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Test e pulizia degli altoparlanti · FixMySpeaker.now
Strumenti gratuiti per altoparlanti di telefoni, iPad, tablet e impianti audio domestici. Filtra per categoria e scopri test e guide correlate.
61 di 61 strumenti
Pulizia
Espulsione dell’acqua
Try a short 165 Hz tone for surface moisture, with realistic limits.
Pulizia
Rimozione della polvere
Explore a cleaning sweep alongside safe exterior care.
Canali
Test dell’altoparlante
Check left, right and stereo balance.
Scansioni
Test del subwoofer
Bass sweep from 20 to 200 Hz to find rattles.
Frequenza
Generatore di toni
Compare speaker playback with selectable frequencies and waveforms.
Tablet
Test altoparlante del tablet Samsung
Samsung tablet no sound? Check media output first, then compare built-in Galaxy Tab speakers with brief left and right tones.
Canali
Test delle cuffie
Compare earcups and channel routing on over-ear or wired headphones.
Canali
Test stereo
Check separate left and right output before comparing both channels.
Canali
Test dell’altoparlante sinistro
Start with the left channel selected to locate a missing output.
Canali
Test dell’altoparlante destro
Start with the right channel selected to check its playback path.
Canali
Test degli auricolari
Check both earbuds after charging, pairing and safe exterior cleaning.
Dispositivi
Test audio del portatile
Compare built-in laptop speakers without forcing deep bass.
Dispositivi
Test audio Bluetooth
Check playback through your selected Bluetooth device.
Dispositivi
Test audio USB
Check the output selected for a USB headset or audio interface.
Dispositivi
Test audio HDMI
Confirm sound reaches a monitor or TV selected as HDMI output.
Dispositivi
Test audio del telefono
Listen to channel output on a phone with model-dependent speaker routing.
Frequenza
Generatore di frequenze
Select a pure tone across the available audio frequency range.
Frequenza
Generatore di onde sinusoidali
Play a single-frequency sine signal for focused listening checks.
Frequenza
Generatore di onde quadre
Compare a bright harmonic-rich square wave at a low level.
Frequenza
Generatore di onde triangolari
Listen to a softer harmonic-rich triangle signal.
Frequenza
Generatore di onde a dente sega
Explore a buzzy waveform with even and odd harmonics.
Frequenza
Test dei bassi
Compare low notes using speakers designed to reproduce bass.
Frequenza
Test dei sub-bassi
Explore very low notes briefly on a suitable bass system.
Frequenza
Test dei medi
Listen for changes across the vocal and instrument midrange.
Frequenza
Test degli alti
Check higher-frequency playback quietly without chasing inaudible tones.
Frequenza
Test dei toni di crossover
Compare notes around the transition between mains and a subwoofer.
Frequenza
Test vibrazioni dell’altoparlante
Adjust a quiet sine tone to reproduce a recurring cabinet or desk buzz.
Frequenza
Test audio a basso volume
Begin a simple output check with conservative signal level.
Frequenza
Riferimento a 440 Hz
Compare speaker output with a consistent 440 Hz sine tone.
Frequenza
Riferimento a 1 kHz
Use a familiar midrange tone for consistent playback comparisons.
Frequenza
Riferimento a 165 Hz
Explore the low tone used as a starting point by Water Eject.
Scansioni
Scansione delle frequenze
Listen to a rising logarithmic sweep across the audio range.
Scansioni
Scansione dei bassi
Explore bass changes across a short rising sweep.
Scansioni
Scansione dei medi
Sweep the midrange to compare changes and repeatable buzzes.
Scansioni
Scansione degli alti
Sweep higher notes at low output without increasing inaudible signals.
Scansioni
Scansione per cuffie
Compare earcup playback over a moderate listening range.
Scansioni
Scansione dell’altoparlante del telefono
Use a limited range suited to informal phone speaker checks.
Scansioni
Scansione degli altoparlanti da scrivania
Check desk speaker playback and nearby resonating objects.
Scansioni
Scansione del crossover
Listen across the crossover area on a bass-managed audio system.
Scansioni
Test dei toni pulsati
Compare bursts with a continuous tone while checking output.
