Mu-TronIII
Mu-Tron III
Boostron II
Boostron II
Octavider+
Octavider+
Distor-Tron++
Distor-Tron++
Musitronics Mu-Tron Multi-Tron
Musitronics Mu-Tron Multi-Tron
Phasor II
Phasor II
Tremu-Tron
Tremu-Tron
Phasor III
Octave Divider
Octave Divider
Mini Tall Boy Silver
Micro-Tron IV
Bi-Phase
Bi-Phase
Super Freq
Super Freq
Tube-Tron
MINI-FREQ
Mini-Free
Echo-Tron
Echo-Tron