little-bear-bk-6n11-12au7-6922-tube-valve-headphone-amplifier
  1. Nirvalica

    Help needed identifying 12AU7s

    Hi, I bought an unknown black plate 12AU7 for a pretty good price and I'm trying to figure out what brand it could be. I'm assuming it's from USA since it's labeled 12AU7 and not ECC82. The plates look similar to my Raytheon(?) black plates, however the etched codes look similar to my Sylvania...
  2. Charliemotta

    Aune T1 help with tube problems please.

    When I use a 12AX7 or 12AU7 tube in my AuneT1, it sounds terrible. I usually have the volume right at 12 o'clock with any other tube (6DJ8 or 6922EH). Now with the 12's I have to turn it up all the way and I can just start to hear it and it's sort of muffled. This 1st happened with a 12AU7 and I...
  3. VGoghs earfrmsc

    Pro TOTAL x5 Tube 12/6 series 6N11 12AU7 6922EH valve Headphone Amplifier amp UK

    i would appreciate any info or persons experience of this amp. Also how would it serve as a pre amp in general, and is it value for money with those tubes included? I just fancy a bit of fun with the tubes, no great expectations really. Thanks in advance
  4. Little Bear BK 6N11 12AU7 6922 Tube valve Headphone Amplifier

    Little Bear BK 6N11 12AU7 6922 Tube valve Headphone Amplifier

    A small Chinese tube transistor hybrid amplifier based on the 6N11 tube. Budget headphone amp, great for getting beginners hooked on the sound of tube amps. Works great as headphone amp and a Hi-Fi pre-amp.
    • oli1122
    • Head Gear item
    • little-bear-bk-6n11-12au7-6922-tube-valve-headphone-amplifier
    • Reviews: 2
    • Category: Desktop Amps
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