Robert PalmqvistforEmuMannenemumannen.hashnode.netยทJan 6, 2023VU and PPM audio metering circuitI have built and tested several circuits I found on the Internet and to make a long story short, the best I found was Rod Elliotts P55 (surprise, surprise). It is simple yet elegant and I like the PPM feature. Rod designed the circuit for an input si...DIYAdd a thoughtful commentNo comments yetBe the first to start the conversation.