| Series | Category | # Parts | Status | Description |
|---|---|---|---|---|
TT Electronics/BI8146R | Rotary Potentiometers, Rheostats | 2 | 1 | |
TT Electronics/BI82MR | Trimmer Potentiometers | 6 | 1 | |
TT Electronics/BI82PAR | Trimmer Potentiometers | 9 | 8 | |
TT Electronics/BI82PFR | Trimmer Potentiometers | 1 | 1 | |
TT Electronics/BI82PR | Trimmer Potentiometers | 12 | 1 | |
TT Electronics/BI82WR | Trimmer Potentiometers | 1 | 1 | |
TT Electronics/BI83PR | Trimmer Potentiometers | 4 | 1 | |
TT Electronics/BI83YR | Potentiometers, Variable Resistors | 7 | 1 | |
TT Electronics/BI84PR | Potentiometers, Variable Resistors | 10 | 1 | |
TT Electronics/BI84WR | Trimmer Potentiometers | 14 | 1 | |