6AN8A
6AN8A has no equivalent designation confirmed by the archive. Completed sales put the typical price at $16.67 per tube.
Description
The 6AN8A is a vacuum tube containing a triode unit and a pentode unit.
Characteristics
The triode unit has an amplification factor of 21 and a plate resistance of approximately 4700 ohms.
The pentode unit, when operated with a plate supply voltage of 150 volts, a grid No. 2 supply voltage of 125 volts, and a grid No. 1 supply voltage of -3 volts, has a plate current of 15 milliamperes and a plate resistance of approximately 7800 ohms. Under these conditions, the grid No. 1 voltage is approximately 67 volts.
| Measure | Per tube |
|---|---|
| Median | $16.67 |
| Typical range (25th–75th) | $11.99 – $19.67 |
| Most sales (10th–90th) | $8.00 – $26.25 |
| Extremes incl. outliers | $4.84 – $56.28 |
| Completed sales | 37 |
| Brand | Median | Range | Sales |
|---|---|---|---|
| RCA | $12.49 | $9.77 – $23.52 | 16 |
| Sylvania | $15.99 | $13.37 – $25.15 | 5 |
| GE | $18.75 | $15.70 – $19.67 | 3 |
| Condition | Median | Sales |
|---|---|---|
| NOS | $18.55 | 24 |
| used | $15.70 | 7 |
Per-tube prices from completed sales, 2026-08-04 to 2026-09-16. Matched pairs and quads are divided out. See the price index for how these move over time.
Original manufacturer datasheets for 6AN8A, hosted by Frank Philipse's Electron Tube Data sheets.
| Manufacturer | Designation | Datasheet |
|---|---|---|
| RCA (HB3) | 6AN8A | PDF (311 KB) |
| Tung-Sol | 6AN8A | PDF (241 KB) |
Documents held here and used to write this page.
- AVERAGE PLATE CHARACTERISTICS Triode Unit