NOTE: There are couple of variations on the label style as shown in the picture. Also, etched codes may be hard to see on some tubes.Brand New, MINT NOS 1960s Brimar 13D6, Industrial Grade 12BH7 tubes. Etched Brimar Codes on the Tubes. STC Production - Made in England.
Labels are fragile as expected of tubes from that era. Repacked in generic white boxes from bulk. Perhaps one of the best 12BH7 tube.
Tested and matched on Calibrated Hickok 752 Tester. Minimum 65% = 1900 mmhos for 12BH7A on this tester.
Last 3 tubes left from this lot. For label style – please see the picture. Label 1,2,3,4 = label starting from left and so on. Tubes are identical otherwise except for cosmetic differences in the label. Specify which tube would you like in the comments box during checkout.
Tube 1: 2700-3200 – Label 1
Tube 2: 2500-2900 – Label 3SOLD
Tube 3: 2700-2800 – Label 4SOLD
Single Tube = $55.
