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Vacuum Tubes for Sale | Tubes Unlimited
#1 ONLINE Source for Vacuum Tubes
The Bugle Boy Holland made Philips Amperex 12AX7 is one of the earliest Holland made 12ax7 tubes! They are incredibly lively with a warm punchy sound, excellent bass, and enhanced great upper midrange! Tested and noise tested! Just $349.99 NOS in original boxes, screened for low noise/low microphonics in our Vacuum Tube Valley tube characterizer.
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The Brimar CV4004 is an excellent UK made 12AX7 with a quasi boxed anode. Long plate construction, superb for phono stages, hifi, and guitar amps! We have a limited supply of low noise selected tubes, as well as Brimar CV4004 with balanced sections. $299.99 per tube!
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Very sweet sounding tubes with smoother low end and crisper high end than the original driver tubes. This is strongly recommended in tube-rolling threads, among others. Well worth the cost to upgrade.