80
Rectifier · DHT · UX-4 · 1927
“Classic pre-octal rectifier. Gentle sag.”
Full-wave rectifier for vacuum tube power supply designs
GAIN0%
POWER0%
DRIVE50%
LINEARITY75%
EXECUTIVE SUMMARY
The 80 is a directly-heated rectifier from RCA·Sylvania, introduced around 1927. Commonly used in rectifier applications. Classic pre-octal rectifier. Gentle sag.
APPLICATIONS
Power supply rectification
Generic rectifier rectifier stage
HISTORY
Introduced1927ManufacturerRCA·SylvaniaEquivalentsVT-80, 5Y3GT
Pre-WarSPECIFICATIONS
Heater Voltage5V
Heater Current2A
Max Plate Voltage350V
Max Power—
Sensitivity—
Gain Factor—
Internal Impedance—
PinoutUX-4
Era1927
RarityModerate
SPICE model not yet available. Loadline calculator requires calibrated Koren parameters.