RTA 420 or they can be retrieved

or they can be retrieved online via the RTA-420 Microphone Correction Curve Database by entering the serial number of the microphone

Whether it's transmitters or receivers

DJ equipment

All the NBB Series products are equipped with two RJ-45 Ethernet ports so that it is feasible to cascade several NBB Series products

RTA 420 or they can be retrievedThis is the base RTA 420 which does not include calibration files. To Purchase and RTA 420 with Calibration Files select HERE. The RTA 420 is an ideal budget friendly measurement mic. Its a great choice if youre a student, just starting out with system measurement, an established pro looking for a backup mic, or putting together a "B" rig. Its also a cost effective solution for multi mic measurement setups. The RTA 420 offers very respectable