Freqport - FreqTube FT1-EMU

FreqTube FT1-EMU is a tube saturation and harmonics plugin for mixing and production, modelled component by component on Freqport's FreqTube FT1 hardware. Two E83CC and two 12AT7 tube models take you from gentle even-order warmth to properly driven grit, and a pair of multi-mode filters lets you steer exactly where those harmonics land.

It runs entirely in the box. If you ever buy the FT1 hardware, the same plugin switches over to real tubes with one click, in the same session, with the same settings.

Modelled from the circuit, not the curve

A lot of saturation plugins measure how a box responds and build a curve to match. Freqport went the other way. FT1-EMU is built from a SPICE simulation of the FT1's actual analogue signal path, modelling the components themselves. The benefit is that the tube stages interact with each other and with your input level the way a real circuit does, so the harmonic content moves with the dynamics of the performance instead of sitting at one fixed colour.

Two tube voices

The quad-tube engine gives you two characters to pick from. The E83CC pair is the bold one: push it and it bites, with a dense, forward saturation that suits drums, bass and anything that needs to cut through the midrange. The 12AT7 pair is smoother and more forgiving, the one for vocals, acoustic sources and the mix bus. Drive and Overdrive set how hard you hit the tubes, the Harmonics control balances even against odd, and automatic gain compensation keeps the output level steady so you're judging tone rather than volume.

Filters on the wet and dry paths

This is where FT1-EMU earns its keep over a one-knob saturator. There's a primary filter and a parallel filter, each switchable between high-pass, low-pass, peak and band-pass at 12 or 24 dB/oct. Use them to saturate only the upper mids of a vocal, add harmonics to a bass without clouding the sub, or band-limit the driven signal and blend it back under the clean one with the dry/wet control. Phase control is there too for when the parallel blend needs lining up.

Optional real hardware

FT1-EMU is the software half of Freqport's hybrid system. Connect a FreqTube FT1 (sold separately) and the plugin routes audio out to four real analogue tube channels and back into your DAW, with full recall in the session. You don't need the hardware to use the plugin, but it's a neat upgrade path, and it means the emulation was built by people who have the real circuit on the bench.

Where it fits

FT1-EMU is a colour tool, not a clean one. It's at its best on vocals that need to sit forward, bass buses that need more harmonics to translate on small speakers, and synths or drums that sound a bit too polite straight out of the box. If you like the idea of tube processing but don't fancy a rack full of outboard, this is just the ticket.

Features

• Component-level circuit modelling based on a SPICE reference model of the FreqTube FT1
• Quad-tube engine: 2x E83CC (bold saturation) and 2x 12AT7 (smooth harmonic warmth)
• Drive, Overdrive, Harmonics (even/odd), Clipping, Phase, Dry/Wet and Output controls
• Primary and parallel multi-mode filters: HPF, LPF, Peak and Band-pass, 12 or 24 dB/oct
• Automatic harmonics gain compensation
• Multiple instances across tracks, buses and sessions
• Full DAW automation, preset and session recall
• Optional one-click switching to real FreqTube FT1 hardware (sold separately)

System requirements

• macOS (64-bit) or Windows (64-bit)
• VST3, AU (Mac only) and AAX
• iLok activation (free iLok account required)

SOUND7 is an authorised Freqport reseller.
Digital delivery: licence activation code sent by email.