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-rw-r--r--host/include/uhd/stream.hpp5
1 files changed, 3 insertions, 2 deletions
diff --git a/host/include/uhd/stream.hpp b/host/include/uhd/stream.hpp
index 352f63e4e..0c9282545 100644
--- a/host/include/uhd/stream.hpp
+++ b/host/include/uhd/stream.hpp
@@ -80,8 +80,9 @@ struct UHD_API stream_args_t{
* Possible keys used by args (depends on implementation):
*
* - scalar: an integer scaling factor used with the sc8 wire format.
- * The key/value pair scalar=1024 means that the sample in the DSP
- * was multiplied by 1024 before its upper 8 bits were harvested.
+ * Use scalar=1 to harvest the lower 8-bits.
+ * Use scalar=256 to harvest the upper 8-bits.
+ * Any scalar in-between is also a possibility.
*
* - underflow_policy: how the TX DSP should recover from underflow.
* Possible options are "next_burst" or "next_packet".