There are no excuses for inaccurate results. Which is why the Audio Precision engineers build analyzers that produce unflinchingly credible data that people trust. In a demanding industry, using Audio Precision analyzers means never having to say you're sorry.
When decisions worth millions of dollars are being based on your recommendations, your data must be beyond question. Our analyzers are on R&D benches and production lines at major audio manufacturers across the world because those engineers want the assurance of instruments that are best in class.
In audio, that means AP.

Variation in level of a 3.0 Vrms sine wave at 1 kHz over 40,000 consecutive measurements.