Samson C01 Cardioid Condenser MicrophoneC01 Cardioid Condenser Microphone The C01 has all the performance characteristics you would expect from a large diaphragm condenser microphone. It's the perfect solution for recording vocals, acoustic instruments, and for use as an overhead drum mic. Capture Sound with Warmth and Clarity Featuring a large 19mm dual layer diaphragm with a cardioid pickup pattern, the C01 produces a smooth, flat frequency response. Its two ultra thin sensor diaphragms