OUR INSTRUMENTS ARE CALIBRATED WITH REFERENCE TUBES AND POWERED WITH UPS LINE VOLTAGE FOR A MORE ACCURATE AND STABLE MATCHING PROCESS

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ECC82 ( 12AU7 ) SIEMENS und Halske in Munchen Silver Plates Balanced Triodes

Made in Germany '1952

BALANCED TRIODES

Logos worn as per photo

in customized white box

Very Rare

Valves 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 = 1850 ; Ia = 9.0 mA

Section 1: Gm = 1850 ; Ia = 9.0 mA

Further tests performed:

Microphony test

Emission Quality

Test for Short Circuits

Test for GAS

Shipping with protected packaging for greater safety.

Recycled and recyclable paper packaging. Closing adhesive tape in brown paper - ECO-KRAFT

Eco compatible - SOLVENT FREE

ECC82 ( 12AU7 ) SIEMENS und Halske in Munchen Silver Plates Balanced Triodes

Made in Germany '1952

BALANCED TRIODE

Logos worn off as pictured

in our brand white Box

RARE

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 = 1850 ; Ia = 9.0 mA

Section 1: Gm = 1850 ; Ia = 9.0 mA

Other tests 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