You get – 2 PCS. 9 pin BLUE B9A Bakelite Vacuum Tube Socket Valve Base For 12AX7 with shield
Item Tag: 12AX7
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2PCS 9 pin RED B9A Bakelite Vacuum Tube Socket Valve Base For 12AX7 with shield
You get – 2PCS 9 pin RED B9A Bakelite Vacuum Tube Socket Valve Base For 12AX7, 12AY7, 12AU7, & others with shield
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Quad of Raytheon 12AX7 Black Plate Vacuum Tubes – 6% matched
Quad of Raytheon 12AX7 tubes, screened and labeled for Baldwin organs. These feature long, shiny black plates and O getters. Constructed with mica spring “fingers” on the cathodes to reduce microphonics.
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Quad (4) GE 12AX7/ECC83 Long Gray Plate Made in USA
Long Gray Plate. 1 tube have D-Getter. Made in USA. Tested in my preamplifier to make sure working as intended with no issues at all. with no shorts, leakage or gas. ____ ______. where minimum good value is 875.
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12AX7 RFT EAST GERMANY ECC83 VINTAGE TUBE *eTRACER* #4
Tested on our eTracer curve tracer on a full curve map. RFT ECC83 12AX7A. Date codes for RFT are difficult to pin down, but these were likely produced in the late 60’s to early 70’s. Triode #1 – Plate Current = 0.94mA Rp = 70705 Gm = 1508 Mu = 106.6 Corners = PASS.
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1 Strong Very Nice Telefunken Smooth Plate 12AX7 tube #A20
I have 1 excellent strong Very Nice Telefunken diamond Bottom Smooth Plate 12ax7 tube.
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1 Strong Test Telefunken Smooth Plate 12AX7 tube
Used Test strong on TV7 with min good reading of 32.
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1 Strong Test Telefunken Ribbed Plate 12AX7 tube
Used Test strong on TV7 with min good reading of 32.
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3 New In Box Gain Matched Tung-Sol 12AX7 Reissue Preamp Tubes
New In Factory Box Gain Matched Trio (3 tubes) of Tung-Sol 12AX7 Reissue Preamp Vacuum Tubes Maxi-Preamp 2 and Hickok Tested. Closely matched for Gain within ~ 2% ! Tubes in test photos is actual tube you will receive.