SM63L then the problem is a

then the problem is a ground loop associated with the combination of a common power source and audio grounding schemes

The two internal receivers can be operated separately

With a high and undistorted sound pressure output of 120dB maximum SPL at one meter

ambient noise detection and adjustment and a real-time clock with an event scheduler

punchy precise colourful sound without sounding dull or nasty at anytime

SM63L then the problem is aThe SM63 is designed for handheld use on stage and in broadcast, recording, and TV studios. The SM63L and SM63LB are ideal for remote interviews and other situations where longer microphones are desirable. The smooth, wide frequency response of the SM63 is tailored for optimum speech intelligibility, and includes a controlled low frequency rolloff for reduced pick up of stand and wind noise. A built in humbucking coil makes the microphones virtually