Scansioni
Test degli impulsi bassi
Use brief bass bursts on suitable speakers at conservative level.
Dispositivi
Test dell’altoparlante iPhone
Compare iphone speaker playback with a short, quiet signal; check routing and ordinary media before assuming a fault.
Dispositivi
Test dell’altoparlante Samsung
Compare samsung speaker playback with a short, quiet signal; check routing and ordinary media before assuming a fault.
Dispositivi
Test dell’altoparlante Pixel
Compare pixel speaker playback with a short, quiet signal; check routing and ordinary media before assuming a fault.
Tablet
Test dell’altoparlante iPad
iPad sound not working? Confirm media volume and output routing, then compare built-in speaker playback quietly.
Tablet
Test dell’altoparlante del tablet
Compare tablet speaker playback with a short, quiet signal; check routing and ordinary media before assuming a fault.
Dispositivi
Test della barra audio
Compare soundbar speaker playback with a short, quiet signal; check routing and ordinary media before assuming a fault.
Dispositivi
Test degli altoparlanti TV
Compare tv speaker playback with a short, quiet signal; check routing and ordinary media before assuming a fault.
Dispositivi
Test degli altoparlanti del monitor
Compare monitor speaker playback with a short, quiet signal; check routing and ordinary media before assuming a fault.
Dispositivi
Test degli altoparlanti da scaffale
Compare bookshelf speaker playback with a short, quiet signal; check routing and ordinary media before assuming a fault.
Dispositivi
Test degli altoparlanti da pavimento
Compare floorstanding speaker playback with a short, quiet signal; check routing and ordinary media before assuming a fault.
Dispositivi
Test dell’altoparlante portatile
Compare portable speaker playback with a short, quiet signal; check routing and ordinary media before assuming a fault.
Dispositivi
Test dell’altoparlante intelligente
Compare smart speaker playback with a short, quiet signal; check routing and ordinary media before assuming a fault.
Dispositivi
Test degli altoparlanti dell’auto
Compare car speaker playback with a short, quiet signal; check routing and ordinary media before assuming a fault.
Canali
Test del bilanciamento degli altoparlanti
Compare speaker balance playback with a short, quiet signal; check routing and ordinary media before assuming a fault.
Frequenza
Controllo del ronzio dell’altoparlante
Compare speaker buzz playback with a short, quiet signal; check routing and ordinary media before assuming a fault.
Frequenza
Test vibrazioni della griglia
Compare speaker grille rattle playback with a short, quiet signal; check routing and ordinary media before assuming a fault.
Frequenza
Test della gamma vocale dell’altoparlante
Compare speaker dialogue range playback with a short, quiet signal; check routing and ordinary media before assuming a fault.
Frequenza
Test del woofer
Compare woofer speaker playback with a short, quiet signal; check routing and ordinary media before assuming a fault.
Frequenza
Test del tweeter
Compare tweeter speaker playback with a short, quiet signal; check routing and ordinary media before assuming a fault.
Frequenza
Confronto dei crossover degli altoparlanti
Compare speaker crossover comparison playback with a short, quiet signal; check routing and ordinary media before assuming a fault.
Which tool do I need?
- Sound is muffled after getting wet: Water Eject.
- Sound slowly got duller over months: Dust Cleaner.
- One side sounds quieter: Speaker Test.
- Bass rattles or buzzes: Subwoofer Test.
- You need a specific frequency: Tone Generator.
- iPad or Galaxy tablet has no sound: use the Tablets category for built-in speaker checks and settings guides.
Choose a speaker-focused tool
The FixMySpeaker.now directory brings together speaker-focused tools for cleaning-oriented playback, device checks, channel comparisons, frequency tests and sweeps. These are focused starting points for practical tasks, not independent diagnostic instruments. Many pages share a playback engine while presenting different initial settings, ranges or controls. Choose the page that matches the speaker and symptom you want to investigate. Instrument tuners and vocal practice utilities are not part of this directory.
Use category filters to narrow the directory to Cleaning, Devices, Tablets, Channels, Frequency or Sweeps. Search by the visible tool name or description when you already know the task. If a search produces no matches, shorten the phrase or return to All. A missing search result does not necessarily mean that the underlying frequency or channel control is unavailable elsewhere.
