Thermionic Phoenix HG Valve Compressor

Thermionic Culture Phoenix HG15 High Gain Valve Compressor

The Thermionic Culture Phoenix HG15 High Gain Valve Compressor gives your vocals and instruments a natural, open tone that sounds like it came straight from a top-tier studio. Whether you're recording soft acoustic guitar or belting out a powerful vocal, this all-in-one mic amp, compressor, and EQ adds smoothness and shine without ever sounding harsh.

The Phoenix HG15 is a refined version of Thermionic’s classic tube compressor, now with added gain to handle everything from delicate condenser mics to punchy dynamics. It works great as a mic preamp on its own, but with a flick of a switch, you can add gentle, musical compression and tone shaping to your signal. Need more sparkle or warmth? Just switch on the Presence or Air controls. It’s also built with high-quality valves and fully balanced circuitry for studio-grade clarity. Whether you're tracking vocals, strings, horns, or guitars, this unit delivers that signature “super-natural” valve tone Thermionic is known for.

Thermionic Culture Phoenix HG15 High Gain Valve Compressor Features

• Built-in microphone amp and compressor in one box
• Adds smooth compression that still sounds natural
• Switches to boost brightness or tone as needed
• Great for vocals, guitars, horns, and more
• Easy-to-use knobs and switches make dialing in your sound quick
• Link two units for stereo recording

Thermionic Culture Phoenix HG15 High Gain Valve Compressor Specs

• Uses 6AQ8EH and 12AT7/ECC81 vacuum tubes
• XLR inputs and outputs with fully balanced signal path
• Up to 52 dB of gain available
• Switchable +48V phantom power for condenser mics
• Solid-state sidechain circuit with 6 time constant settings
• Side Chain Bass Cut and stereo Link socket for extra flexibility