FOH / Mons Mixing / Troubleshooting & Safety
Troubleshooting & Safety
Symptom-to-fix decision guides for hum, buzz, and speaker failure, plus the grounding and AC power checks that keep a rig safe.
Audio Troubleshooting Decision Guide
An absence-of-signal checklist plus a symptom-to-fix table for hum, buzz, hiss, and distortion.
Field guideLoudspeaker Failure Diagnosis
Symptom-to-cause tables for driver failures, plus the amp power-sequencing rule and an AM-radio oscillation trace trick.
Field guideGrounding & Ground Loop Basics
What causes ground-loop hum, and why you never defeat a safety ground to fix it.
Field guideAC Power Safety Checklist
Outlet-testing procedure, lifted-ground/lifted-neutral diagnosis, and what to carry in your kit.
Field guide