Every tool should be approached as a controlled listening aid. It can produce a known signal, but it does not inspect your hardware, measure the room, record a microphone, certify a speaker's performance, or repair damaged electronics. A useful result is a specific observation that helps you decide what to check next.
Cleaning: surface-moisture playback and safe exterior-care guidance.
Devices: phone, computer and home speaker checks.
Tablets: iPad, Android tablet and Samsung Galaxy Tab speaker checks.
Channels: left, right and stereo comparisons.
Frequency: fixed tones and adjustable speaker signals.
Sweeps: brief comparisons across a frequency range.
Set up a safe, repeatable listening check
Select the intended output before starting. Lower both website and system volume, then begin with a brief signal at a comfortable level. A percentage on a slider is not a calibrated measure of loudness: headphones, amplifiers, interfaces, and speakers respond differently. Keep the playback control easy to reach and stop before making a major routing or equipment change.
Change one variable at a time. Keep the same frequency and level while comparing left with right, or keep the same output while comparing browsers. Record the settings that produced the symptom rather than running broad tests repeatedly. Finish with familiar speech or music to determine whether the observation also matters during normal use.
Never increase an inaudible signal aggressively. A speaker may be unable to reproduce deep bass, and a high-frequency signal may fall outside your hearing or the device's output capability. Inaudibility does not establish that no energy is being delivered. Stop for discomfort, harsh distortion, unusual mechanical noise, heat, or any concern about the equipment.
Confirm output, begin quietly, and keep tests brief.
Stop playback before reconnecting hardware or changing outputs.
Avoid headphones for cleaning-oriented tones and never wear wet earbuds for a test.
Do not use these tools as hearing tests or maximum-output challenges.
Cleaning tools: Water Eject and Dust Cleaner
Water Eject, at /, starts from a 165 Hz cleaning-oriented signal. Speaker movement may help shift some surface droplets in a suitable device, but that frequency is not a universal treatment. A clearer sound afterward does not prove that internal electronics are dry, that corrosion has stopped, or that charging is safe. Follow the model's liquid-exposure instructions before operating it.
Dust Cleaner, at Rimozione della polvere, uses a sweep-oriented starting point for listening and possible movement of loose surface material. It cannot reliably remove compacted lint, wax, grease, adhesive, or contamination behind a grille. Do not interpret a buzzing sweep as evidence that debris is being removed. Exterior cleaning should use only methods approved for the particular device.
Neither cleaning tool justifies maximum volume, extended unattended sessions, heat, compressed air, sharp objects, or pouring liquid into openings. If a spill involved salt, chlorine, or sugar, sound does not remove the residue. Persistent muffling after appropriate drying or gentle approved cleaning needs further assessment rather than progressively louder playback.
Water Eject: /.
Dust Cleaner: Rimozione della polvere.
Use only when operating the device is consistent with manufacturer guidance.
Treat any improvement as a listening observation, not a safety certificate.
Core channel checks for speakers, headphones, and earbuds
Speaker Test at Test dell’altoparlante is the general starting point for comparing left, right, and combined output. Headphone Test at Test delle cuffie frames the same type of comparison around earcups and headphone routing. Stereo Test at Test stereo helps establish whether separate channel selections are being preserved through the selected playback path.
Left Speaker Test at Test dell’altoparlante sinistro and Right Speaker Test at Test dell’altoparlante destro begin with the named channel selected. They are convenient when investigating a missing side, but they do not identify which physical driver a phone manufacturer has assigned to that channel. Mono audio, spatial processing, accessibility balance, and speaker virtualization can alter what you hear.
Earbud Test at Test degli auricolari is useful after the earbuds are dry, charged, and appropriately paired. Compare both sides at a low level with the same signal. Fit, ear tips, mesh condition, and device settings can all affect perceived balance. Do not conclude that a quieter side needs a stronger tone or that equal output establishes safe battery condition.
Speaker Test: Test dell’altoparlante.
Headphone Test: Test delle cuffie.
