Editorial author
Erick Finn
Erick Finn writes SoundForgePro guides about audio editing, restoration and mastering using documented product information.
Latest guides
Guides by Erick Finn
Hearing Frequency Test: Check Your High and Low Range
Step through high, low and 17.4 kHz tones for each ear at a quiet, capped level, right in your browser. Below the tool: why headphones and settings change the result, what published audiometry shows by age, safe listening, and when to see a doctor or audiologist.
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Decibel Meter: Measure Noise in dBA, Max and Leq
Start the meter to read your mic with A, C or Z weighting, Fast or Slow response, and max, min and Leq. It reads dBFS until you match it to a sound level meter. Below the tool: dBA vs dBC, a sourced levels table, NIOSH and OSHA limits and what ten app studies say about accuracy.
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White Noise Generator: Play White or Brown Noise Online
White or brown noise as a 60-second stereo loop made in your browser, with a softness filter, a sleep timer that fades out and a WAV save. Below the player: how the colors differ, which one covers voices or rumble, how loud machines get in published tests, and safe distance for a baby.
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Perfect Pitch Test: Name 24 Notes, See Your Score
Hear one note at a time, name it, and get an exact and weighted score with your mix-ups, response time and four reference lines from guessing to the 85% research cutoff. Below the tool: reading the score, why sine tones are harder, how common perfect pitch is and what adult training studies found.
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Audio Latency Test: Bluetooth, Headphone and Mic Delay
Line up a flash with a click to measure Bluetooth or headphone delay, or time clicks through your microphone for the full round trip. Results come as a median and spread in milliseconds, next to typical latency by connection and the fixes that cut it.
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Surround Sound Test: Check 5.1 and 7.1 Channels
Press a speaker and hear one channel at a time. The page reads how many output channels your browser gets, plays pink noise on each 5.1 or 7.1 position, walks around the room, and builds a 5.1 or 7.1 WAV test file for setups that only show stereo.
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DTMF Tone Generator: Play, Dial and Save Keypad Tones
Hold a key to hear its two tones, type a number to dial it at Q.24-safe timing, and save the sequence as a mono 16-bit WAV at 8 kHz or 44.1/48 kHz. Below the tool: the frequency table, receiver timing and twist limits, decoder specs and why a tone may not register.
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iZotope RX in Premiere Pro: Plug-ins, Editor Round Trip and Fixes
How iZotope RX works in Premiere Pro: VST3 and AU plug-ins on clips or tracks, a copy-first Audio Editor round trip, which edition you need, why RX Connect isn't the route, and what published dialogue comparisons show.
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iZotope RX vs Waves Clarity Vx: Which Voice Cleaner Fits Your Files?
Clarity Vx is the cheap, one-knob answer to steady noise under a voice; RX 12 is the stronger buy when a file has several problems. Fair edition pairings, dated prices, nine published comparisons and what neither tool fixes.
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How to Clean Vocals in iZotope RX 12: The Repair Order, Step by Step
A six-step RX 12 vocal cleanup order: clipping and clicks first, mouth noise and plosives next, then hum, noise and room, with breaths and sibilance last. Which edition each module needs, which placements are fixed rules, and what the published reviews agree on.
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iZotope RX in Logic Pro: Inserts, Spectral Editor ARA and Shift-W Editing
RX works in Logic Pro three ways: AU inserts on any edition, Spectral Editor ARA in Rosetta, and the RX Audio Editor through Shift-W. Here are the steps, the limits that cause silence or overloads, and the route I would build a Logic workflow around.
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iZotope RX 12 vs SpectraLayers Pro 13: Which Spectral Editor to Buy
SpectraLayers Pro 13 wins stems and layered editing for less money; RX 12 Standard leads on clicks, sibilance, reverb and DAW plug-ins. Editions, prices, the $279.99 crossgrade, trials and a composite of six published comparisons.
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