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APPENDIX A: Specifications
76
Speaker bar specifications
Specifications are subject to change without notice or
obligation. Many products for Gateway and its subsidiaries are
custom engineered by our suppliers to Gateway specifications
and may vary from similarly marketed products.
Amplifier power output
7 Watts RMS x 2 channels at 8 Ω and ≤ 10% THD+N
(Amplifier filters flat. Audio Precision Analyzer filters:
10-22KHz, 12.0VDC In)
Signal-to-noise ratio
> 65 dBA (reference: 1 watt into 8 Ω)
Audio input impedance
> 10K Ω
Audio Input line level
■
0.7Vrms at 10% THD (Vol = Max, Bass/Treble = Flat,
3D Off)
■
0.35Vrms at 10% THD (Vol = Max, Bass/Treble =
+6dB, 3D Off)
Power supply
12VDC ± 0.4VDC, 2.0 Amps minimum
Operating supply range
10.0VDC to 16.0VDC
Subsonic EQ
Fixed response
Audio processor
Volume, Bass, Treble, and Stereo enhance. I2C interface
Stereo enhancement
Yes
Amplifier turn on/off
delay
< 0.2 seconds, noiseless
Amplifier mute/standby
Yes, activated by I2C Interface and headphone insertion
Thermal protection
Yes
Short circuit protection
Yes
Overload protection
Yes
Under voltage protection
Yes
Reverse power protection
Yes, polarized power plug, positive center pin
Cooling
Passive convection
Power amplifier
Class D
8512322_XHD3000 Usr Gde.book Page 76 Friday, August 10, 2007 12:33 PM