6AX4GTB

6AX4GTB has no equivalent designation confirmed by the archive. Completed sales put the typical price at $7.24 per tube.

What 6AX4GTB Sells For
MeasurePer tube
Median$7.24
Typical range (25th–75th) $6.99 – $7.50
Most sales (10th–90th) $6.25 – $14.73
Extremes incl. outliers $6.25 – $14.73
Completed sales8
By Condition
ConditionMedianSales
NOS$6.997

Per-tube prices from completed sales, 2026-07-19 to 2026-09-14. Matched pairs and quads are divided out. See the price index for how these move over time.

Datasheets

Original manufacturer datasheets for 6AX4GTB, hosted by Frank Philipse's Electron Tube Data sheets.

ManufacturerDesignationDatasheet
General Electric 6AX4GTB PDF (168 KB)
Tung-Sol 6AX4GTB PDF (77 KB)
RCA (HB3) 6AX4GTB PDF (74 KB)
In the Archive

Documents held here and used to write this page.