Filter
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Filter 1 and 2 are designed to eliminate aliasing artifacts that are the
result of the D/A re-construction process.
FILTER 1
This filter operates flat from 20 Hz to 20 kHz, with a very steep roll
characteristic above 20 kHz (21.5 kHz, -3 dB).
FILTER 2
This filter operates up to 20 kHz (-3 dB) with a more gradual roll-off
characteristic compared to Filter 1.
Filter 1 in the SACD format has the same relative output gain as Filter
1 and 2 in the CD format and it has the highest bandwidth of the four
SACD filters. Filters 2, 3 and 4 in the SACD format operate at reduced
bandwidth with steeper slope filtering and different output gain.
FILTER 1
This filter operates up to 180 kHz (highest bandwidth) and has the
slowest roll-off characteristic with no change in output gain.
FILTER 2
This filter operates up to 75 kHz and has the steepest roll-off charac-
teristic. It has a +.5 dB increase in output gain over the entire audio
pass band compared to Filter 1.
FILTER 3
This filter operates up to 80 kHz and has the 2nd steepest roll-off
characteristic. It has a +5.5 dB increase in output gain over the entire
audio pass band compared to Filter 1.
FILTER 4
This filter operates up to 90 kHz and has the 3rd steepest roll-off
characteristic. It has a +3.5 dB increase in output gain over the entire
audio pass band compared to Filter 1
Press this button or key once to enable the SACD Standard to select
and play tracks in a random sequence. To cancel this function, press
the shuffle button or key again.
Krell SACD Standard 9
Front Panel and Remote Control Description, continued
USING THE SHUFFLE
BUTTON OR KEY (13)
USING THE FILTER BUTTON
or Key (1
1),
continued
SACD Format Filters
Conventional Compact Disc
Format Filters