Obelisk, Touch Keyboard / Sequencer, PCO Precision Oscillator, Animal and Resonant EQ are among Serges most popular products.
TKB
Custom panel
New Timbral Oscillator
VC Slope Filter
VC Bandwidth Filter
Dual 3-Input Audio Mixer
Dual Channel Stereo Mixer
VCFS/VCF2/VCFQ/MP
DTG/MP/FS/CM/XF
Special Quadraphonic Mixing Panel
custom m-class panel
blank m-class panel
Random Source
Quadrature Oscillator
Dual VCA
Variable Q Filter
wilson analog delay
mclass left edge
similar to soup II
Similar to Animate
A custom Soup Kitchen panel
Ring Modulator
Dual Transient Generator
Active Processor
Preamp Detector
blind panel
Basic VCO
dual VCA, Pan, Xfade
sequencer
quantizer
voltage controlled stereo mixer
Serge Frequency Shifter (FS)
offset, attenuate, polarize
2/3 Gator & 1/3 ADSR
Mix pro
DSG (old version)
Triple bi-directional switch
Dual Transient Generator (early version)
1973 Classic Serge Peak and Trough module
Dual Q animal like
Clock
Control Module
Analog Shift Register
Serge Custom STS Panel
PHA / VC Phase Shifter
Scalling Processor (historical)
Dual Random Generator (historical)
Dual Universal Slope Generator (Historical)
Scaling buffers (historical)
VCFX (historical)
Smooth Stepped Generator (old)
Dual ASR (old)
Quad VCA (old)
Matrix Mixer (old)
QVM (old)
Gentle Electric Pitch & Envelope follower etc.
Triple Wave Shaper (1970's)
basic serge random/noise module in 1hp
Boolean Logic
Pulse Divider
Dual Schmitt Triggers
8 Step Sequencer
Phaser
Dual Comparator