NOS Philips Miniwatt E83F 6689 Gold Pin Matched Pair Heerlen Holland Tubes
New Old Stock matched pair of Philips Miniwatt E83F / 6689 gold-pin vacuum tubes, manufactured at the Heerlen factory in Holland. Includes both original Miniwatt boxes. One tube bears the SQ (Special Quality) marking.
• Tested GM: 4900 and 5000 — matched within approximately 2% • Factory codes: Δ5G1 and Δ1K3 • Electrically matched; different production codes • Gold pins and mesh construction • Quantity: Two tubes with original boxes
Original printing and boxes show age and storage wear. Please review the photos for cosmetic condition.
Carefully packed for shipping. Combined shipping available on multiple purchases
| Listed | 18 hours ago |
|---|---|
| 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.

