VT47/ TZ05-20 directly heated communication triode
- Object Number:
- Y2005.25.1
- type:
- aircraft valve
27 aviation-related valves in a display case :
VT47/ TZ05-20 Triode
VT25/ DET25 Triode
VT104/ PT15 Pentobe
VT60/ 807 Beam Tetrode
VT62/ DET12 VHF Triode
VT76/ TZ40 Zero bias Triode
VT61/ RK34 DET19 VHF Double Triode