Best way to measure SPLs with computer interface for


Should I buy a microphone and software for my PC or get a meter that connects to the PC?I wish to spend less than $100.00.
twotinears
https://www.minidsp.com/products/acoustic-measurement/umik-1

with

https://www.roomeqwizard.com/

Each microphone has calibration file, that you obtain by providing serial number.  Room EQ Wizard uses this file to correct microphone output.  Microphone is calibrated for direct (straight) and omnidirectional (pointing up) response.  Microphone is $75 and software is free.
fuzztonePrincipal reason is to dial in the sub.  Trying to see what I can learn adjusting the volume/input sensitivity and level/crossover frequency.
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