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User manual
Art.-no. 99201I
InLine® Tri-Tone Audio Pre-Amp and Headphone-Amp,
3,5mm stereo, USB powered
A. SAFETY NOTE
In case of a high electrostatic discharge and fast transient disturbance from the power source,
you may need to reset the product manually by switching it off for a few seconds before switching
it on again.
B. INTRODUCTION
The product supports Tri-Band tone control. If you would like to adjust different sound band that
suits your musical experience preference, this is the perfect choice between your player and
music system.
C. FEATURES & SPECIFICATION
Tri-Band Tone Control
Treble
- Control Range: 3KHz-20KHz
- Trim Range: -12dB to +12dB
- Center Freq: 18KHz
Middle
- Control Range: 200Hz-4KHz
- Trim Range: -10dB to +10dB
- Center Freq: 1KHz
Bass
- Control Range: 20-250Hz
- Trim Range: -14dB to +14dB
- Center Freq: 100Hz
Audio channel balance control
Independent opamp for each channel to minimize the crosstalk
Integrated power isolation to boost 5V to +/-12V
Stereo Crosstalk: 90dB
SNR: around 112dB (A-weighting)
THD: 0.003% (A-weighting)
3.5mm headphone output & Line output
Max. Headphone Output power:
- around 200mW / 16ohm ,120mW / 32ohm at 1KHz
Headphone Drive Ability: 16 - 600ohm
Hardware Loudness EQ
High-quality metal/aluminum construction
Gold-plated contacts of audio jacks
