(2) GE 12BH7A 7032 Matched Pair Tubes 1970s Vintage Audio Electron Amp #b2
One tube is new in the box. One is used. They have matching output. One is new, one is used. One has better lettering than the other, see the photo.
7025 MADE BRITAIN MULLARD HALO TUBE TESTED VERY GOOD With Shield
WEBCOR / MULLARD 12AX7A ECC83 7025 MADE IN G. BRITAIN BY MULLARD TUBE TESTED VERY GOOD W/ Shield LARGE HALO TUBE TESTED VERY GOOD With Shield Strong & Balanced Vintage 12AX7/ECC83 840/850
ECC81 12AT7 SINGLE TUBE 1960’s MULLARD U.K. MADE RARE 10M MASTER SERIES NOS NIB
🇬🇧 NOS ECC81 /12AT7 “10M”Master Series 🇬🇧. This RARE 1960 Made in England Mullard 10M Series ECC81 tube will NEVER be made again and will only go up in value as the years go by, just like ECC801S!
FAB MULLARD ECC81/12AT7 10M MASTER SERIES TUBE
Here we have perfectly balanced NOS Mullard 10M Master Series ECC81/12AT7 twin triode, NOS rated for 10,000 hours. The Mullard manufacturer code reads 1022-852, Master and Series in cursive on either side of the 10M and BRITAIN is printed on the backside.
PAIR 12BH7A 7032 RCA MATCHED-PAIR AUDIO TUBES 1960s CRYSTAL-CLEAR TROPHY NOS NIB
NOS 12BH7A with GRAY-PLATES. NOS LOW NOISE 12BH7A. These 1960’s 12BH7A are IMPOSSIBLE to find! TUBE MUSEUM “TROPHY” QUALITY. 1960’s NOS RCA MATCHED PAIR. Made in USA in 1960s WITH ACID CODES IN GLASS.
Voskhod (2) 6N2P-EV Matched pair Triple Mica Triodes NOS ~12AX7 ECC83 7025 6CC41
12AX7 ECC83 7025 6CC41. Voskhod (2) 6N2P-EV Matched pair Triple Mica Triodes NOS ~. Voskhod 6N2P-EB (also written as 6Н2П-ЕВ ) is a high-durability, military-grade Soviet vacuum tube that is functionally similar to the 12AX7.
Tung-Sol 6SN7GTB Vacuum Tube – NOS – Close Balance – Tested Good
Tung-Sol 6SN7GTB Vacuum Tube. Made in the USA. Tested and found to be a good tube with close balance. Close Balance. Code on side of the base is 322NC3.
2x Philips E810F (=7788 CV5809 ~D3a), Gold Pins, 1x Siemens Markings, Test 100%
These are very high transconductance wide-band pentodes for industrial applications, with high amplification factor at low plate resistance (triode connection) similar to the famous D3a tubes. Factory codes are d36 Δ1H4 and d3?.
MATCHED PAIR BY Ip and Gm E83CC /12AX7 JJ GOLD TESTED WITH ROETEST V10 NEW
You are looking at a matched pair of NOS E83CC, best selected by curves using Roetest V10 professional tube testing system, the best tube tester that exists now, a wonderful device. MATCHED PAIR BY CURVES E83CC/12AX7 JJ GOLD PIN TESTED WITH ROETEST V10 NEW IN BOX.
