1 Philips Ultra Rare EL34 Nickelbase tube (102%) 1954
1 Philips Ultra Rare EL34 Nickelbase tube (102%) 1954
1 Philips Ultra Rare EL34 Nickelbase tube (102%) 1954
1 Philips Ultra Rare EL34 Nickelbase tube (102%) 1954
1 Philips Ultra Rare EL34 Nickelbase tube (102%) 1954
1 Philips Ultra Rare EL34 Nickelbase tube (102%) 1954
1 Philips Ultra Rare EL34 Nickelbase...
1 Philips Ultra Rare EL34 Nickelbase...
1 Philips Ultra Rare EL34 Nickelbase...
1 Philips Ultra Rare EL34 Nickelbase...
1 Philips Ultra Rare EL34 Nickelbase...
1 Philips Ultra Rare EL34 Nickelbase...

1 Philips Ultra Rare EL34 Nickelbase tube (102%) 1954

- Factory Code: 5t SYA

- flat ring + disc getter

- black metal base

- Eindhoven 1954

- second generation

- welded plates

- Yellow paint marked (special selected)

Last items in stock
€500.00
Tax included

 

settings: Va = 250V, Vs = 250V, Vg = -13.5V , Vh = 6.3 V

a good (NOS) tube test for: Gm = 11mA/V and Ia 75 mA

Testresults:

Tube 1 : Ia = 77mA (102%)   

             Gm = 11mA/V (100%)

Date code
5tSYA
Factory
Eindhoven Holland
Year of Manufacturing
1954
Generation
2nd
General availability
Very Rare
Condition
Used (see test results)
Label markings
label still recognizable
Tube 1 - Section 1: DC plate current in mA
77
Tube 1 - Section 1: Mutual transconductance in uMhos
11
1 Item

test

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