6DJ8 6922 E88CC IRF630 Tube Hybrid MHHA Headphone Amplifier,W/ USB input

6DJ8 6922 E88CC IRF630 Tube Hybrid MHHA Headphone Amplifier,W/ USB input

Shared by: Syed Cobson from AMAZON
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  • Reference Price:
    77.00
  • Average Customer Review:
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  • Date first available at Amazon.com:
    October 27, 2012
  • Shipping Weight:
    1.1 pounds
  • ASIN:
    B009XPXWVW
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Description

Up for sale is a amazing 6N11 (6DJ8/6922) Class A tube headphone amplifier based on MHHA(Multi-Hybrid Headphone Amp) from Sijosae(Korea), The MHHA circuit is a is a fun headphone amp project ,The output stage is IRF630 MOSFET, At the same time it feeds Heater of 6N11 (6DJ8/6922) tube.Input stage using 6N11 very musicial dual triode tube,This headphone amp suitable for 32Ohm~300Ohm headphone. It is not only a tube hybrid headphone amplifier,But also integrate USB DAC function, The USB receiver is CM102 from REALTEC,It is a 16bit/48Khz USB precessor with up to 97.68DB SNR, Great PCB layout to elimate the electromagnetic interfence as well, So its background noise is hardly heard. Moreover, It is also a preamp, You could use it as a tube pre amplifier for your power amp even headphone amp, There is a switch for USB dac mode and preamp mode selection, The LED indecator will be on when working at USB DAC mode. Features Based on 6N11 tube and IRF630 transistor, Reproduce tube sound and more punch Military 6N11 tube can be substituted with 6DJ8/6922, Taster difference taster with the tubes. CM102 USB processor as USB receiver to output 16bit/48Khz audio. Neutral sound monitor style. Military grade 6N11 tube. Capacitor coupling output harmless for headphone amplifier Great dual side PCB layout to make the noise nearly could not be heard =============== Specifications Power supply: DC24V,1A Input impedance:100KOhm Input sensitive: 100MV Output impedance::32~300 Ohm Gain:30dB SNR:>90dB Frequency response:10Hz-60KHz +/- 0.25dB Size: 128mm * 91mm * 32mm L*W*H ============ Package Content: One assembled 6N11 (6DJ8 6922) tube headphone amplifier with USB DAC. One 6.5mm to 3.5mm headphone adaptor in gold or sliver color One AC adaptor with 24V DC out,Works on 110~240V

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