A NEW TAKE ON A DIGITAL ORIGINALLFL100 / REFERENCE EDITION

Classic FM.
A wider dimension.

Rubbery bass. Luminous keys. Unmistakably FM.
The character of the DX100, reimagined for your studio.

LFL100 FOUR-OPERATOR FM SYNTHESIZERWatch the promo · Press play for sound · Windows VST3
04FM operators
08Voice polyphony
192Factory patches
+ UnisonA new dimension
01 / PRESS PLAY

You know it
when you hear it.

From that unmistakable bass to glassy electric pianos and floating strings. Ten sounds, played with space, movement and a little attitude.

THE LFL100 LISTENING ROOM READY TO PLAY
01 / BASS

Solid Bass

Rubbery bass, slides and wheel bends

01/ 10
0:00 / 0:24
EXPLORE THE FACTORY SOUND

Loading sound demos…

Recorded in Cubase using a single LFL100 instance with program changes. Unison off. Programmed performances with loose timing and expressive bends; listening levels balanced between sounds.

02 / MADE TO BE PLAYED

A familiar feeling.
A fresh perspective.

A tactile panel that invites you to explore. Shape the operators, ride the pitch wheel, then open the deeper editor when a sound calls for more.

ACTUAL PLUG-IN INTERFACE
01

Hands on the sound.

Operator ratio and level faders, envelope trims and character controls keep sound shaping close at hand.

02

Go beneath the surface.

Open the operator editor for individual envelopes, detune and scaling controls. Follow the routing with eight algorithm diagrams.

03

Keep the performance.

Pitch and modulation wheels, a playable keyboard, host automation and factory program changes bring the instrument into your session.

THE ORIGINAL SPIRIT. MORE ROOM TO MOVE.

Then make
it wider.

Switch on Unison to surround the centre voice with two independently synthesised, gently detuned layers. Stereo spread adds size to basses, depth to keys and movement to sustained sounds.

Switch it off to return to the core engine. Unison defaults off with factory patches and can be automated in your DAW.

Meet your next instrument ↗
03 / THE CHARACTER IS IN THE DETAILS

Built from the
inside out.

The interface is only the beginning. LFL100’s sound is grounded in chip modelling, archived factory voice data and the original output-circuit documentation.

01 / ENGINE

The digital heart.

The synthesis engine uses ymfm’s YM2164 model, with chip-style phase generation, envelopes, algorithms, feedback and detune. It runs at the chip’s native clock-derived synthesis rate before conversion to your session’s sample rate.

4 OPERATORS / 8 ALGORITHMS / 8 VOICES
02 / VOICES

The small settings matter.

Archived factory voices provide the operator ratios, levels, envelopes and detune settings. That interaction is central to the weight of Solid Bass, the attack of an electric piano and the movement inside a sustained note.

192 NAMED PATCHES / 8 FACTORY BANKS
03 / OUTPUT

Character, with headroom.

A reconstruction filter follows the schematic’s nominal third-order network. Extended internal mix headroom lets chords ring out without the unwanted clipping found in earlier builds—an intentional modern enhancement.

SCHEMATIC-DERIVED FILTER / CLEANER MIX BUS
What we mean by accuracy +

LFL100 is inspired by the Yamaha DX100. It is not claimed to be a bit-exact or independently hardware-certified replica. The factory voices come from archived bank data, rather than a newly captured physical-unit dump.

Some keyboard, velocity, controller and LFO translations remain approximations. The output filter models nominal component values, not individual component ageing, noise or every analogue nonlinearity. Unison and the additional polyphonic headroom deliberately extend the original design.

The implementation has been checked against archived voice settings, calculated filter response and plug-in behaviour tests. A matched recording comparison against a physical DX100 remains future validation work.

LFL100 REFERENCE / VERSION 2.2.1

Your next
favourite sound.

A classic FM palette. A tactile interface.
A little more room to make it your own.

THE FULL INSTRUMENT

Make it yours.

£15Launch price

192 factory patches, Unison, the complete editor and preset exchange.

Buy LFL100 ↗

Secure checkout and download through Gumroad.

TRY IT IN YOUR STUDIO

Find your sound.

Try LFL100 in your own Windows VST3 host before buying.

Get Demo ↓

Free download through Gumroad — enter 0 at checkout. Demo replaces the synth with a half-second white-noise interruption every 7 seconds while sound is active.

Listen to the sounds ▶DRM-free · No licence key or online activation
BEFORE YOU PLAY
Platform
Windows 10 / 11, 64-bit
Format
VST3 instrument
Host
A compatible 64-bit VST3 host.
Demo recorded and tested in Cubase 14.
Installation
Run the Windows installer. Setup checks and installs the Microsoft components needed to display the plug-in’s controls. Internet is needed only if WebView2 is missing.
In the instrument
192 factory patches, operator editor, stereo Unison, portable presets and DX100 SysEx file exchange.

Software only. Hardware-style images are concept renders. No physical keyboard is included.

A FEW PRACTICAL DETAILS

Good to know.

Does it run on Mac?+

This release is a Windows 64-bit VST3 instrument. There is no macOS, AU or AAX version in this release.

How do I install it in Cubase?+

Close Cubase, run the Windows installer, then reopen Cubase and add LFL100 Reference as an instrument. If it is not listed, rescan through Studio → VST Plug-in Manager. Setup checks for Microsoft WebView2, which displays LFL100’s control panel inside your DAW, and installs it if needed. This step needs internet only if the component is missing.

Is there copy protection?+

LFL100 is DRM-free. No serial number, licence account or online activation is required to use the instrument.

What am I hearing in the demos?+

Ten factory sounds recorded through a single LFL100 instance in Cubase, with automated program changes. Unison is off. The notes and pitch bends are programmed with loose timing and varied velocities. Listening files have per-section level balancing and short fades at the ends of the gaps.

Can I save and share my own presets?+

Yes. WRITE names and stores your sound in the project, with an option to save a portable file. EXPORT opens a Windows Save dialog: choose LFL100 JSON for the complete sound, or DX100 SysEx for compatible voice data. IMPORT loads those files into another project.

Can I import Yamaha SysEx banks?+

Yes. Import DX100/DX27 single-voice .syx files or 32-voice banks, and export the current sound as a single-voice .syx file. Use LFL100 JSON presets to retain every setting, including Unison and creative controls that Yamaha SysEx cannot represent. This is file exchange; direct hardware MIDI transfer is not included.

Is this a Yamaha product?+

No. LFL100 is an independent instrument inspired by the DX100. Yamaha and DX100 names belong to their respective owners and are used to identify the inspiration. Lost Future Labs is not affiliated with or endorsed by Yamaha.

Enlarged LFL100 interface