1 X 6AQ5 / EL90 TUBE. NEW OLD STOCK.

BRAND: MINIWATT BARCELONA. 1950s LAMPARA Z PRODUCTION. S0B DATE CODES.

GREY PLATES, SOLID GETTER, COPPER RODS, MATCHED PAIR.

SAME DATE CODES.

TESTED IN AMPLITREX AT1000 TUBE TESTER:

112% EMISSION (EM) 103% TRANSCONDUCTANCE (GM) 11.6mA/V GAS

106% EMISSION (EM) 102% TRANSCONDUCTANCE (GM) 13.0mA/V GAS

CH167U1