Brimar CV4003 / 12AU7 Special CJ Test Grade / Yes Cryo Reviews

4.7 Rating 50 Reviews

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Phone:

909.931.9686

Email:

joel.m@upscaleaudio.com

Location:

2058 Wright Avenue,
2058 Wright Avenue
California
91750

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Jeremy Sawyer

Verified Reviewer

Incentivized

Author didn't leave any comments.

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Posted 5 months ago

Anonymous

Verified Reviewer

Incentivized

“Ive been tube rolling since getting my PL's, and these may be the best i've heard in the Pre Amp.”

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Posted 6 months ago

Shari Penate

Verified Reviewer

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Author didn't leave any comments.

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Posted 6 months ago

Allan Dagenais

Verified Reviewer

Incentivized

“Sounded good as soon as i put it in. Waitng for burnin.”

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Posted 7 months ago

Jeff Ryder

Verified Reviewer

Incentivized

“Nice addition to my headphone amp. Impressive soundstage and clarity. Fast shipping on the purchase was an added bonus.”

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Posted 9 months ago

“These sound better than the factory tube on my Vincent preamp. Good stuff.”

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Posted 11 months ago

“Tube magic I've been looking for. Came out of the rabbit hole.”

1 Helpful Report

Posted 1 year ago

Kevin DeMoss

Verified Reviewer

“These tubes sound really great all round but especially in the midrange. I'm still burning them in as I have about 20 hours on them so far.”

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Posted 1 year ago