TungSol 12AX7 is not the highest gain tube. The right amount of balance and gain gives you good note separation instead. For replacing any 12AX7 tube, TugnSol 12AX7 is our go-to choice.
Item Category: Vintage Electronics
-
HIGH BALANCED GAIN (96.8, 96.5) TUNG-SOL USA 12AX7 TUBE SHORT GREY PLATE SQUARE
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. Tester 12AX7 Expected Gain (Mu) value = 92. 12AX7 tubes have a center design target of 1600Gm.
-
Tung Sol ECC83/12AX7 Tube- Angled Square Getter – TESTED
Tung Sol 12AX7 Tube. Made in USA. ribbed plate/Angled Square getter.
-
12AX7 TUNG SOL 17MM GREY PLATE VINTAGE AUDIO TUBE (1958) *eTRACER* #12C38
Triode #1 – Plate Current = 0.82mA Rp = 70078 Gm = 1333 Mu = 92.4 Corners = PASS. Triode #2 – Plate Current = 0.92mA Rp = 73808 Gm = 1274 Mu = 94.0 Corners = PASS. 17mm long grey plates, date code of “3225850-1” indicates production in December, 1958.
-
1960s 12AX7 ECC83 Tung-Sol Tube Gray Long Plate O Getter TV7 Test NOS TS7-10
1960’s 12AX7 / ECC83 GAP/R Computor Tube. Made In USA. Triode:1 Tested NOS : 45/ 32 Baseline. Triode: 2 Tested NOS: 45/ 32 Baseline. 12AX7 Minimum Range: 32. 12AX7 Nos Range 45 +. Top O Getter.
-
1960s 12AX7 ECC83 Tung-Sol Tube Gray Long Plate O Getter TV7 Test NOS TS7-6
1960’s 12AX7 / ECC83 Tung-Sol Tube. Made In USA. Triode:1 Tested NOS : 46/ 32 Baseline. Triode: 2 Tested NOS: 47/ 32 Baseline. 12AX7 Minimum Range: 32. 12AX7 Nos Range 45 +. Top O Getter. No universal test result defines NOS.
-
Tung Sol & Raytheon 12AX7 Tubes Long Gray Ribbed Plate 1 D & 1 O Getter Pair
Up for sale is a pair of Tung Sol & Raytheon 12AX7 tubes long gray ribbed plate, the Tung Sol has an angled D getter, and the Raytheon has an O getter.
-
Strong Motorola by TUNG-SOL Long Gray Plate Angled D Getter 12AX7 / ECC83 Tube
Strong Motorola by TUNG-SOL Long Gray Plate Angled D (Foil w 2 dimples) Getter 12AX7 / ECC83 Tube. Great Sounding Tube. Tube passed ALL tests. MINIMUM reading is 70%, NEW (NOS) reading is 100%+ and MAX reading is 130%.