7B7

7B7 has no equivalent designation confirmed by the archive. Completed sales put the typical price at $16.85 per tube.

What 7B7 Sells For
MeasurePer tube
Median$16.85
Typical range (25th–75th) $11.34 – $24.26
Most sales (10th–90th) $10.99 – $26.72
Extremes incl. outliers $9.60 – $32.45
Completed sales11
By Brand
BrandMedianRangeSales
Sylvania$20.46 $16.85 – $24.263
Philco$15.97 $10.99 – $16.853
By Condition
ConditionMedianSales
NOS$22.366
used$11.345

Per-tube prices from completed sales, 2026-08-06 to 2026-10-03. Matched pairs and quads are divided out. See the price index for how these move over time.

Datasheets

Original manufacturer datasheets for 7B7, hosted by Frank Philipse's Electron Tube Data sheets.

ManufacturerDesignationDatasheet
Sylvania 7B7 PDF (192 KB)
Tung-Sol 7B7 PDF (77 KB)
Sylvania 7B7 PDF (45 KB)
In the Archive

Documents held here and used to write this page.