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FET 6N11 Tube Pure Class A Headphone Preamplifier  766-580-2473

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Shipping Method
Estimated Delivery Time
Free Shipping
(By China Post Air Mail)
15-26 days
(It may take longer time during holidays.)
EMS 5-16 days
UPS/DHL/Fedex IE/Fedex IP 3-7 days

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Product Details


Product Details

1. Working voltage: DC24V

2. Input Sensitivity: 100mV

3. Input Impedance: 100K Ohm

4. Output Impedance: 32 ~ 600 Ohm

5. Gain: 30dB

6. Frequency response: 10Hz ~ 60KHz ± 0.25dB

7. SNR:> 90dB

8. Finished Size: length 88 × width 98 × high-45mm

9. Board size: 82 × 92mm

Note: After power on 20 seconds then plug in your headphones. Before shutting down, first set aside the headset and then power-off! Amp in Class A state, the host and power may have a fever, keeping a well-ventilated and heat!



1. The 1% precision metal film resistors;

2. Main power supply filter capacitor using Japanese imported KINGBOX 1000uF/35V;

3. Audio input RCA terminals;

4. The fully enclosed dust potentiometer, performance is more stable, more durable than the ordinary potentiometer;

5. The amplifier has minimal current sound with excellent board wiring.


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