NOTE: Bottle shape can vary very slightly. Getter flash can sometimes be lopsided with the square getter tubes. It is normal. Labels are fragile and not perfect.

USED Matched Pairs Rare 1956 BRIMAR 3-MICA CV455 12AT7 Black Plate Tubes with Square Getter. Military markings and Brimar etched date codes on all tubes. STC production, made in England. These 3-Mica tubes are rather obscure and some of the best from the Brimar 12AT7 family. Tubes are packed in white boxes from bulk box.

Tested and matched on Top of the Line Calibrated Hickok 580 Lab Grade Tester. 65%=3500 mmhos for 12AT7 on this tester. All pairs measure over 6000 mmhos.

Matched Pair = $70.

• USED Matched Pairs Rare 1956 BRIMAR 3-MICA CV455 12AT7 Black Plate Tubes with Square Getter. Military markings and Brimar etched date codes on all tubes. STC production, made in England.