Sunday, November 25, 2018

Low noise experiments on Sony TC-D5 Pro


At your risk. Protect your ears.


A multi turn wire wound potentiometer was connected at the XLR input as a variable resistor.


Limiter switch is on.


When resitor is at 0Ω the noise is lower and rec level may carefuly be increased until noise is heard.


Then the multi turn potentiometer is careful turned until subjective noise becomes double.


The measured value of the resitor was 327Ω, giving a measure of equivalent subjective input noise resistance.






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