Practical audio testing guides for SignalProof.https://signalproof.borealbit.com/https://signalproof.borealbit.com/blog/pink-noise-speaker-checks/https://signalproof.borealbit.com/blog/pink-noise-speaker-checks/A practical workflow for using pink noise with a sound meter while avoiding claims that an iPhone can guarantee room SPL.Wed, 01 Jul 2026 00:00:00 GMThttps://signalproof.borealbit.com/blog/repeatable-test-tones/https://signalproof.borealbit.com/blog/repeatable-test-tones/Use SignalProof as a controlled signal source while keeping acoustic sound pressure claims tied to what the measurement setup can actually prove.Wed, 01 Jul 2026 00:00:00 GMT