This listing is for 1 NOS beam power output tube from MAZDA EDISWAN, presented in a LUXOR box. The 6P25 is also known by its codes CV1853, EL33, and KT61. This is a highly sought-after version from the early 1960s, made in England.
The tube has been tested and shows VERY STRONG results as follows:
Ia=47.9mA | S=8.8mA/V
Test conditions were: Uf=6.3V, Ua=Ug2=250V, Ug1=-8.5V
Where 100% Ia=40.0mA
This is an EXCELLENT PRESERVED NOS TUBE!
Shipping via registered airmail with tracking number. Import fees for U.S. buyers are included in the shipping cost under the new tariff regulations. Other methods available upon request.