2 X 4242A TUBE. 4242A MARCONI STC. METAL BASE. 111/115% NOS/NIB MATCHED PAIR 1
2 X 4242A TUBE. 4242A MARCONI STC. METAL BASE. 111/115% NOS/NIB MATCHED PAIR 1
2 X 4242A TUBE. 4242A MARCONI STC. METAL BASE. 111/115% NOS/NIB MATCHED PAIR 1
2 X 4242A TUBE. 4242A MARCONI STC. METAL BASE. 111/115% NOS/NIB MATCHED PAIR 1
2 X 4242A TUBE. 4242A MARCONI STC. METAL BASE. 111/115% NOS/NIB MATCHED PAIR 1
2 X 4242A TUBE. 4242A MARCONI STC. METAL BASE. 111/115% NOS/NIB MATCHED PAIR 1
2 X 4242A TUBE. 4242A MARCONI STC. METAL BASE. 111/115% NOS/NIB MATCHED PAIR 1
2 X 4242A TUBE. 4242A MARCONI STC. METAL BASE. 111/115% NOS/NIB MATCHED PAIR 1
2 X 4242A TUBE. 4242A MARCONI STC. METAL BASE. 111/115% NOS/NIB MATCHED PAIR 1
2 X 4242A TUBE. 4242A MARCONI STC. METAL BASE. 111/115% NOS/NIB MATCHED PAIR 1
2 X 4242A TUBE. 4242A MARCONI STC....
2 X 4242A TUBE. 4242A MARCONI STC....
2 X 4242A TUBE. 4242A MARCONI STC....
2 X 4242A TUBE. 4242A MARCONI STC....
2 X 4242A TUBE. 4242A MARCONI STC....
2 X 4242A TUBE. 4242A MARCONI STC....
2 X 4242A TUBE. 4242A MARCONI STC....
2 X 4242A TUBE. 4242A MARCONI STC....
2 X 4242A TUBE. 4242A MARCONI STC....
2 X 4242A TUBE. 4242A MARCONI STC....

2 X 4242A TUBE. 4242A MARCONI STC. METAL BASE. 111/115% NOS/NIB MATCHED PAIR 1

Out-of-Stock
€1,299.99

Description

2 X 4242A TUBE. NEW OLD STOCK IN ORIGINAL BOX.

BRAND: MARCONI STC. 1940s PRODUCTION

GREY PLATES, RECTANGULAR GETTER, METAL CHROME BASE

MATCHED PAIR

TESTED IN AMPLITREX AT1000 TUBE TESTER

111% EMISSION (EM) 117% TRANSCONDUCTANCE (GM) 0.0mA GAS. 

115% EMISSION (EM). 120% TRANSCONDUCTANCE (GM) 0.0mA GAS.

Product Details

Brand
STC
Model
4242A

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