1-4pcs PSVANE ECC83S Vacuum Upgrade 12AX7 ECC83 ECC803 5751 7025 6N4 B759 HIFI Audio Valve Electron Tube Amp Diy Matched

Brand new Aogutx PSVANE ECC83S Vacuum Tube Upgrade 12AX7 ECC83 B759 CV4004 E83CC 7025 ECC803 5751 12AX7B 6N4 for HIFI Audio Valve Electronic Tube Amplifier Kit DIY Factory Genuine Precision Tested and Matched Quad PSVANE ECC83S:high μ Low noise dual triode small nine pin transistor is used for voltage amplification in audio amplification circuits, with reverse phase drive push-pull amplification. The functions and electrical parameters of the 12AX7 and ECC83 are identical and interchangeable. The shop promises: The electronic tubes operated by our store are guaranteed to be brand new and high-quality genuine products from the original factory, and we will provide free replacements for any quality problems within one year. All tubes are rigorously tested to match .Buy 2pcs = Precision matched pair. Buy 4pcs = Precision Matched Quad. We have the conditions and advantages to match multiple tubes (four tubes, eight tubes) according to customer needs. The same parameters. It is a professional shockproof and firm package. It is absolutely safe. Note: It will be shipped after strict inspection again (please do not think it is a fake and shoddy product after receiving the tube).