Add to Cart Quick view Electro-Harmonix New Ip & Gm Factory Matched Octet (8) Electro-Harmonix 300B Gold Grid & Pins Tubes MSRP: Now: $688.00 Was: 100% GUARANTEED & TESTED TUBES All tubes are tested for Gm, shorts, leaks, gas, and noise on one of our vintage, calibrated, or state of the art digital tube testers. Buy from the experts and avoid hassle! ... MSRP: Now: $688.00 Was: Add to Cart Quick view
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Add to Cart Quick view Electro-Harmonix Brand New Factory Tested Electro-Harmonix 300B Gold Grid & Pins Vacuum Tube MSRP: Now: $94.10 Was: 100% GUARANTEED & TESTED TUBES All tubes are tested for Gm, shorts, leaks, gas, and noise on one of our vintage, calibrated, or state of the art digital tube testers. Buy from the experts and avoid hassle! ... MSRP: Now: $94.10 Was: Add to Cart Quick view
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Add to Cart Quick view Sovtek Plate Current Matched Quad (4) Sovtek 2A3 Triode Power Vacuum Tubes MSRP: Now: $221.56 Was: 100% GUARANTEED & TESTED TUBES All tubes are tested for Gm, shorts, leaks, gas, and noise on one of our vintage, calibrated, or state of the art digital tube testers. Buy from the experts and avoid hassle! ... MSRP: Now: $221.56 Was: Add to Cart Quick view
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Add to Cart Quick view Electro-Harmonix Brand New Current Tested Electro-Harmonix 300B Ceramic Vacuum Tube MSRP: Now: $64.34 Was: 100% Guaranteed & Tested Tubes All tubes are tested for Gm, shorts, leaks, gas, and noise on one of our vintage, calibrated, or state of the art digital tube testers. Buy from the experts and avoid hassle! Brand New Current... MSRP: Now: $64.34 Was: Add to Cart Quick view
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