Speaker impedance
This is an AC resistance value, indicated in Ω (ohms).
Greater power can be obtained when this value is smaller.
Dialogue normalization function
This function operates automatically during playback of Dolby Digital,
Dolby Digital Plus, Dolby TrueHD, Dolby Atmos, DTS or DTS-HD sources.
It automatically corrects the standard signal level for individual program
sources.
Dynamic range
The difference between the maximum undistorted sound level and the
minimum discernible level above the noise emitted by the device.
Downmix
This function converts the number of channels of surround audio to a
lower number of channels and plays back according to the system’s
configuration.
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Video
ISF
ISF (Imaging Science Foundation) is an organization that certifies video
technicians who are then qualified to carry out calibration and adjustment
to match the installation conditions. It also sets quality standards for the
optimization of device video performance.
Progressive (sequential scanning)
This is a scanning system of the video signal that displays 1 frame of video
as one image. Compared to the interlace system, this system provides
images with less flickering and jagged edges.
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