With Settings for ECC32. Made in 1949 & 1955 in England. Matched Pair. Smoke Glass. Brown Base. Fully tested by Amplitrex AT1000 tube tester. Very strong at NOS range! Made in England.

With Settings for ECC32. 144% Emission / 115% GM. Made in England. Smoke Glass. Fully tested by Amplitrex AT1000 tube tester. Black Base. Rare Yellow Print. Bottom D-Getter.