TUBE, VACUUM
| Nom de l'objet : | TUBE, VACUUM |
| Type de l'objet : | ELECTRICAL & MAGNETIC TOOLS AND EQUIPMENT |
| Classification de l'objet : | TOOLS AND EQUIPMENT FOR SCIENCE AND TECHNOLOGY |
| Numéro d'accession : | 2001.915.001 |
| Description : | This is a group of twenty various sized vaccum tubes that have a "Balloon-shaped" bulb..1) Length: 9.8 cm. A five-pronged vacuum tube tube that is covered with grey paint, except for at the top of the bulb. "Factory Second" is stamped in black on the base and "Rogers No. 56s" is stamped on the opposite side..2) Length: 11.1 cm. A five-pronged No. 36 Radiotron vacuum tube made by Westinghouse. It has a metal nipple at the top of the bulb...3) Length: 10.2 cm. A four-pronged Type B-H Raytheon vacuum tube. There is part of a label adhered to the side of the bulb with blue type..4) Length: 11.3 cm. A five-pronged C-484 vacuum tube made by Cardon. "BSS" is inscribed on the back side of the base. .5) Length: 11.1 cm. A five-pronged UY 22?? Radiotron vacuum tube. "LICENSED ONLY TO EXTENT INDICATED ON CARTON" is embossed on the bottom of the base..6) Length: 11.2 cm. A four-pronged R221-DX vacuum tube made by the Northern Electric Company, Limited. Patented 1917, 1920, 1921, 1922, 1923, 1925. The glass forms a small point at the top of the bulb..7) Length: 11.0 cm. A four-pronged Type B (57287) vacuum tube with a brass base. Made by the Raytheon Mfg. Company of Cambridge, Mass. Patented July 7, 1925. The glass forms a small point at the top of the bulb..8) .15) Length: 10.9 cm. A five-pronged UY227A Radiotron vacuum tube..9) Length: 11.1 cm. A four-pronged UX201A Radiotron vacuum tube made by Westinghouse. There is a paper label with an orange border adhered to the side of the bulb that reads "Westinghouse Radiotrons. Sold by...Warning..."..10 Length: 11.0 cm. A five-pronged UX171A Radiotron vacuum tube made by Westinghouse. There are two labels adhered to the side of the bulb. Only part of the top label remains and the lower one reads "Westinghouse Radiotrons. Sold by. Date. EE"..11) Length: 11.0 cm. A four-pronged UX226 Radiotron vacuum tube. There is a small label adhered to the side of the bulb that reads "The Cycle Supply Company Ltd. Toronto, Canada. Service Tested"..12) Length: 11.2 cm. A five-pronged vacuum tube made by Forest-Crosley. There is a paper label adhered to the side of the bulb that has "Weak" written on it in pencil..13) Length: 11.0 cm. A four-pronged vacuum tube made by General Electric. There is a paper label ahdered to the side of the bulb that reads "We recommend General Electric Radiotrons. Date Sold; Date Tested.... Radio Service H.E. Meikle. 222 Rusholme Road"..14) Length: 12.2 cm. A five-pronged vacuum tube with a metal nipple on top. There is a paper label adhered to the side of the bulb that reads "We recommend General Electric Radiotrons. Date Sold; Date Tested....Radio Service. H.E. Meikle. 222 Rushlome Road"..15) Length: 12.4 cm. A 224 A, five-pronged Radiotron vaccum tube made by Westing House. It has a metal nipple on top..16) Length: 13.2 cm. A four-pronged vacuum tube. There are two labels adhered to the side of the bulb. One reads: Sidney Burnette Radio Service. 3267 Yonge St. HU 8896. Acremeter Tested.. and the other label reads "IMPORTANT. Place only in UX-245 socket"..17) Length: 12.5 cm. A Radiotron UX280, four-pronged vacuum tube. There is a red and beige sticker adhered to the side of the bulb..18) Length: 13.4 cm. The bulb and base are coated with grey paint. Made by Rogers. A No. 46 s, five-pronged vaccum tube. The top of the bulb is clear..19) Length: 14.8 cm. This is a large four-pronged vacuum tube with a metal nipple at the top of the bulb. Taylor 866 is etched on the side of the bulb. "LICENSED ONLY TO EXTENT INDICATED ON CARTON" is embossed on the bottom of the base..20) Length: 14.9 cm. Same as above. Various ORIGINAL |
| Établissement : |
Doon Heritage Crossroads
 Facebook-Doon Heritage Crossroads
 Twitter-Doon Heritage Crossroads
 YouTube-Doon Heritage Crossroads
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| Ville de l'établissement : | Kitchener |
| Province de l'établissement : | Ontario |
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