← Reference

6V6GT

also 6V6 · 6V6GTA

Beam-power output tetrode — the low-wattage American output tube. Single-ended in the Champ and Princeton, push-pull in the Deluxe, it defines the compressed, early-breakup voice of the small tweed amps.

Basing (pinout)

Bottom view — the socket as you see it from the wiring side. Hover, tap, or focus a pin to name it. Read from the datasheet basing diagram (how to read these →).

1 2 3 4 5 6 7 8

Hover, tap, or focus a pin to name it.

  • High voltage (B+)
  • Control grid
  • Cathode
  • Heater / filament
  • No connection

Viewed from below (socket / wiring side) · octal · basing 7AC

⚡ Oxblood pins sit at B+ — hundreds of volts in service, lethal, and still charged after power-off.

Datasheets

Primary manufacturer data, via public tube-data archives. The model below is fitted to the tabulated "average characteristics" in these sheets; the datasheet files themselves are linked, never rehosted.

PublisherTypeSource
RCA 6V6 / 6V6GT frank.pocnet.net ↗
General Electric 6V6GT frank.pocnet.net ↗
Tung-Sol 6V6 / 6V6GT frank.pocnet.net ↗

Circuit Codex model

A CC0 ngspice model in the Koren form, fitted here to the published anchor — no parameters copied from other model collections. Methodology →

Anchor
Va=250 V, Vg2=250 V, Vg1=-12.5 V → Ia=45 mA, Ig2=4.5 mA, gm=4100 µmho
Source
RCA Receiving Tube Manual RC-19, 1959, average characteristics
Note
µ is the grid-No.1-to-grid-No.2 amplification factor (9.6, RC-19).
File
models/6v6gt.inc ↗