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Xtreme Lead-1 Synthesizer Rack Module - Image 1

Xtreme Lead-1 Synthesizer Rack Module

RackmountDigitalPolyphonic

Back in 2000, this rack module burst onto the scene as E-MU's ultimate weapon for techno and electronica producers, packing a 32MB X-Lead ROM loaded with slamming basses, buzzsaw leads, dance drum kits, vocal stabs, and DJ scratches that still cut through mixes today.

At its core, it's a 64-voice polyphonic, sample-based digital synth with 16-part multitimbrality, drawing from the Audity 2000 architecture for deep sound design via up to four layers per preset, 50 Z-plane multimode filters, and a modular patchcord system with over 64 modulation sources. Twelve real-time front-panel knobs give instant access to tweak filters, envelopes, and effects, while the standout SuperBEATS mode lets you trigger, latch, and mix up to 16 synced rhythmic loops and grooves right from your MIDI keyboard keys—perfect for live DJ sets or instant beats. It supports 16 programmable arpeggiators, dual stereo effects from 76 types, and expands via an internal ROM slot for Proteus packs; a Turbo upgrade bumps polyphony to 128 voices, adds four more outputs for six total balanced 1/4" jacks, extra MIDI, and S/PDIF. MIDI In/Out/Thru, 512 user presets, and velocity sensitivity round out the 1U rackmount design.

Over two decades on, players love its warm, aggressive edge that feels less sterile than earlier E-MU modules, earning props from artists like BT and The Crystal Method for reliable live performance and genre-crushing sounds, though some note the deep editing can take time to master without the full manual.

Released

2000

Status

Discontinued

Synthesizer
Format
Rackmount
Type
Sample-based
Internal Battery
No
Voice
A/D
Digital
Polyphony
Polyphonic
Oscillators
0
Oscillator Type
Sample-based
Voices
64
Filter
Multimode
Envelopes
-
LFO
-
Effects
Dual stereo effects
Expression
Aftertouch
No
Velocity
Yes
MPE
No
Additional
32-voice polyphony, lead synthesizer module, rackmount
Software
-
I/O
Audio In
-
Audio Out
2x 1/4" jacks
Headphone
0
MIDI
In, Out, Thru
MIDI Type
DIN (5-pin)
Ports
-
Wi-Fi
No
Workflow
Arpeggiator
Yes
Sequencer
No
Mod Matrix
Yes
Memory
Yes
Measurements
Dimensions
-
Weight
-
Last updated Feb 25, 2026