National Union JAN-CNU-813 VT-144 Beam Power Pentode
Pentode de puissance
Leistungspentode

The 813 or VT-144 is a 125 watt dissipation beam pentode with full ratings to 30 MHz.
First marketed by RCA in 1938, it was used in the ART-13 airborne transmitter.
After the War, it continued to be one of the most successful and long-lived tubes for amateur radio.

Fiche technique • Data sheet • Datenblatt: 813.pdf & 813.pdf

 

Hauteur • Height • Höhe : 183 mm • 7" 1/4
Diamètre • Diameter • Durchmesser : 63 mm • 2" 1/2

 

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