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Head-Fi.org › Head Gear › Headphone Amplifiers › Desktop Amps › Little Bear BK 6N11 12AU7 6922 Tube valve Headphone Amplifier › Little Bear BK 6N11 12AU7 6922 Tube valve Headphone Amplifier Reviews

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

ag8908

this Little Bear P1 a.k.a. Indeed G2 headphone amplifier is very powerful and it warms/ages the sound slightly

Posted

Pros: Very high power; cool glow (which actually comes from an LED, not the tube); only $45 including shipping

Cons: you need to adjust screws to balance sound b/w left and right; cracking sound when you turn volume knob

Just doing a quick review of this amplifier that I got from China. If you look at my other amp reviews, you'll see that I have tried the Alpen E17 which I thought was underpowered and had an average DAC making it a total waste of money, and that I also tried the Objective 2 which wasn't underpowered, but wasn't something I would call powerful either.   Please note I tested this with a $14 bulb I purchased off of Ebay, an RCA model. So I'm not using the bulb it came with although I didn't listen to see if that made a difference.   Well this thing is SUPER powerful. To listen to it without hurting my ears, I have to set the source's volume (my laptop headphone jack or my phone...
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Martin Ostli

Good for the money, but when you get the unit there is a little to work with

Posted

Pros: good sound, not the best but it amplify the sound as a basic Preamp.

Cons: my unit did come with PSU but it was so week that the PSU got hot and delivered unclean power. unit GETS WARRY HOT!

the unit is good and the sound to. but, there is a little bit of adjusting when you get the unit ( probably not all but it is a possibility.   the tube glows but the LED that is located under the tube is so strong that they override the light from the blower in the tube. i have modified mine, solder the led’s off the unit and placed them in a place where they do not light up anything.  the tube is a standard, so easy and cheep to replace, you should always have one backup!    when you receive the unit is comes with a PSU that is not good for good audio quality. it is cheap, not much filtering and has a constant 50Hz rumble.  you should invest in a LED POWER...
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