• Input Valve: 1 x 12AX7
• Output Power: 1500mW
• Bias System: Automatic bias

Headphone Support

• Headphone Impedance Range: 16 – 600 ohms
• Impedance Settings: Low, Mid and High
• Headphone Outputs: Balanced XLR, 4.4mm Pentaconn and 6.3mm jack

Inputs & Outputs

• Analogue Inputs: 1 x RCA
• Balanced Inputs: 1 x XLR
• Analogue Outputs: 1 x RCA
• Balanced Outputs: 1 x XLR
• Extension Slot: Compatible with selected optional Fezz extension modules
• Optional Module Compatibility: Bluetooth, DAC, phono or additional input module options where available

Performance

• Frequency Response: 16Hz – 120kHz at -3dB, 32 ohms
• Total Harmonic Distortion: <1% at 1000mW
• Input Sensitivity: 850mV

Power

• Power Consumption: 40W

Dimensions

• Width: 355mm
• Depth: 380mm
• Height: 100mm

Weight

• 10.5kg

Colour Options

• Black Ice
• Moonlight
• Sunlight
• Republika
• Evergreen
• Big Calm
• Burning Red

What’s in the Box

• Fezz OVO tube headphone amplifier
• EL84 output valves
• 12AX7 input valve
• Power cable
• Cotton gloves
• Product documentation
• Remote control where supplied with selected configuration
• Protective tube cage where supplied with selected configuration