Stereo Test: Test stereo.
Left Speaker Test: Test dell’altoparlante sinistro.
Right Speaker Test: Test dell’altoparlante destro.
Earbud Test: Test degli auricolari.
Channel checks for specific output paths
Laptop Audio Test at Test audio del portatile provides a starting point for built-in laptop output without requiring deep-bass stress. Phone Audio Test at Test audio del telefono supports similar listening comparisons on phones, where top and bottom speakers may differ by design. Physical symmetry should not be assumed from a left-right label.
Bluetooth Audio Test at Test audio Bluetooth plays through the Bluetooth destination selected by the operating system. It does not automatically diagnose pairing faults, codec behavior, or latency. USB Audio Test at Test audio USB likewise checks the selected playback route rather than every hardware channel on an interface.
HDMI Audio Test at Test audio HDMI helps confirm that sound reaches a selected television, monitor, or receiver. It is not a discrete surround-channel certification tool. If the display has no speakers, is muted, or forwards audio elsewhere, a silent result needs routing investigation rather than an assumption that the browser generated no signal.
Laptop Audio Test: Test audio del portatile.
Bluetooth Audio Test: Test audio Bluetooth.
USB Audio Test: Test audio USB.
HDMI Audio Test: Test audio HDMI.
Phone Audio Test: Test audio del telefono.
Frequency generators and waveform comparisons
Tone Generator at Generatore di toni and Frequency Generator at Generatore di frequenze provide broad frequency selection for controlled listening. Sine Wave Generator at Generatore di onde sinusoidali starts with a comparatively simple single-frequency signal. Use it when you want to compare a particular pitch without intentionally adding the harmonic character of another waveform.
Square Wave Generator at Generatore di onde quadre, Triangle Wave Generator at Generatore di onde triangolari, and Sawtooth Generator at Generatore di onde a dente sega offer different timbres. Square and sawtooth signals contain substantial harmonic content; triangle waves also contain harmonics, with a different balance. These are not interchangeable signals merely because the displayed fundamental frequency is the same.
Lower the level before changing waveform. A brighter or harsher sound can be a normal property of the signal rather than a fault in the speaker. Conversely, the presence of expected harmonics does not excuse painful playback or mechanical rattling. Browser synthesis and the playback chain also limit how any idealized waveform is represented physically.
Tone Generator: Generatore di toni.
Frequency Generator: Generatore di frequenze.
Sine Wave Generator: Generatore di onde sinusoidali.
Square Wave Generator: Generatore di onde quadre.
Triangle Wave Generator: Generatore di onde triangolari.
Sawtooth Generator: Generatore di onde a dente sega.
Focused frequency tests and reference tones
Bass Test at Test dei bassi and Sub-bass Test at Test dei sub-bassi focus on lower frequencies for suitable equipment. Midrange Test at Test dei medi and Treble Test at Test degli alti help isolate broader listening regions. Small phone and laptop speakers are not expected to reproduce every low-frequency selection at a useful level.
Crossover Tone Test at Test dei toni di crossover can support comparisons around a system's crossover region, but it does not automatically measure crossover alignment. Speaker Rattle Test at Test vibrazioni dell’altoparlante can help locate a repeatable noise; Low-volume Audio Test at Test audio a basso volume encourages comparison without using loudness as the diagnostic method.
The 440 Hz Reference at Riferimento a 440 Hz, 1 kHz Reference at Riferimento a 1 kHz, and 165 Hz Reference at Riferimento a 165 Hz provide convenient known starting points. A reference frequency is not a calibrated acoustic level, and 165 Hz is not a universal cleaning or repair frequency. Write down the selected signal when comparing results.
Bass Test and Sub-bass Test: Test dei bassi and Test dei sub-bassi.
Midrange Test and Treble Test: Test dei medi and Test degli alti.
Crossover Tone Test: Test dei toni di crossover.
Speaker Rattle Test: Test vibrazioni dell’altoparlante.
Low-volume Audio Test: Test audio a basso volume.
References: Riferimento a 440 Hz, Riferimento a 1 kHz, and Riferimento a 165 Hz.
