Audio Loopback Cable

Product no.: PM014

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High quality Audio Loopback Cable

  • 3.5mm gold plated stereo plugs which connect the audio out and line in ports of your sound card during sound card loopback testing.
  • This audio test equipment would typically be used with specific sound card testing software.
  • Suitable for use with BurnInTest and SoundCheck.



Windows 98, ME, 2000, XP (32-bit and 64-bit), 2008 Server (32-bit and 64-bit), Windows 7 (32-bit and 64-bit), Windows 8 (32-bit and 64-bit) and WIndows 10 (64-bit) are supported through BurnInTest. Windows 95 and NT4 are also supported through SoundCheck. In order to use the cables, one of the following PassMark applications is required:

BurnInTest version 3.1 or above.
SoundCheck version 1.0 or above.



These cables connect the Audio Out port to the Line In port of your sound card




Specifications of Audio Loop Back Cable

The serial port on IBM compatible PC's conform to the RS232 electrical standard and use a male DB-9 connector. (older PC's may use a DB-25). The DB-9 connector as the following 9 pins.

If you don't want to make your own plugs, you can always purchase our serial and parallel loopback plugs.


Product Code PM014
Dimensions Total length: 330mm ± 0.5mm
Plug length: 14mm ± 0.5mm
Plug diameter: 3.5mm
Conductors American wiring gauge: 26(10/0.12)x2F. 0.43mm diameter with a resistance of 0.0480 ohms per foot.
Insulation: PBC, 1.0mm diameter
Shielding Spiral shield: Bare copper wire, 30/0.10
Sheath Material: PVC
Colour: Black




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