TECshow LINK USB 2.0 User Manual
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| Tecshow USB 2 .0
LINK USB 2.0
USB audio interface
USER MANUAL / MANUAL DE USUARIO
PLEASE READ THE INSTRUCTIONS CAREFULLY BEFORE USE
POR FAVOR LEA LAS INSTRUCCIÓNES ANTES DE USAR
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Tecshow USB 2 .0 |
Link USB 2.0
USB audio interface
Link USB 2.0 is an USB interface that has a stereo
input - with a phono/line selector - and a stereo and
S/PDIF output. The equipment is USB bus-powered,
has a preamplier for phono signal and is compatible with both PC and Mac, without the need to
install any drivers. Link USB 2.0 is an ideal device to
merge the analog world with the digital one, being
able to process instruments, or even amplify or
record what is being worked on the computer.
Specications
Features
• 2 analog signal input and output
• 1 S/PDIF digital signal coaxial output
• Switchable Phono/Line input mode
• LED power status indicator
• USB bus-powered
• Soware: Windows 2000, XP, 7 or higher & Apple
Mac OS9.0.4 or higher
Specications
• Frequency response: 22Hz-20kHz, (±0.5dBu)
• THD: 0.05% @ 1 kHz
• Signal-to-noise ratio: 90dB
• Crosstalk: -80dB
• Line/phono input impedance: 25kOhms
• Line max. input level: 2dB
• Phono max. input level: -36dB @ 1kHz
• Line output impedance: 220ohms
• Line max. output level: 2dB
• S/PDIF output output impedance: 75ohms
• S/PDIF max. output level: 0.5V PCM Stereo
• Sigma-delta converters: 16-bit
• Sampling rates: 44.1kHz, 48kHz
Connectors
• 2 x Stereo RCA Unbalanced
• 1 Coaxial S/PDIF RCA
Physical
• Weight: 0.09 Kg. / 0.2 Lbs.
• Dimensions: 91.5x62x28.3 mm. /
13.6x2.44x1.11 in.
1. OVERVIEW
English version
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| Tecshow USB 2 .0
English version
2. SAFETY AND PRECAUTIONS
FCC COMPLIANCE NOTICE
This device complies with part 15 of the FCC rules.
Operation is subject to the following two conditions:
1. This device may not cause harmful interference.
2. This device must accept any interference
received,including interference that may cause
undesired operation.
Caution: Changes or modications not expressly
approved by the party responsible for compliance could void the user's authority to operate
the equipment.
Note: This equipment has been tested and found
to complywith the limits for a Class B digital device,
pursuant to part 15 of the FCC Rules. These limits
are designed to provide reasonable protection
against harmful interference in a residential instal-
lation.
This equipment generates, uses, and can radiate
radio frequency energy and, if not installed and/
or used in accordance with the instruction manual,
may cause harmful interference to radio communications. However,there is no guarantee that interference will not occur in a particular installation.If
this equipment does cause harmful interference to
radio or television reception,which can be deter-
mined by turning the equipment o and on,the user
is encouraged to try to correct the interference by
one or more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a
circuit dierent from that to which the receiver is
connected.
• Consult the dealer or an experienced radio/TV
technician for help.
Disposing of this product should not be
placed in municipal waste and should be
separate collection.
Caution: Describes precautions that should be
observed to prevent danger of the apparatus.
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Tecshow USB 2 .0 |
English version
3. FEATURES
• 2 analog signal input and output
• 1 S/PDIF digital signal coaxial output
• Switch-able Phono/LINE input mode
• LED power status indicator
• USB bus-powered
3. Grounding pillar: Generally, when the phono
input source is selected, grounding pillar is connected to the phono signal ground, which can
reduce input noise;
4. Le/right inputs: Receive the output signal from
the audio source like tape recorder and /or
phono etc.
5. Phono/ line mode switch: When input high
level audio source(like tape) is selected, turn
this switch to "LINE"; while input phono audio
source is selected, turn it to "PHONO";
6. Le/right outputs: Used to connect active
speakers;
7. S/PDIF digital signal outputs: Used to connect audio amplier with S/PDIF digital input
through coaxial RCA cable.
4. BEFORE OPERATION
5. CONTROL ELEMENTS
Please read this manual carefully to take full advan-
tages of Link USB 2.0. Make sure that Link USB 2.0
works at a place with good ventilation. Do not put
it on a heavy heater source (as amplier, electric
oven). Link USB 2.0 is directly powered by USB
power supply. Therefore, please comply with the
relative safety regulations during operation.
1. USB poert: A type B USB port, connect to PC
with the B inverting A type connector USB
cable;
2. Power Indicator: Connect to PC with the Bin-
verting Atype connector USB cable, the LED will
light on;
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