HIFI Earphone Tube Amplifier with 12AT7 Tube TENOR TE7022L 24Bit USB DAC chip CS4398 DAC decoder

19 In stock

Tube Headphone Amplifier

HIFI Earphone Tube Amplifier with 12AT7 Tube TENOR TE7022L 24Bit USB DAC chip CS4398 DAC decoder TPA6120A2 Power amplifier Support 3.5mm and 6.35mm RCA output   Model No: WHFA-SG300 Features 1. Aluminum alloy case designed. 2. Adopt high quality 12AT7 tubes, its taste is sweet and delicate treble performance has charm, thick...
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HIFI Earphone Tube Amplifier with 12AT7 Tube TENOR TE7022L 24Bit USB DAC chip CS4398 DAC decoder TPA6120A2 Power amplifier Support 3.5mm and 6.35mm RCA output

 

Model No: WHFA-SG300

Features

1. Aluminum alloy case designed.

2. Adopt high quality 12AT7 tubes, its taste is sweet and delicate treble performance has charm, thick low-frequency sound, powerful low frequency, dynamic ability.

3. 24Bit USB DAC chip adopt high-quality professional integration chip of TENOR TE7022L, support the highest rate 96KHZ output, which is wide frequency response, high resolution. After I2S digital signal decoding transferred to the power amplifier by the high-frequency filter chip DAC, it can let background noise of transmission of digital of computer to a minimum level.

4. DAC decoder chip adopt CIRRUS LOGIC company's top digital / analog converter chip of CS4398 chip, it is up to 120dB signal to noise ratio and dynamic range parameters, providing a high level of audio resolving power, and supports up to 24Bit/192KHz perfect digital signal D / A demodulation

5. Earphone power amplifier chip is used the hottest TI TPA6120A2 currently, the chip has extremely low distortion and high speed conversion speed. Supports a variety of high and low impedance headphones

6. Feature of turn-on delay and shutdown relay quick disconnection avoid momentary switch circuit imbalance completely, causing the DC output impact your expensive earphones and speakers thus to extend their life, but also to avoid the harsh pop noise.

7. Support dual output of 3.5mm and 6.35mm earphone jack to be suitable different earphone.

8. Support RCA audio output as HIFI pre-amplifier.

HIFI Earphone Tube Amplifier with 12AT7 Tube TENOR TE7022L 24Bit USB DAC chip CS4398 DAC decoder

HIFI Earphone Tube Amplifier with 12AT7 Tube TENOR TE7022L 24Bit USB DAC chip CS4398 DAC white

PCBA of tube earphone amplifier

Curve of output power and load impedance

 Curve

Product Specifications 

  1. Input Z:Line Input 15KΩ
  2. Output Z:10Ω
  3. Line Input Sensitivity:400mV±50mV
  4. Frequency Response:
    • 9Hz-160KHz -3dB
    • 30Hz-30KHz 0dB
  5. SNR(Typical):>=90dB
  6. Inter-channel Crosstalk: > 55dB (1KHz)
  7. THD+N,1KHz:<0.06%,100mW into 8Ω
  8. SMPTE IMD: <0.06%,100mW into 8Ω
  9. Net Weight:0.5Kg
  10. Dimensions:L104mm * W92mm *H 62mm
  11. Power Adapter:

Input 1: 220v /50Hz

Output: 12VAC 1000mA,5.5*2.1 Power Jack

    11.  Usable Headphone Impedance Range:8-1000Ω

    12.  Accessories:

Power Adapter x 1

USB Audio Cable x 1

Manual x 1

Package

package

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Shipping

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4.Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound. The shipping rate can be showed at the Checkout page. There are two options for shippig as below.

A. Standard Shipping(≤2KG): The Post Registered Air Mail, ePacket or DHL Global Mail

B. Express Shipping: EMS, DHL, UPS , or Fedex. For faster shipping and smooth transaction, we will change the shipping company among them

Returns Policy

You may return most new, unopened items within 7 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the 'Complete Orders' link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Seller Guarantees

1. One year Manufacturer`s limited Warranty for defective items (excluding items damaged and/or misused after receipt). Accessories come with a 3-month warranty.

2. Defective items MUST BE reported and returned within the warranty period (with the original packaging, if possible). You must tell us what the defect is and give us your order number. WE DO NOT REPAIR OR REPLACE ITEMS WITH AN EXPIRED WARRANTY. You agree to all of the above-listed policies upon ordering on our store.

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