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
6SN7 GTB RCA Black Plates Square Getter Matched Pair Tubes
MADE IN USA
Fabbricazione RCA U.S.A.
Valvole testate su Amplitrex AT-1000 Tube tester:
Voltage Test: Va = 250V, Vg = -8V
Media 100% Gm = 2600 ; Ia = 9,0 mA
Risultato del Test: MOLTO FORTE
Valvola 1:
Sezione 1: Gm = 2600 ; Ia = 8,2 mA
Sezione 2: Gm = 2650 ; Ia = 8,2 mA
Valvola 2:
Sezione 1: Gm = 2500 ; Ia = 7,8 mA
Sezione 2: Gm = 2500 ; Ia = 7,4 mA
Ulteriori test eseguiti:
Test per Microfonia
Qualità dell'Emissione
Test per Cortocircuiti
Test per GAS
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
6SN7 GTB RCA Black Plates Square Getter Matched Pair Tubes
MADE IN USA
Manufactured by RCA U.S.A.
Tested on Amplitrex AT-1000 Tube Tester:
Voltage Test: Va = 250V, Vg = -8V
Average 100% Gm = 2600 ; Ia = 9,0 mA
TEST RESULT: VERY STRONG
Tube 1:
Section 1: Gm = 2600 ; Ia = 8,2 mA
Section 2: Gm = 2650 ; Ia = 8,2 mA
Tube 2:
Section 1: Gm = 2500 ; Ia = 7,8 mA
Section 2: Gm = 2500 ; Ia = 7,4 mA
Other test made:
Test for Microphonics
Test for Emission Quality
Test for Shorts
Test for GAS
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