Subwoofer Rattling or Buzzing? How to Find and Fix It
How to find and fix subwoofer rattles and buzzing: a sweep-test method, the most common culprits in the room, checks on the sub itself and how to stop vibration.
Setup & Tuning
Placement, crossover, phase, EQ and troubleshooting guides to get clean, even bass from the subwoofer you already own.
Subwoofer Distance Setting Explained: Getting the Timing Right
What the subwoofer distance (delay) setting on your receiver does, why the measured distance looks wrong, and how to fine-tune it for tighter bass.
LFE vs Line In: Which Subwoofer Input Should You Use?
LFE vs line-level subwoofer inputs explained: which one to use with a receiver, soundbar, stereo preamp or powered speakers, and how each affects the crossover.
How to Connect a Subwoofer to a TV Without a Receiver
Ways to add a subwoofer to a TV without an AV receiver: soundbars or powered speakers with a sub out, the TV’s headphone/line output, or an optical converter.
Subwoofer Turns On and Off by Itself? Fixing Auto-Standby Problems
Why a subwoofer keeps switching off or takes time to wake, and how to fix it: auto-standby settings, signal levels, 12 V triggers and receiver modes.
Subwoofer Humming When Nothing Is Playing? How to Fix It
Why your subwoofer hums with nothing playing and how to fix it: ground loops, cable TV coax, interference and when it’s an amplifier fault.
Can You Mix 4-Ohm and 8-Ohm Speakers? What You Need to Know
Can you mix 4-ohm and 8-ohm speakers? How impedance combines in parallel and series, when mixing is safe, and why powered subwoofers don’t affect your amp.
How to Deal With Neighbours Who Have Subwoofers
A calm, practical guide to dealing with a neighbour’s subwoofer: how to raise it, solutions to suggest, documenting the problem and escalating fairly.
How to Reduce Subwoofer Vibration Through Walls and Floors
Practical ways to stop subwoofer bass travelling through walls and floors: volume, isolation, placement, sealed subs, EQ, night mode, and what doesn’t work.
Can You Put a Subwoofer on Carpet? Yes, With One Caveat
Carpet doesn’t absorb deep bass, so a subwoofer on carpet is fine. The caveat is stability: how to stop rocking with spikes or a solid platform.