Echo Fix EF-P5 FET Compressor

The Echo Fix EF-P5 FET Compressor is a 100% analogue FET compressor with transformer-balanced input and output stages, variable attack and release controls, parallel compression, high-pass side-chain filtering, selectable compression ratios and professional XLR connectivity for studio recording, mixing and live sound applications.

Professional FET Compression with Modern Control

The Echo Fix EF-P5 combines the fast, punchy response associated with classic FET compressors with a wider operating range and modern workflow enhancements. Its fully analogue signal path preserves the integrity of the source while premium input and output transformers introduce subtle harmonic colour, weight and depth. The result delivers everything from transparent dynamic control to aggressive, characterful compression suitable for contemporary production.

Unlike traditional FET compressor designs, the EF-P5 extends both the attack and release ranges, allowing engineers to fine-tune transient response with greater precision. A rear-panel switch further increases the available attack and release times, making the compressor equally capable of handling fast transient material and slower programme sources.

Fully Analogue Signal Path

Every stage of the EF-P5 remains entirely analogue, allowing the compressor to respond naturally to incoming dynamics without digital conversion. The transformer-balanced input and output circuitry adds subtle saturation and musical harmonic content while maintaining excellent headroom and low noise performance.

This combination gives vocals greater presence, drums increased impact, bass improved consistency and mix buses additional cohesion without sacrificing detail.

Extended Attack and Release Control

The EF-P5 provides continuously variable attack and release controls that exceed the operating range found on many traditional FET compressors. Engineers can dial in extremely fast transient control or slower, more natural envelope shaping depending on the source material.

The additional rear-panel timing switch expands these ranges even further, making the compressor suitable for delicate mastering-style control as well as aggressive peak limiting.

Parallel Compression Built In

The dedicated Mix control allows direct blending between the compressed and unprocessed signals. This parallel compression capability makes it easy to increase density and sustain while preserving natural transients and dynamics.

Engineers can achieve punchier drums, fuller vocals and more energetic mixes without requiring external routing or additional equipment.

High-Pass Side-Chain Filtering

The integrated High-Pass Filter removes low-frequency content from the compressor's detector circuit. This prevents bass-heavy material from triggering unnecessary gain reduction and allows low-end energy to remain solid while compression reacts more naturally to mid and high frequencies.

The result delivers more transparent compression across complete mixes, bass instruments and kick-heavy programme material.

Multiple Compression Ratios

The EF-P5 offers selectable compression ratios of 4:1, 8:1, 12:1 and 20:1, allowing engineers to tailor compression intensity for virtually any application.

Lower ratios provide smooth dynamic control for vocals, acoustic instruments and mix buses, while higher ratios create the aggressive limiting and explosive character that defines classic FET compression on drums, guitars and parallel processing.

Flexible Side-Chain Operation

A dedicated rear-panel side-chain input expands the EF-P5 beyond conventional compression duties. External signals can control the compressor, making ducking, broadcast processing and creative rhythmic effects straightforward to implement within professional studio or live systems.

Professional Metering

The front-panel meter provides multiple operating modes, allowing users to monitor gain reduction, 0dBu output level or +4dBu operating level. Meter bypass switches the display off completely when visual monitoring is unnecessary, reducing distraction during critical listening sessions.

Designed for Professional Integration

The EF-P5 features balanced XLR input and output connections for seamless integration with professional recording equipment, studio consoles and live sound systems.

A rear-panel input gain boost switch provides additional flexibility when matching different signal sources, while the programmable footswitch power-on state allows users to define how the compressor behaves when powered, making installation into fixed or touring rigs more convenient.

The compact enclosure operates from a standard 9V DC centre-negative power supply while drawing a minimum of 350mA, making it suitable for pedalboard installations as well as desktop studio use.

Why Choose the Echo Fix EF-P5 FET Compressor

• Adds the punch, warmth and musical character associated with classic transformer-based FET compressors.
• Provides far greater control over attack and release than many traditional FET designs.
• Makes parallel compression simple without requiring additional routing.
• Preserves low-frequency impact through the integrated high-pass side-chain filter.
• Handles everything from transparent vocal control to aggressive drum compression.
• Integrates easily into professional studio, broadcast and live sound systems.
• Supports creative ducking and external side-chain processing for advanced production techniques.
• Delivers fully analogue dynamics processing without digital conversion.

• 100% analogue FET compressor
• Premium transformer-balanced input and output stages
• Fully analogue signal path
• Variable attack control
• Variable release control
• Extended attack and release range
• Rear-panel switch for additional attack and release times
• Parallel compression Mix control
• Integrated high-pass side-chain filter
• Rear-panel external side-chain input
• Selectable compression ratios of 4:1, 8:1, 12:1 and 20:1
• Rear-panel input gain boost switch
• Programmable footswitch power-on state
• Metering modes for Gain Reduction, 0dBu and +4dBu
• Meter bypass mode
• Balanced XLR input
• Balanced XLR output
• 9V DC centre-negative power supply
• Minimum current requirement of 350mA
• 1MΩ input impedance
• 1KΩ output impedance
• 12-month limited warranty

This item, like everything we supply, comes with the complete support of our expert team. Our excellent technicians have been specifying, building and supporting studios for over twenty years. If you have any problems with installation, setup or everyday use, they’re never more than a click away, and always happy to help.

You can contact them here.