Cross Reference Selection Guide – Copal
| Potentiometers | ETI # | Comment |
|---|---|---|
| M-1303 – Wirewound, 3 turns | MW12B | Call ETI |
| M-1305 – Wirewound, 5 turns | MW12B | Call ETI |
| M-2210 – Wirewound, 10 turns | MW20B | Call ETI |
| M-22S, M-22E10(Low cost) – Wirewound, 10 turns | MW22B | Call ETI |
| JM45S/J-45S/J-45S(Low cost) – Wirewound, Single Turn | SW45B | Call ETI |
| JP-30B (Cermet element) | SP22B or SP22E | Call ETI |
| JP-30 (Cermet element) | SP22B | Call ETI |
| JC-22S – Conductive plastic, single turn | SP22B | Call ETI |
| JC-30S – Conductive plastic, single turn | SP30B | Call ETI |
| JC-50S – Conductive plastic, single turn | SP50B | Call ETI |
| JCF-52 | SPSC50S | Call ETI |
| Potentiometer/Turns-Counting Dial Combinations | ETI # | Comment |
| CA-10 analog dial | MG22 | Call ETI |
| CD-10 (26 x 44) | DB10S | Call ETI |