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PSVANE Horizon Series CV181-AT / 6SN7 Vacuum Tube Amplifier Matched Pair (2 PACK)

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$108.99

$ 50 .99 $50.99

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  • CV181-AT in the PSVANE Horizon series use Increased-Density ceramics for the base to improve on low conductivity and stability. And due to the HPC-X anode coating technology, anode-power's improved, thereby increasing output power, it can also absorb excess gas, extending life span. It is double triode, used in voltage amplification circuit and it can be replaceed directly by standard 6SN7 tubes.
  • The CV181-AT features the Horizon series' exclusive HPC-X coating and a base made of a new material.
  • Under precise voltage and temperature control, each PSVANE vacuum tube must undergo at least 24 hours of burn-in test before leaving the factory, to ensure that every product delivered to you is stable and reliable.
  • The CV181-AT is known for its powerful output and exceptional low-frequency performance, offering a rich and deep sound quality. It presents a warm and full audio experience, showcasing profound musical expressiveness.
  • 12 months warranty



Product Description

CV181-AT
CV181-AT
CV181-AT
2A3-AT
CV181-AT
CV181-AT
acme845

Rocky Mountain
Reviewed in the United States on March 15, 2025
I swap all the stock tubes of my Willsenton R300 to : Shuguaon Treasure 300B-Z, PSVANE Treasure 274B-Z, LINLAI Elite E-6SL7, PSVANE Horizon CV181-AT. The new tubes bring huge improvement to sound quality, the sound stage is much wider, more holographic, more details can be heard, the bass is deep and tight, the mid is full and warm and the high is good. I'm very happy with these new tubes.
Frank Goldfarb
Reviewed in the United States on February 5, 2025
Very good tubes. Sound great and look great, too.
Andrew Anderson
Reviewed in the United States on February 21, 2025
I ordered a matched set of PSVANE Horizon 6SN7 tubes for my new Schiit Freya+ F. It took about 10 days to two weeks for them to arrive. Of the four tubes in the Freya, I replaced the right two tubes with the PSVANEs and used tube savers to raise them. There was a noticeable improvement in sound. It was a richer and broader sound over the Tung-Sol tubes that came with the Freya. It was very noticeable, and I was pleased. This was my first experience with rolling tubes and I decided to try more. I then purchased two Ray Tubes Select 6SN7 tubes. I put them in the two right sockets and moved the PSVANEs to the left. The Ray Tubes sounded nice, maybe they were slightly better than the PSVANEs, maybe. They were definitely more expensive. After a couple of days, the Ray Tubes developed problems. I sent them back, and the manufacturer sent replacements. During that time I ordered two more PSVANEs. They arrived, and I put them in the Freya, so all four Freya tubes were PSVANEs. It sounded great. Again I was very pleased and think they are a great value. Later, the Ray Tube replacements arrived, and I put them in the two right sockets (gain stage). So two PSVANEs and two Ray Tubes are installed. My system sounds good, and I'm happy. I don't think the Ray Tubes were worth more than the PSVANEs.The Ray Tubes might be slightly more "tubey" sounding... maybe. But if they die, I will replace them with the PSVANEs, so all four are, once again, all four PSVANEs. The PSVANEs sounded a little tighter and more accurate to my ears. I don't want to spend more on tubes than I spent on the PSVANEs. They sound great, and I'd rather invest my money in upgrading speakers or other things.So, I can report that my four PSVANEs sound great and are on par with the more expensive Ray Select tubes. I'd recommend them to anyone. My experience was good.
Jon T.
Reviewed in the United States on February 16, 2025
PSVANE CV 181-AT HORIZON SERIES (6SN7) right out of the box is the best tube new or NOS I have heard in my Schiit Saga + pre amp. Usually swapping a tube makes a subtle improvement or no difference but I see no reason to look any further. The Horizon Series reviews are correct. I am over the top happy with this purchase. I bought the matched pair even though I only needed a single because that is the way Amazon currently sells them.Sound is subjective but I immediately noticed a balanced frequency response, a large sound stage, clarity and realism in vocals and instrument placement. Deep natural bass. I’m glad I purchased and would recommend to anyone.
brian grubert
Reviewed in the United States on January 13, 2025
They are without a doubt the best 6sn7 tubes I have ever heard in my single ended triode SUN of Japan amplifier. I have been a Tube audiophile for 10 years now and wasted money on NOS and new Russian tubes. I have bought a back up set and didnt want to let people know about these tubes but get them before the quality goes down or Trump Places Tariffs on China. Aloha
joe
Reviewed in the United States on December 21, 2024
Really wanted to like these due to the price but they both became really noisy within the first hour of use. They were shipped in an envelope with no protection, just in the retail box, so this could be the reason for all the bad tubes being received? maybe but I think I'm done with Psvane. Didn't bother with a replacement pair since I assumed they would be shipped the same stupid way.
Customer
Reviewed in the United States on November 13, 2024
I bought two sets of these for my Schiit Freya+. So far after only 6 hours of use they have lots of power, deep taught bass, clear mids, and nice highs that cure some overly bright piano/keyboard notes on some of my LPs. The sound stage is very wide and deep and they also are what you could call holographic, and no sibilance.I'm very pleased with these, they sound as good as my 1950's Sylvania Chrome Top 6SN7GTAs. Buying NOS tubes can be a crap shoot, but with these you can send them back if they don't work out.*** I now have about 25 hours on these tubes and they are getting BETTER with every use, sound is well balanced, sweet highs and very detailed in the mid range. Bass not as prominent as when new, but that is a good thing detailed. Pink Floyd albums sound better than ever***
V8rex7
Reviewed in the United States on October 28, 2024
Terrible harmonic hum. Especially if pre amp case is touched or any vibration. Other than that excellent sounding. Trying to return them.
Vinyl for Life
Reviewed in Canada on October 17, 2024
Beautiful tubes that sound fantastic. Clear, open, detailed and neutral. Dead quiet so far after 200+ hours. Will buy more.
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