6CB6

6CB6 has no equivalent designation confirmed by the archive. Completed sales put the typical price at $4.99 per tube.

What 6CB6 Sells For
MeasurePer tube
Median$4.99
Typical range (25th–75th) $1.70 – $10.63
Most sales (10th–90th) $0.48 – $10.83
Extremes incl. outliers $0.45 – $13.75
Completed sales11
By Brand
BrandMedianRangeSales
GE$10.63 $6.99 – $10.835
By Condition
ConditionMedianSales
NOS$5.488

Per-tube prices from completed sales, 2026-08-11 to 2026-09-11. Matched pairs and quads are divided out. See the price index for how these move over time.

Datasheets

Original manufacturer datasheets for 6CB6, hosted by Frank Philipse's Electron Tube Data sheets.

ManufacturerDesignationDatasheet
Mazda-Belvu 6CB6 PDF (460 KB)
RCA (HB3) 6CB6 PDF (212 KB)
Tung-Sol 6CB6 PDF (129 KB)
Mullard 6CB6 PDF (38 KB)
In the Archive

Documents held here and used to write this page.