Tubi 3Q5 GT/G VT-221 JAN CHS Sylvania NOS (coppia abbinata) TV-7D/U testati | eBay
The new American 3Q5GT electronic tube is used for replacing VT221 Xiwannian RCA 3Q5 gall bladder power amplifier.
RCA etc. Quad (4) 3Q5 AT1000 TESTED Vacuum Tubes Beam Power VT221 JAN-CRC-3Q5 3Q5GT/G 1940-1959 | Reverb Italia
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.