Rational Acoustics RTA-420 Measurement Microphone with Calibration Files | Reverb
Found a microphone at the venue I work at, some kind of reference microphone? Help identifying? No distinguishing marks on box or microphone. : r/livesound
SIA RTA-420 | #141353717
Rational Acoustics RTA-420 Measurement Microphone with Calibration Files | Reverb
audiomeasurements.com
RTA mic for subs and 20hz | diyAudio
Mackie QuadEQ 4-Channel Graphic EQ | zZounds
Amazon.com: dbx RTA-M Driverack Series Reference Microphone black 7.00 x 3.50 x 12.00 inches : Dbx: Musical Instruments