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Connector Encyclopedia · AudioTRS · ¼″ / ⅛″
Three contacts, two jobs: balanced mono or stereo. Check the jack.
Pin explorer
Schematic. Read the molded numbers on the real part.Plug body: tabs sit in the same order on the back; no flip needed.
| Pin | Function |
|---|---|
| T | Hot (+) |
| R | Cold (−) |
| S | Shield |
This wiring is a stop-work case at our bench. Shown for recognition only.
Printable bench card
TRS · ¼″ / ⅛″
| Balanced mono | |
|---|---|
| T | Hot (+) |
| R | Cold (−) |
| S | Shield |
| Stereo (headphones) | |
| T | Left |
| R | Right |
| S | Common / ground |
| Insert send/return (common convention) | |
| T | Send |
| R | Return |
| S | Ground |
Cable: Balanced: two-conductor shielded. Stereo: two-conductor shielded. Instrument (TS): one conductor shielded. · Limits: Line and headphone level. ⅛″ is fragile; strain relief matters. · productionbench.com/connectors/trs · Reviewed by Thomas Popp
Sources
- AES48 · grounding and shielding
- Manufacturer insert conventions (verify per device)
Verified against the sources above · Reviewed by Thomas Popp. Found an error? Tell us; corrections are logged on the page.
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