PT350Mi-POWER TRANSFORMER for TUBE AUDIO (700Vct) 350-0-55-350V x120mA
The separate rectifier heater winding will run an EZ81, 5Y3 or similar 2A current draw rectifier tube, or if you want a higher B+ you can use it with a diode bridge. The 6.3Vac winding will be 3.15-0.