I try to make check if i have 37kHz on any board. have cheap Instrustar 2x20MHz
I cannot measure that if i have signal or not.
When i run online generator from audio card it can measure its 20khz without problem. So how to measure if this frequency is ok ?
I cannot measure that if i have signal or not.
When i run online generator from audio card it can measure its 20khz without problem. So how to measure if this frequency is ok ?
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