Power tubes KT77 , 5881, 6L6 Various brands, Used

1. Sold Fender Groove Tube GT 6L6B/Rebranded Sovtek 5881WXT, matched Quad
Readings: 71, 72, 72 & 80
New tube reading: >90
RM300 for the set.

2. Reflektor OTK Russian 6N3C equivalent 5881/6L6, matched pair.
Readings: 71, 71
New tube reading: >90
RM 150 for the set

3. Sold. Reflektor OTK Russian 6N3C equivalent 5881/6l6, single
Reading: 76
New tube reading >90
RM 75

4. Sold: Ai (Audio Innovations) original EL34, matched Quad
Reading: 81, 82, 85 & 86
New tube reading >90
RM 400
Note: these tubes were bought from Audio Innovations factory just before the factory closed. Either rebranded Electroharmonix or Shuguang according to forummers.

5. Sold Ai (Audio Innovations) original EL34, matched pair
Reading: 79 & 79
New tube reading >90
RM 200
Note: these tubes were bought from Audio Innovations factory just before the factory closed. Either selected and rebranded Electroharmonix or Shuguang tubes according to forummers.

6. Sold Precision EL34, matched pair
Reading: 75 & 77
New tube reading >90
RM 100
Note: these were the original tubes that came with my Audio Innovations Series 500 amplifier. Selected and rebranded Electroharmonix, I think.

7. Sold Reflektor OTK Russian 6N3C equivalent 5881/6L6, matched Quad.
Readings: 70, 72,74 & 74
New tube reading: >90
RM 300 for the set

8. JJ Cryoset KT77 Matched trio. 
Very low hours. 
Reading: 90, 86 & 86
New tube reading >90
RM 250 for the set. 

Test information: All tubes were tested on B&K tube tester by Mr Yow (PJ) on 18 July 2023.
Most of the tubes were bought in the 90's-2000's to test in my amplifiers.
For information and photos whatsapp zero 16 nine 22786zero or PM.

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