MRT Collection

This is a list of all Tubes artifacts

Tube display at MRT


The display is for unique and interesting tubes. There are others beyond the inventory for study and measurements. There are also many common tubes for sale from the tube closet.



Equipment Type Manufacturer Model Number Description Inventory Number
Tubes Amperex 6693 Rectifier Tube 1778
Tubes Amperex 827AX Rectifier Diode Tube 1789
Tubes Amperex 872-A High Voltage Rectifier Tube 1788
Tubes Amperex EC157-8108 Lighthouse Tube 1839
Tubes Arcturus 127 Detector Tube 1848
Tubes Audion 10 / VT-25 Filamentary Triode Tube 1796
Tubes Burroughs B-7971 15-Segment Nixie Tube 1843
Tubes Cascade Research 250TL Low-mu Triode Tube 1829
Tubes CFTH TH5T1000A1 Pentode Tube 1799
Tubes CST F6010 / P1300 Broadcast Transmitting Tube 1800
Tubes Cunningham CX301A Detector Triode Tube 1849
Tubes Eimac 15E UHF Power Triode 1853
Tubes Eimac 250R Diode Rectifier Tube 1787
Tubes Eimac 304TH - VT254 Air Cooled Triode Tube 1824
Tubes Eimac 3CX1500 / 8877 Triode Transmitting Tube 1806
Tubes Eimac 3CX3000A7 Power Triode 1812
Tubes Eimac 4-1000A Radio Transmitting Tube 1801
Tubes Eimac 4-400A Power Tetrode Tube 1845
Tubes Eimac 450TL General Purpose Triode Tube 1809
Tubes Eimac 4CX250B Beam Power Tube 1852
Tubes Eimac 4X150A Transmitting Beam Tetrode 1811
Tubes Eimac 5CX1500A Power Pentode Tube 1818
Tubes Eimac 5K50CB-1 10 KW Klystron Tube 1833
Tubes Eimac 8166 / 4-1000A Radial-Beam Tetrode 1810
Tubes Eimac VT-158 Transmitting Triode Tube 1838
Tubes Electronic Enterprises 833A Power Triode Tube 1823
Tubes Federal Telephone & Radio 8002-R Air Cooled Transmitting Triode 1813
Tubes FTR F-8C25 Transmitting Triode Tube 1830
Tubes GE 189049 RMA type 4B26 Tungar Bulb 1837
Tubes GE GL-559 UHF Planer Diode 1784
Tubes Genalex / GEC unknown Tetrode Tube 1844
Tubes General Electric GL-5518 Three Electrode Transmitting Tube 1814
Tubes General Electric KR-3 High Voltage Rectifier Tube 1808
Tubes General Electric VT-4-C Air Cooled Transmitting Triode Tube 1792
Tubes Hewittic 38308 3-Phase Mercury Rectifier Tube 1826
Tubes ITT F-343-AA Power Triode Tube 1827
Tubes Philips Type Nr 28136/00 High Voltage Rectifier Tube 1779
Tubes Raytheon CK1383 Recording Storage Tube 1850
Tubes RCA 2C40 Lighthouse Planar Triode Tube 1793
Tubes RCA 5762 / 7C24 Power Triode Tube 1821
Tubes RCA 6AS7G Twin Triode Tube 1842
Tubes RCA 7295B Image Orthicon Tube 1835
Tubes RCA 814 Transmitting Beam Power Amplifier Tube 1791
Tubes RCA 815 Double Beam Tetrode Tube 1832
Tubes RCA 829B Double Beam Power Tube 1847
Tubes RCA 832A Double Beam Power Amplifier Tube 1846
Tubes RCA 833-A Power Triode Tube 1802
Tubes RCA 8890 Linear Beam Power Tube 1819
Tubes RCA 8891 Beam Power Tube 1816
Tubes RCA CRC 810 Transmitting Triode Tube 1782
Tubes RCA UV-206 Radiotron Amplifier Tube 1783
Tubes RCA UV200 Detector Tube 1855
Tubes RCA Radiotron 6448 UHF Beam Power Tube 1825
Tubes RCA Radiotron UX860 Power Tetrode Tube 1840
Tubes RCA-Radiotron 803 Transmitting Pentode Tube 1795
Tubes RCA-Radiotron UV-203 50-Watt Transmitter Tube 1785
Tubes RCA-Radiotron UV-203A 50 Watt Transmitter Tube 1786
Tubes RCA-Radiotron UV856 Vacuum Rectifier Tube 1805
Tubes RCA-Radiotron UX852 Transmitting Triode Tube 1797
Tubes Sperry SAC 41 Microwave Tube 1834
Tubes Sperti VT-266 Quick Heating Vacuum Rectifier Tube 1777
Tubes Sylvania SK-220C Klystron 1780
Tubes Syntron 627 (322)? Might be a Kenotron 1790
Tubes Taylor Type 872A Vacuum Tube Rectifier 1822
Tubes Telefunkin RL12P35 Transmitting Pentode Tube 1781
Tubes Thomson-CFS TH 331 TV Translator Tetrode Tube 1817
Tubes Thomson-CSI TH 331 TV Translator Tetrode Tube 1820
Tubes Tung-Sol Electric JAN-CTL-5948 Hydrogen Thyratron Tube 1828
Tubes United Electronics VT-17 Power Tetrode Tube 1794
Tubes Unknown Unknown Transmitting Tube 1841
Tubes Unknown Unknown Transmitting Tube 1815
Tubes Varian VA-244A Transmitter Tube 1836
Tubes WE&M Co. S-277681-B Rectigon Tungar Tube 1851
Tubes Western Electric 101F Triode Tube 1854
Tubes Western Electric 2K25 / 723A/B Reflex Klystron Tube 1798
Tubes Western Electric 355A Thyratron Tube 1776
Tubes Western Electric 379A Transmitting Triode Tube 1804
Tubes Western Electric 431A Reflex Klystron Oscillator Tube 1803
Tubes Westinghouse S-277681-B Rectigon Tungar Bulb 1831
Tubes Westinghouse USAF 5736 Power Amplifier Triode Tube 1807