09
Août
12AX7A/ECC83 Siemens “Telefunken” Red Tip MaxiPreamp2/TV7 Tested (1)Tube Lot
I test all tubes thoroughly and with great care. I test to the best of my ability, and I report all results honestly.
09
Août
12AX7A ECC83 Matsushita Audio Valve Tube Getter Tested
The results are as follows. Not understanding how to use the item. Unit 1 32 46 46 46.
09
Août
MATSUSHITA? 12AX7A / ECC83 TUBE SHORT GREY PLATE HALO GETTER
MATSUSHITA?. 12AX7A / ECC83 TUBE SHORT GREY PLATE HALO GETTER. TESTED ON A MAXI PREAMP II TUBE TESTER FOR GAIN(Mu), TRANSCONDUCTANCE(Gm) AND NOISE(dB). Tester Gain (Mu) Range = 0...
09
Août
MATSUSHITA JAPAN (FOR WESTINGHOUSE) 12AX7A / ECC83 AUDIO TUBE EXCELLENT TAP TEST
While performing an audio tap test on the Maxi Preamp through a guitar amp Triode A tested excellent when tapped, Triode B tested excellent when tapped. TESTED ON A...
09
Août
2-Mullard 12AX7 ECC83 Vintage Electronic Preamp Tubes Test nos Blackburn Match
These test fully NOS at 100 one has a perfect label. The other is a little bit smudged. The product is a pair of vintage electronic preamp tubes, specifically...
09
Août
(2) Sylvania 12AX7A ECC83 Preamp Tubes Gray Plates O Getters Tests NOS Amplitrex
(2) Sylvania 12AX7A ECC83 Preamp Tubes | Gray Plates | O Getters. Tested on an Amplitrex AT1000.
09
Août
Pair Of New Old Stock National 12AX7A ECC83 NOS Vacuum Tubes
This appears to be a pair of new old stock 12AX7 tubes in the boxes. Please see pictures for details as these were from an estate. Thank you for...
09
Août
Strong Realistic Lifetime by Matsushita GOLD PIN 12AX7A / ECC83 Tube – Japan
Short Gray Plate 12AX7A / ECC83 Tube. Tube passed ALL tests. Made in JAPAN. This is very important! We strive to make this happen! Sold as is as Pictured...
09
Août
One EI 12AX7 ECC83 Tube Chrome Plating GM[%]: 143/125 EM[%]: 150/133 AMPLITREX
Discriminating Test Results from AMPLITREX Tube Tester. AMPLITREX AT-1000. One Excellent EI 12AX7 ECC83 Tube. Strong EM > Long Life. GM Takes Precedence Over EM. EM[%]: 150/133. Strong GM...