Sweeps for finding changes across a range
Subwoofer Test at Test del subwoofer and Frequency Sweep at Scansione delle frequenze move through frequency ranges so you can notice where a buzz, drop, or change appears. Bass Sweep at Scansione dei bassi, Midrange Sweep at Scansione dei medi, and Treble Sweep at Scansione degli alti narrow that process to a more relevant region.
Headphone Sweep at Scansione per cuffie, Phone Speaker Sweep at Scansione dell’altoparlante del telefono, and Desktop Speaker Sweep at Scansione degli altoparlanti da scrivania provide device-oriented starting points. Their names do not mean the website knows the connected device or has verified its safe limits. Review the range and begin at low output.
Crossover Sweep at Scansione del crossover can reveal a change worth investigating around a crossover region. Pulse Tone Test at Test dei toni pulsati and Bass Pulse Test at Test degli impulsi bassi provide interrupted playback comparisons within the Sweeps directory category. Neither sweep loudness nor pulsed output produces a calibrated frequency-response chart. Rooms, processing, hearing, and placement all influence impressions.
Subwoofer Test and Frequency Sweep: Test del subwoofer and Scansione delle frequenze.
Regional sweeps: Scansione dei bassi, Scansione dei medi, and Scansione degli alti.
Device starting points: Scansione per cuffie, Scansione dell’altoparlante del telefono, and Scansione degli altoparlanti da scrivania.
Crossover Sweep: Scansione del crossover.
Pulse tools: Test dei toni pulsati and Test degli impulsi bassi.
Device-specific speaker starting points
The device category brings speaker checks together by the equipment you are using. iPhone, Samsung and Pixel checks begin with moderate frequencies for short comparisons. These names do not mean the browser detects your model or knows which physical grille carries the left channel. Confirm the intended output and consult the device specifications before interpreting differences between openings.
Soundbar, TV, monitor, bookshelf, floorstanding, portable and smart speaker checks offer convenient starting signals for those playback paths. Select the destination in your operating system first. An HDMI display without built-in speakers will not play sound merely because you opened its tool. A smart speaker must already support the selected streaming or Bluetooth connection; the page cannot pair it or change its network settings automatically.
Use Speaker Balance Test for left-right comparisons, Speaker Buzz Check for a repeatable low-level noise, and Speaker Dialogue Range Test to explore the region important to speech. The dialogue tool produces tones, not spoken words, so confirm any impression with familiar dialogue afterward. Woofer and tweeter checks isolate appropriate frequency regions but do not electrically separate drivers inside a connected cabinet. Stop if a signal sounds strained or uncomfortable.
For tablets, choose the Test dell’altoparlante iPad, Test dell’altoparlante del tablet or Test altoparlante del tablet Samsung. Check media volume, application mute and Bluetooth output first. Missing alerts and missing media can have different causes: a notification setting may silence an alert while music still plays normally. Compare a familiar clip in more than one application before deciding that a tablet speaker needs repair.
Phones: Test dell’altoparlante iPhone, Test dell’altoparlante Samsung and Test dell’altoparlante Pixel.
Displays: Test della barra audio, Test degli altoparlanti TV and Test degli altoparlanti del monitor.
Cabinets: Test degli altoparlanti da scaffale and Test degli altoparlanti da pavimento.
Focused checks: Controllo del ronzio dell’altoparlante and Test della gamma vocale dell’altoparlante.
Turn an observation into a sensible next step
A useful test ends with a narrower question. If one channel is silent only on a Bluetooth route, investigate that route. If a rattle occurs with several sources at a modest level, check the surroundings and consider hardware support. If only one recording sounds distorted, assess the recording before cleaning or repairing the speaker.
Use the blog directory for the next safe reading step and the contact page for website-specific problems. Preserve the route, output, frequency, and settings that produced the observation. Do not keep repeating tones once the result is clear. The directory is most useful when it reduces unnecessary experimentation rather than encouraging a longer or louder session.
Separate source, routing, settings, environment, and hardware possibilities.
Compare with ordinary media before drawing a broad conclusion.
Stop when further playback is unsafe or no longer informative.
Escalate persistent faults with a concise history of safe checks.