1957 Amperex PQ 5920 E180CC Pinched Waist NOS Matched Code Pair Holland
Rare NOS matched and code-matched pair of Amperex PQ 5920/E180CC premium dual-triode tubes, manufactured by Philips in Heerlen, Holland.
Both tubes feature the highly desirable early pinched-waist glass construction and carry matching etched Δ7L codes, identifying Heerlen production from December 1957.
Hickok tested:
Tube 1: 2,600 / 2,800 GM
Tube 2: 2,800 / 2,750 GM
The Hickok new-old-stock reference is 2,800 GM. All four sections test strong and the two tubes are closely matched overall.
Excellent early Dutch Amperex pair for a collector, premium audio application, or vintage equipment restoration. Original lettering and cosmetic condition are shown in the photographs.
Tubes will be carefully packed for safe shipment
| Listed | a month ago |
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| Condition | Excellent (Used) Excellent items are almost entirely free from blemishes and other visual defects and have been played or used with the utmost care.Learn more |
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Product safety information may be available here.



