Used on all BMXd, RMXd and NetWave rotary controls:

Rotary Encoder (source or session selector): PRE24-200 (mfg# 3315Y-111-006L), list price $6.90 USD

Volume Potentiometer (cue, send, monitor, talkback): PRE24-174 (mfg# 3310Y-111-103L), list price $6.90 USD