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

12AU7 ( ECC82 ) RAYTHEON Long Black Plates Halo Getter Tube

MADE IN USA

Logo usurato come da foto


Testata su Amplitrex AT-1000 Tube tester:

Voltage Test: Va = 250V, Vg = -8,5V

MEDIA 100% Gm = 2200 ; Ia = 10,5 mA

RISULTATO DEL TEST: MOLTO FORTE


Sezione 1: Gm = 2200 ; Ia = 10,5 mA

Sezione 2: Gm = 2200 ; Ia = 10,5 mA


Test 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





12AU7 ( ECC82 ) RAYTHEON Black Plates Halo Getter Tube

MADE IN USA


Logos worn off as pictured


Tested on Amplitrex AT-1000 Tube Tester:

Voltage Test: Va = 250V, Vg = -8,5V

AVERAGE 100% Gm = 2200 ; Ia = 10,5 mA

TEST RESULT: VERY STRONG


Section 1: Gm = 2200 ; Ia = 10,5 mA

Section 2: Gm = 2200 ; Ia = 10,5 mA


Test for Microphonic

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