The Extech 407790A Real-Time Octave Band Analyzer is a professional instrument designed for detailed acoustic assessment. It measures sound levels in real time across multiple octave bands, allowing engineers, acousticians, and safety professionals to identify, analyze, and manage noise sources with high precision. This analyzer features a wide frequency range and supports both A and C weighting filters with fast and slow response modes. Its built-in data logging capability and USB connectivity allow users to store, export, and analyze measurements efficiently on a PC. The rugged, handheld design with a backlit LCD makes it suitable for both field and laboratory use. The 407790A is ideal for regulatory compliance, noise control studies, and workplace safety monitoring. Key Features: Real-time octave band analysis for detailed frequency measurement Wide frequency range with A & C weighting and fast/slow response Built-in datalogging for extended measurement periods USB interface for data transfer to PC Backlit LCD display for easy reading in all lighting conditions Portable, rugged design for field and lab use Suitable for regulatory compliance and industrial applications Compatible Applications: Environmental noise assessment, industrial workplace monitoring, acoustic studies, machinery noise evaluation, building acoustics, and regulatory compliance testing. Included Accessories: Microphone with windscreen, USB cable, software, batteries, and hard carrying case. Compliance: Meets IEC 61672 standards and relevant environmental noise regulations. Benefits for Users: Provides accurate, frequency-specific noise measurements, enables compliance with safety and environmental standards, simplifies long-term data analysis, and supports professional acoustic studies with reliable performance.
