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ECL86 6GW8 VALVO(PHILIPS) NOS NIB PLATINUM MATCHED QUARTETTubes are tested in the DIY amplifier made only for this purpose.Solid disc getter.Same codes: WSP/ Δ4D5Matched from the bulk of 20pcs. with the same codes.Tube test conditions: Uf=13,4V Triode: Ua=100V Ug1=0V Pentode: Ua = 230V Ug2 = 230V Ug1=(-)5,7VAll voltages are measured on my DVM Metex M-3650DTest results for triode+pentode section: Tube1= 43,4 mA Tube2= 43,2 mA Tube3= 43,8 mA Tube4= 43,4 mAWhat you see is what you will
receive.Tubes are "AS IS" from old stock NO WARRANTY . Tubes are tested , no return because don't like , photo show clearly the object.Shipping cost with Registered Air Mail : WORLDWIDE: 8 Euro
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