Small Knob Cap for Oberheim SEM / TVS / FVS / Mini-Sequencer

Description

Small collet knob cap for Oberheim Synthesizer Expander Module (SEM), Two Voice Synthesizer (TVS-1), Four Voice Synthesizer (FVS-1) and Mini-Sequencer.  This serves for the upper half of the knob set on the dual concentric pots (e.g. Mini-Sequencer Control Voltage Presets) and vernier pots (SEM VCO Frequency).