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
12AX7 LOWREY by RCA Long Gray Plates [] Getter 45° Matched Tubes
MADE IN USA '59
Prodotte da RCA etichettate LOWREY.
Loghi usurati come da foto
Stesso codice di fabbricazione
Testate su AVO VCM 163 Tube tester:
Voltage Test: Va = 250V ; Vg = -2V ; Vf = 6,3V
MEDIA 100% Gm = 1600 ; Ia = 1,2 mA
RISULTATO DEL TEST: MOLTO FORTE
Valvola 1:
Sezione 1: Gm = 1500 ; Ia = 0,95 mA
Sezione 1: Gm = 1550 ; Ia = 1,0 mA
Valvola 2:
Sezione 1: Gm = 1500 ; Ia = 0,95 mA
Sezione 1: Gm = 1600 ; Ia = 1,05 mA
Ulteriori test eseguiti:
Test 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
12AX7 LOWREY by RCA Long Gray Plates [] Getter 45° Matched Tubes
MADE IN USA '59
Manufactured by RCA labeled LOWREY.
Logos worn off as pictured
Same data code
Tested on AVO VCM 163 Tube Tester:
Voltage Test: Va = 250V ; Vg = -2V ; Vf = 6,3V
AVERAGE 100% Gm = 1600 ; Ia = 1,2 mA
TEST RESULT: VERY STRONG
Tube 1:
Section 1: Gm = 1500 ; Ia = 0,95 mA
Section 1: Gm = 1550 ; Ia = 1,0 mA
Tube 2:
Section 1: Gm = 1500 ; Ia = 0,95 mA
Section 1: Gm = 1600 ; Ia = 1,05 mA
Other test made:
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