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  1. Brimar Military 5Y3GT CV1856 U50 Rectifier Valve/Vacuum Tube, AVO Tested 

    A used Brimar 5Y3GT rectifier in working order. Better valve testers (such as an AVO) can detect potential insulation breakdown before it occurs that may cause problems in the near future although they have not gone open circuit (or short-circuit) yet.

    eBay

  2. Matched Pair RCA 5Y3/GT Full Wave Rectifier Guitar Amp. - Bangybang.tube

    Type Full Wave Rectifier. similar 5V rectifier tubes of both higher and lower current: 5V3, 5W3, 5X3, 5Z3, 5U4, 5Z4, GZ32, and GZ34. Platinum Matched (within 1%). Fender Princeton. Strong TESTING.

    eBay

  3. NOS TUNGSOL 5Y3, 5Y3GT Black PLATES Bottom D Getter RECTIFIER

    NOS tubes fall within the Gm characteristic range of an average tube, as published in the RCA RECEIVING TUBE MANUAL, which states "Individual tubes, like any manufactured product, may have characteristics that range above or below the values given.

    eBay

  4. Matched Pair Raytheon 5Y3/GT Full Wave Rectifier Guitar Amp./HAM Audio Vacuum Tu

    Raytheon - Yellow Print. Raytheon - Red Print. Type Full Wave Rectifier. similar 5V rectifier tubes of both higher and lower current: 5V3, 5W3, 5X3, 5Z3, 5U4, 5Z4, GZ32, and GZ34. Platinum Matched (within 1%).

    eBay

  5. NEOTRON 5Y3GB/GT Metal Base Valve Tube NOS Boxed (V65)

    NOS, Supplied in Original Box.

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  6. 1x Osram U50 (5Y3gt) Valve Tube Upturned Cup-getter (K515)

    eBay

  7. Matched Pair Sylvania JAN CHS 5Y3GT Rectifier Guitar Amp. - Bangybang.tube

    JAN CHS 5Y3GT. Sylvania - White. Type Full Wave Rectifier. Platinum Matched (within 1%). Fender Tweed Deluxe. NOS - Strong TESTING.

    eBay

  8. Matched Pair Sylvania/Halicrafters 5Y3/GT Rectifier Guitar Amp. / HAM Audio Vacu

    Type Full Wave Rectifier. Platinum Matched (within 1%). NOS - Strong TESTING.

    eBay

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