brand New 811A Vacuum Tube Audio Valve 811 FU-811 Amplifier Medical Transmitting Ultrashort Wave Physiotherapy

Thank you for visitingAoyue Electronic Tube Specialty Store Vacuum tube brand export store. Brand new LINLAI 811A Tube Replaces 811 FU-811 for Vacuum Tube Amplifier medical transmitting ultrashort wave physiotherapy instrument 811A electronic tube adopts nickel sheet electrode, red brown electric bakelite tube base, and high shock resistance and pressure resistant material filament. High transmitting power, high vacuum, long life, and good efficiency when used in ultrashort wave physiotherapy instrument; If it is used on the gall bladder, the sound should be pleasant, the sound permeability should be strong, and the power should be large. Mercury is full and bright, with high vacuum, strong emission ability and long service life 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).