1 pc Haltron 3Q5GT CV819 Beam Power Tube. NOS. NIB tested Vacuum tube – Vacuum Tubes
Request for 3Q5GT Single Headphone amp schematic | diyAudio
Vintage Tested New 100% Sylvania 3Q5GT Vacuum Tube | eBay
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3Q5GT/G Strahlbündelröhre. Eine Elektronenröhre von Ken-Rad. ID18246 | M-Ware
3Q5GT @ The Valve Museum
3Q5GT Beam Power Amplifier Tube. Designed for the output stage of a 3 way receiver. MFR: RCA, Raytheon. SKU: 3Q5GT. New old stock. No longer available for export.