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Your cart is empty.This tube has a well balanced, colorful tone with strongly defined lows, mids and smooth highs. It allows for more clean head-room than higher gain 12AX7s. In overdrive, it is smooth and strong with well defined lows and Mids. When pushed into overdrive it offers clean distortion with well balanced lows and Mids. The jj 12AX7 is well suited for all types of music and playing styles. It is also highly recommended for studio pre-amps and Hi-Fi gear.
Michael Hayes
Reviewed in the United States on September 26, 2024
This is a genuine JJ Tube. Sounds great! Came on time.
Adrianne
Reviewed in the United States on September 23, 2024
This little guy did the trick! I have a VOX AD15VT amp and needed a new pre-amp tube. Sounds great!
Richard Tremblay Jr.
Reviewed in the United States on December 28, 2024
I have a bass preamp that came with a fairly generic tube. That tube seemed to distort and sound farty when pushed. This tube has a much more even tone and sounds way more smooth. Theresa nice warmth and fatness to it. I don’t have a huge budget and if you’re like me, definitely buy it. Well worth the small price tag.
Customer
Reviewed in the United States on December 21, 2024
I believe most people know you could spend hundreds of dollars on vintage new old stock tubes ,however, I was just looking for a reliable tube for reasonable money.The JJ to fit the bill, they work well. and they reliable. I’ve been using them for a while with no problems.
ThreeLucky7s
Reviewed in the United States on November 25, 2024
Tube works. Packaged super well. Flawless.I ordered a tube from a different vendor. They sent the tube box in the amazon bag with no protection.. and the box was opened.This came in a small cardboard box, stuffed with packing material and a slip to prevent the tube from rattling. I will always buy from you Ruby Tubes from now on.
BajaSands
Reviewed in the United States on November 17, 2024
Fast delivery for quality pre amp tubes for one of my Fender Bass Amps.
Tobius Manning
Reviewed in the United States on November 16, 2024
Decent low-price tube.Amp sounds beter then it did with the worn-out tubes.
Stillonit
Reviewed in the United States on January 12, 2016
Hot rod deluxe 97 still had the factory fender marked tubes. It's clean sound and the overdrive was too Icepickky. I just didn't like the sound it was making anymore. Tried changing the knobs but it was not where I wanted to be sound wise. I bought this tube for the overdrive channel because some forum blogs said their over driven channel sounded much better to them with this tube in v2 . Also bought 2 other tube to try a selection of tubes some people gave positive comment on . I put JJ 12DW7 in v2 and put a 12AX7EH in V1 I wasn't that impressed. It was better. Still a little sharp on both channels little chimey. They didn't really help the clean channel that much. Tried a t-12AX7-S-JJ in V1 hmmm better..but the clean channel was blaa not a clean sound yet . overdrive sound bearable. Just for grins I put the dw7 in V1 and the 7EH in V2 and Wow my clean channel was super nice now!!!! overdrive ho hum . Put in the 12AX7 JJ tube in V2. Got a warmer sound and steady tone in the Overdrive. The clean sounded a little sweeter. Move tubes around a few more time in v1 v2 v3 . Best combination was JJ12DW7 in V1 JJ 12AX7 in V2 & V3 I left the stock tube in it as i felt the 12AX7EH electro harmex tube made a change in sound although negligible and maybe I was just imagining it but I put the stock tube back into A3 I will keep the 12ax7EH as a spare. It sounded a little chimey to me. Some people maybe able to make this sound into their own. I just wasn't in to it. I almost want to try another DW7 in v-2 . I am looking into finding what would be best in to the V3 socket. The loudness stayed the same. The volume setting sensitive stayed about the same or more touchy. But I'm happy now that the clean is sounding like an acoustic guitar instead of just too busy. Hard to explain maybe some overdrive in the clean. Maybe what they call microphonic. The overdrive is usable ,still undecided. maybe i think it need to sound by my effect processor and not the raw overdriven barky sound. But in a pinch I can make it work. I don,t like a lot of cords and electronic under my feet if I don't need it. The jj t-12ax7-s-jj is a great tube. Sounds better than the stock one and in some tube combination and amp it probably sounds fantastic
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