VT RTA-168A/B Manual Rev. 1.5
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www.virtins.com/AudioTestCD.zip
or saved into a USB memory stick. They can also be generated directly from the Signal
Generator of Multi-Instrument.
7)
1/8” TRS cable (1.8m)
8)
Black Soft Pouch Case
9)
Unique Sound Level Calibration Data (in CD)
10)
Unique Microphone Calibration Data (only provided in RTA-168B, in CD)
1.2 Hardware Connection Diagram
There are two connection methods, with or without the XLR cable between the measurement
microphone and the XLR-to-USB sound card.
Connection Method 1 (without XLR cable):
Unscrew the XLR shield on the XLR-to-USB sound card and connect the sound card directly
to the measurement microphone. Then connect the corresponding ends of the USB cable to
the XLR-to-USB sound card and the PC’s USB port. When this is complete, the red LED
light will light up indicating that it is receiving power.
without XLR cable
Connection Method 2 (with XLR cable):
