Upconversion – Teac NT-505-X USB DAC / Network Media Player (Black) User Manual
Page 13
EN
13
H
PHONES jack
Connect headphones with a 3.5mm (1/8
"
) stereo mini plug here
(page 11).
o
This headphone amp circuit uses a four-pole connector with
independent left and right for grounding. Ordinary plugs
with 3 or 4 poles can be used.
o
When headphones are connected to this unit, headphone
output will be turned on and audio will stop being output
from the analog audio output (LINE OUT) connectors on the
back of the unit.
Wiring illustration
L+ R+ L− R−
I
Display
This display shows information about the audio playing back
and menu screens.
J
VOLUME knob
Use to adjust the volume. Turn right to increase and left to
decrease the volume.
o
To enable adjustment of this unit’s analog audio output
volume, set LINE OUT LEVEL to VARIABLE (“Line output level”
on page 23). This will enable adjustment of the analog
output level using this unit’s VOLUME knob.
o
Volume settings are retained separately for analog audio
output and headphone output.
You can use the upconversion function with all input sources
(page 22).
The relationships between input sampling frequencies and sampling
frequencies after upconversion are as follows.
Input source
Upconversion setting
Digital
audio
input
USB
OFF
2× Fs 4× Fs 8× Fs
DSD
256
DSD
512
Input sampling
frequency
Sampling frequency after upconversion
[kHz]
[kHz]
[MHz]
32
−
32
64
128
256
8.1
16.3
44.1
44.1
44.1
88.2
176.4 352.8
11.2
22.5
88.2
88.2
88.2
88.2
176.4 352.8
11.2
22.5
176.4
176.4 176.4 176.4 176.4 352.8
11.2
22.5
−
352.8 352.8 352.8 352.8 352.8
11.2
22.5
−
705.6 705.6 705.6 705.6 705.6
11.2
22.5
48
48
48
96
192
384
12.2
24.5
96
96
96
96
192
384
12.2
24.5
192
192
192
192
192
384
12.2
24.5
−
384
384
384
384
384
12.2
24.5
−
768
768
768
768
768
12.2
24.5
These values are not converted.
o
The maximum upconversion is 8× Fs.
o
Upconversion is not possible when the input is DSD.
o
During MQA playback, 4× Fs upconversion will be used regard-
less of the setting.
Upconversion