Acronyms

FOH

Front of House System (blue) and FOH Engineer in the Audience

Front of House

This is the area of a venue that is open to the audience in contrast to the areas that are not such as the stage and backstage areas. This may also refer to the House System. That is: the sound system provided by the venue to serve the audience. This is in contrast to the any monitoring system on the stage for the performers.

FOH may also mean the Front of House Engineer. This is the person that controls the mix for the audience. Sometimes FOH means the position in the house where the FOH Engineer operates his/equipment.

More: Front of House Engineer — Wikipedia

GAS

Gear Acquisition Syndrome - see Avoiding GAS

GPS

Guitar Player Syndrome

TRS

¼ inch jack with Tip-Ring-Sleeve connections

See TRS and Balanced vs Unbalanced

TS

¼ inch jack with Tip-Sleeve connections

See related:TRS and Balanced vs Unbalanced