Tubes - Transmitting, Audio, Misc.

Limited 90 Day Warranty, 
Used * No longer available for export
 MFR: Amperex
SKU: 4-400AX-AMP-MP-P

Designed for rectifier use in equipment requiring a high peak inverse voltage rating.
New old stock * No longer available for export.
MFR: Cetron
SKU: 5R4WGB-JAN-CET

The 813 beam power tube was very popular with amateur radio operators following WW II. The tube remained a staple of amateur radio until single sideband became a popular operating mode in the late 1950's and early 1960's. Featuring a graphite plate with an ICAS dissipation rating of 125 watts the tube was very economical and a pair could provide legal limit operation (1 kilowatt input) on CW or AM.

New Old Stock * No longer available for export
MFR:  General Electric Company
SKU: 813-GE

The 813 beam power tube was very popular with amateur radio operators following WW II. The tube remained a staple of amateur radio until single sideband became a popular operating mode in the late 1950's and early 1960's. Featuring a graphite plate with an ICAS dissipation rating of 125 watts the tube was very economical and a pair could provide legal limit operation (1 kilowatt input) on CW or AM.

New Old Stock * No longer available for export
MFR:  Ken-Rad
SKU: 813-KR

The 813 beam power tube was very popular with amateur radio operators following WW II. The tube remained a staple of amateur radio until single sideband became a popular operating mode in the late 1950's and early 1960's. Featuring a graphite plate with an ICAS dissipation rating of 125 watts the tube was very economical and a pair could provide legal limit operation (1 kilowatt input) on CW or AM.

New Old Stock * No longer available for export
MFR:  National Union
SKU: 813-NU

Designed for use in plate pulsed operation as a power amplifier, oscillator and frequency multiplier in compact mobile aircraft equipment.
New old stock * No longer available for export.
MFR: RCA
SKU: 4062A

• 2 side getters

New Old Stock * No Longer Available for Export
MFR: Sylvania 
SKU:  GB5933-SYL

The 813 beam power tube was very popular with amateur radio operators following WW II. The tube remained a staple of amateur radio until single sideband became a popular operating mode in the late 1950's and early 1960's. Featuring a graphite plate with an ICAS dissipation rating of 125 watts the tube was very economical and a pair could provide legal limit operation (1 kilowatt input) on CW or AM.

Used * No longer available for export
MFR:  General Electric Company
SKU: 813-GE-P

5933 / 807W Sylvania Beam Power Tetrode (NOS)

New Old Stock * No Longer Available for Export
MFR: Sylvania
SKU: 5933-807W-SYL