SHOP

FREE SHIPPING NEWS:
Spedizione gratuita per l'Italia a partire da 129 Euro
Free shipping for USA & Europe from 199 Euros
Free shipping for Asia & Israel from 349 Euros

Accept Cookies help us deliver our services. By using our services, you agree to our use of cookies.

6SN7GTB SYLVANIA CHROME TOP Black Plates Matched Tubes Made in USA '48

  • 6SN7GTB SYLVANIA CHROME TOP Black Plates Matched Tubes Made in USA \'48
  • 6SN7GTB SYLVANIA CHROME TOP Black Plates Matched Tubes Made in USA \'48
  • 6SN7GTB SYLVANIA CHROME TOP Black Plates Matched Tubes Made in USA \'48
  • 6SN7GTB SYLVANIA CHROME TOP Black Plates Matched Tubes Made in USA \'48
  • 6SN7GTB SYLVANIA CHROME TOP Black Plates Matched Tubes Made in USA \'48
  • 6SN7GTB SYLVANIA CHROME TOP Black Plates Matched Tubes Made in USA \'48
  • 6SN7GTB SYLVANIA CHROME TOP Black Plates Matched Tubes Made in USA \'48
For English Language see below
6SN7GTB SYLVANIA CHROME TOP Black Plates Matched Tubes
MADE IN USA ’48
Stesso lotto di fabbricazione
Il punto verde in cima alle valvole indica che i tubi vennero selezionati dal fabbricante per bassa rumorosità (Low Noise)
Testate su AVO VCM 163 Tube tester:
Voltage Test: Va = 250V, Vg = -8V, Vf = 6,3V
Media 100% Gm = 2600
RISULTATO DEL TEST: FORTE/MOLTO FORTE
Valvola 1:
Sezione 1: Gm 2300 Ia 8,5 mA
Sezione 2: Gm 2650 Ia 9,5 mA
Valvola 2:
Sezione 1: Gm 2300 Ia 9,0 mA
Sezione 2: Gm 2600 Ia 10,5 mA

Ulteriori test eseguiti con SUPERIOR INSTRUMENTS TV-II Tube Tester:
Test Microfonicità
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


6SN7GTB SYLVANIA CHROME TOP Black Plates Matched Tubes
MADE IN USA ’48
same data code
The Green Dot marks on the top of tubes show us that this tubes were selected for low noise by manufacturer
Tested on AVO VCM 163 Tube Tester:
Voltage Test: Va = 250V, Vg = -8V, Vf = 6,3V
Average 100% Gm = 2600
TEST RESULT: STRONG/VERY STRONG
Tube 1:
Section 1: Gm 2300 Ia 8,5 mA
Section 2: Gm 2650 Ia 9,5 mA
Tube 2:
Section 1: Gm 2300 Ia 9,0 mA
Section 2: Gm 2600 Ia 10,5 mA
Other test made with SUPERIOR INSTRUMENTS TV-II Tube tester:
Test for 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

Versions

6SN7GTB SYLVANIA

00414
€69.90

Related Products