OUR INSTRUMENTS ARE CALIBRATED WITH REFERENCE TUBES AND POWERED WITH UPS LINE VOLTAGE FOR A MORE ACCURATE AND STABLE MATCHING PROCESS For English Language see below 6SN7GT TUNG-SOL 2-Hole 1950's Bad Boy Plate Tubes Tested Pair MADE IN USA Valvole testate su AVO VCM 163 Tube tester: Voltage Test: Va = 250V, Vg = -8V Media 100% Gm = 2600 ; Ia = 9,0 mA Risultato del Test: FORTE Valvola 1: Sezione 1: Gm = 1800 ; Ia = 7,0 mA Sezione 2: Gm = 2200 ; Ia = 8,0 mA Valvola 2: Sezione 1: Gm = 1800 ; Ia = 8,0 mA Sezione 2: Gm = 2400 ; Ia = 9,5 mA Ulteriori test eseguiti: Rumore di Fondo e Microfonia Qualità dell'Emissione Test per Cortocircuiti Spedizione con imballo protetto per una maggiore sicurezza. Imballaggio in carta riciclata e riciclabile. Nastro adesivo di chiusura in carta marrone - ECO-KRAFT Eco compatibile - SOLVENT FREE 6SN7GT TUNG-SOL 2-Hole 1950's Bad Boy Plate Tubes Tested Pair MADE IN USA Tested on AVO VCM 163 Tube Tester: Voltage Test: Va = 250V, Vg = -8V Average 100% Gm = 2600 ; Ia = 9,0 mA TEST RESULT: STRONG Tube 1: Section 1: Gm = 1800 ; Ia = 7,0 mA Section 2: Gm = 2200 ; Ia = 8,0 mA Tube 2: Section 1: Gm = 1800 ; Ia = 8,0 mA Section 2: Gm = 2400 ; Ia = 9,5 mA Other test made: Test for Low Noise & Microphonics Test for Emission Quality Test for Shorts Shipping with protected packaging for best security. Our Packaging is in recycled and recyclable paper. Brown paper sealing tape - ECO-KRAFT Eco friendly - SOLVENT FREE |