Elecbee HiFi Mini Class A 12AU7 Tube Multi-Mix Headphone Amplifier Stereo Pre-Amp Board DC24V

SKU: 1675521

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Key Features

- It is a Pure Class A amplifier with excellent performance desgined by Douk Audio Studio. It brings you a powerful, dynamic and sweet TUBE SOUND from your headphones.

- Without any OP amp or IC in this circuit, but MOSFET Class A.

- The vacuum tube will emit red light in operation offering you different visual effects especially at night, and its mini size, compact design and tough PCB shell make it more elegant and fashionable.

- 6.35mm and 3.5mm headphone output can be used at the same time. In addition, it has output mute protection, which can protect your favorite headsets.

- It also can be used as a class A preamplifier with its preamp output interface.

- High Playability with a switch that can set it to 12 series or 6 series tube modules:

6 Series Available: 6DJ8/6922/6N11/E88CC/6H23...

12 Series Available: 12AU7/ECC8/5814/6189/B329/CV4003/ECC802S...

Specifications:

Working voltage: DC24V, 1.5A at least

Input sensitivity: 50mV

Gain: 32dB

Audio input: 3.5mm audio jack & Stereo L/R RCA

Audio output: 3.5mm headphone & 6.35mm headphone & Stereo L/R RCA

Input Impedance: 100KΩ

Output Impedance: 20Ω~600Ω

Frequency response: 10Hz-60KHz (±0.25dB)

Signal/Noise Ratio: >90dB

Dimension: W102× D102 × H37.5 mm (4.02 × 4.02 × 1.48 in)

Net Weight: 310g

Notice:

1. We recommend to have it rest after 2-3 hours work for its large power that not suitable for a long time work.

2. Please keep away from some high-power sources of interference, such as monitors,audio speakers, mobile phones, WIFI and other electrical appliances.

3. Power switch Reset: if power switch is locked and can not be shut OFF or turned ON, you need to reset it by the following steps: deeply press and hold the switch and then turn it to left and right for 2 or 3 times, then release it, the switch will be reset. If not, you can repeat that method for 2-3 times again.

4. RCA output: it will automatically switch to RCA output after 6.35 headset being pulled out.

5. Normal boot requires about 10 seconds then It will have a normal sound output.

- It is a Pure Class A amplifier with excellent performance desgined by Douk Audio Studio. It brings you a powerful, dynamic and sweet TUBE SOUND from your headphones.

- Without any OP amp or IC in this circuit, but MOSFET Class A.

- 6.35mm and 3.5mm headphone output can be used at the same time. In addition, it has output mute protection, which can protect your favorite headsets.

- It also can be used as a class A preamplifier with its preamp output interface.

- High Playability with a switch that can set it to 12 series or 6 series tube modules:

6 Series Available: 6DJ8/6922/6N11/E88CC/6H23...

12 Series Available: 12AU7/ECC8/5814/6189/B329/CV4003/ECC802S...

Specifications:

Working voltage: DC24V, 1.5A at least

Input sensitivity: 50mV

Gain: 32dB

Audio input: 3.5mm audio jack & Stereo L/R RCA

Audio output: 3.5mm headphone & 6.35mm headphone & Stereo L/R RCA

Input Impedance: 100KΩ

Output Impedance: 20Ω~600Ω

Frequency response: 10Hz-60KHz (±0.25dB)

Signal/Noise Ratio: >90dB

Dimension: W102× D102 × H37.5 mm (4.02 × 4.02 × 1.48 in)

Net Weight: 310g

Notice:

1. We recommend to have it rest after 2-3 hours work for its large power that not suitable for a long time work.

2. Please keep away from some high-power sources of interference, such as monitors,audio speakers, mobile phones, WIFI and other electrical appliances.

4. RCA output: it will automatically switch to RCA output after 6.35 headset being pulled out.

5. Normal boot requires about 10 seconds then It will have a normal sound output.

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Specifications

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Attribute

Value

Wireless Capability

Bluetooth

Model

AU7

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Description

Package includes:

1× Headphone Amp( assembled)

1× 12AU7 Tube

1× Power Supply

HiFi-Mini-Class-A-12AU7-Tube-Multi-Mix-Headphone-Amplifier-Stereo-Pre-Amp-Board-DC24V-1675521

Shopping Guide

Shipping	Delivery Period	For in-stock parts, orders are estimated to ship out in 3 days. Elecbee ships orders once a day at about 5pm except Sunday. Once shipped, estimated delivery time depends on the below carriers you chose. DHL Express: 3-7 business days DHLeCommerce: 12-22 business days FedEx International Priority: 3-7 business days EMS: 10-15 business days Registered Air Mail: 15-30 business days
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	Shipping Options	Shipping rates for your order can be found in the shopping cart.
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Returning/Warranty	Returning	Returns are normally accepted when completed within 30 days from date of shipment, please contact customer service for a return authorization. Parts should be unused and in original packaging. Customer has to take charge for the shipping
	Warranty	All Elecbee purchases come with a 30-day money-back return policy, plus 1-year Elecbee warranty against any manufacturing defects.
		This warranty shall not apply to any item where defects have been caused by improper customer assembly failure by customer to follow instructions, product modification, negligent or improper operation
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