If VAC was previously loaded, you must first uninstall all versions before installing a new version of VAC 4.0x Install VAC 4.0x as per the installation directions. Obtain and install VAC 4.0x on the same computer that is running PowerSDR Below is a summary of the steps required.ġ. There are several steps involved in getting VAC installed and working properly with PowerSDR. This article has screen shots from the 4.08/4.8 version of VAC Also, screens change significantly from sub-release to sub release, so the ones shown may not be exactly what is the most current. His software which is labeled 4.08 on his web site comes up as 4.8 in the program's About menu. Note: The program's developer, Eugene has introduced a problem in his version control. You can get information from the VAC Home Page. VAC is written and maintained by Eugene Muzychenko. This allows the user to setup and control the audio parameters of VAC directly from the PowerSDR console. PowerSDR version 1.6.0 (and above) has native support for VAC when using the DRM or DIGIx modes. WDM/KS Audio technology native for Windows 2k/XP/2k3.PCM format conversion between clients on either end of the VAC cable.Signal mixing (with saturation) between output port clients.Almost no sound latency with maximal interrupt frequency.Floating point formats are not supported. Almost any of fixed point PCM audio formats (200.1000000 samples per second, 8.32 bits per sample, 1.8 channels).VAC version 4.0x is an upgraded version from 3.12.
A computer PCI, Firewire or USB slot is not used.There are no external cables to degrade the sound quality or possibly pick up RFI.
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