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HiFi Preamp Stereo Amplifier Module

Amplifiers   Audio Tube Type   Item Number:     1506949289
HiFi Preamp Stereo Amplifier Module$45.95
Item Description 
HiFi Tube Stereo Audio Headphone Amplifier, 120V power supply, black panel, screws.
This board has been soldered with precision and tested, this unit does not  require you to do any soldering, you only need to install two Electron tubes and two black panels mounted to the PCB board, then power up.

Features:

1. HiFi tube amplifier, mellow and plump sound.
2. Eight 470UF capacitor filter, pure power supply system, no hum.
3. RCA (lotus seat) that little hole is not the headphone port, it was the screw holes.
4. Ideal for subwoofer audio conversion or assembly.
5. The circuit design is reasonable, low noise, low power, is a high-quality entry-level electron tube pre-amplifier circuit.
6. With LEDs on the bottom of the tubes, send out soft orange light when it is working.
7. Great for smartphone, computer, CD, DVD, MP3, and other audio equipment.

Power works:

Turn on the power, tube filaments start heating, this time from the zero voltage boosting, after tube filaments heat up, voltage boost is finished.

Specifications:

Material: Acrylic and PVC
S/N: >=90dB
Sensitivity: <=230mV
Distortion: <=0.1%(1kHz)
Frequency range: 20Hz - 500Hz
Impedance: 47ohm
Power adapter: US Input: AC120V 50/60Hz,
Output: AC12V 1.2A
Size: Approx.11.3 * 8 * 3.3cm / 4.45 * 3.15 * 1.3inch

Package includes:

1 x HiFi Amplifier
1 x Power Adapter(US)
3 x Tubes
4 x Screws

New [Sale]

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Discount Code:

Manufacturer:   Eldore
Mpn:   ABK
Condition:   New
 
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