Valve No 139. Diamond Present.
Telefunken ECF86 Valve Tube New Old Stock <> New & Sealed
DAF96 TELEFUNKEN Vintage Valve Tube - Tested Good - #13/5
ECC88 BRIMAR USSR NOS VALVE TUBE
2 pcs NEW 6N23P / ECC88 / 6DJ8 Reflector '74 SWGP Silver Shields Matched Pair
2 X Brimar ECC88 Close Match Pair Tested Excellent
Pair TELEFUNKEN EL34 Tubes * OO Getters Not Tested As Is
