All bought of the forums
Descriptions/texts unashamedly copied rom previous owner.
Sylvania VT-229 Black Base 1944?
Matched pair (L4 and K4 codes)
84 hours
Beautiful, natural sound. Look awesome too. Highly revered valves these.
£85 the pair posted
1950s-ish Melz 6H9C OTK 99 metal base
Matched pair (498R / 4 28 codes)
500 hours
Weighty, crisp and immediate in their presentation. I love these valves! These are the military spec ones and are impossibly well made, even though they look a bit "Russian".
£65 the pair posted
1950s-ish Melz 6H9C OTK 99 metal base
Single
250 hours
£30 posted (25 if taken with the other matched pair of melz)
1959 RCA 5691 Red Base Black Plate
Matched pair (59 43 codes)
NOS - Unused
Almost impossible to find in NOS condition without mortgaging your kidneys.
£145 posted