Used Alto RSA27 REALTIME ANALYZER Signal Processor

Used Alto RSA27 Realtime Analyzer signal processor in fair condition, ideal for quick live-sound tuning and room EQ checks. Features 27-band real-time analysis across the audio spectrum with easy-to-read LED display, adjustable input level, and balanced XLR I/O for straightforward integration in PA or studio rigs. A practical, budget-friendly tool for identifying feedback-prone frequencies and monitoring system response when you need reliable basic RTA functionality.