Wireless Bluetooth Stereo Audio Pre Amplifier With Toslink And Remote Control
Wireless Bluetooth Stereo Audio preAmplifier High End Micro Pre Amplifier With Toslink and Remote Control
What is the definition and purpose of the preamplifier?
A preamplifier (pre-amplifier) is an electronic amplifier that preparing a small electrical audio signal for further amplification or processing. It is used to drive the cable to the main instrument without significantly degrading SNR. Mainly the Preamplifier purpose switching between different line level source and applying a volume control , then the second power amplifier providing high current to passive speaker.Not only the noise can be minimal, but also the pre-amp can act as a buffer amplifier and signal switch processor between your souce and the main amp.
Through the help of the preamplifier and main power amp , the sound is altered quality and much louder, improve the overall sound quality.
Our new designed Preamp-01 preamplifier compact stylish appearance, using various recently home audio technologies that help a high level of performance that can be described as astounding.
Intended for seeking high-performance in an elegant , the Preamp-01 leaves your music uncolored and free of any gain or noise, the purity of the signal remains uncompromised, allowing the music to be heardas was intended from day it was recorded.
Features of the stereo preamplifier:
*Compact stylish design, mental case and aluminum front panel.
*Built-in DAC, Blue-tooth capability
*Various Inputs including Toslink Optical, stereo RCA, 3.5mm audio
*Output: Subwoofer output, RCA pre-out
*Optical in accepts up to 192kb,24bit
*Support backplay, both remote control and front selector control functions
*Remote control with discrete ON/OFF power buttons
*0.5W standby power consumption meets Energy Star specification
*Preamplifier antenna for better Blue-tooth transmitter
*Blue-tooth range 10 meters, with re-paring automatically
*Ultra rigid chassis construction to minimize the effects of external vibrations
*Available in black and silver finish, OEM welcome.
Specifications of the stereo audio preamplifier:
| Product name |
Home use Hi-Fi audio stereo preamplifier
|
| S/N |
85dB
|
| Input sensitivity |
1.6V
|
| Line level output |
2.5V RMS
|
| Frequency response |
1--58K Hz
|
| THD+N |
<0.1%
|
| Output noise |
<0.1mV
|
| Inputs |
Blue-tooth, Toslink(Optical),Stereo RCA, 3.5MM
|
| Outputs |
Stereo RCA Pre-out, Subwoofer output
|
| Blue-tooth version |
CSR V4.0, supporting aptX
|
| Blue-tooth range |
10 meters, with external antenna
|
| Standby |
Power consumption below 0.5W,preamplifier goes into standby automatically when no signal 15 minutes.
|
| Power voltage |
DC12V / 1A
|
| Dimension |
190*52*139 mm
|
| Weight |
580g
|
Operations guide for the preamplifier:
1. Connect the audio source devices to the respective inputs on the PREAMP-01 and active speakers or a power amplifier to the pre-out terminals.
2. Connect power cord to the PREAMP-01's power connector
3. Turn the power button at the rear of preamplifier to ON, the units starts to standby in two seconds, then into the last input signal mode.
4. Turn on the source device and select corresponding input with the remote control or with the preamp inout selector on front panel.
You can control backplay by Blue-tooth or remote control, playback not working with the other inputs.
Pictures of the HiFi preamplifier:
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