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Otto Frosinn, Germany - Tube collection

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ID = 3331
Photo Otto Frosinn

Below you find a part of the tube collection Otto Frosinn.

Radios,Röhren,Amateurfunkgeräte
Result: 1 to 30 from 654
  
 
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Excerpt from the tube collection of Otto Frosinn. These images (tube photos) were uploaded to the respective tubes or valves by Otto Frosinn.

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AudioTron 1915
Cunningham Inc., E.T.; Harr... USA
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UV200 1920
General Electric for Brand R... USA
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RAC3 1920
Radio Audion Company (Myers2... USA
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ES4 1921
Ediswan, Siemens Edison Swan... GB
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WD11 1922
Westinghouse for Brand RCA-R... USA
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216A 1922
Western Electric Company Inc... USA
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UV199 1922
Common type Worldwide tube/s... ZZ
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DV1_1volt 1923 ??
DeForest-Tubes USA
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WD12 1923
RCA (RCA Victor Co. Inc.); N... USA
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DV2 1923
DeForest-Tubes USA
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BH 1925
Raytheon Mfg. Co.; Cambridge... USA
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DV3A 1925 ??
DeForest-Tubes USA
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DV5 1925 ??
DeForest-Tubes USA
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SX201A 1925
Sylvania (Hygrade, GTE, Nilc... USA
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01A 1925
Common type USA tube/semicond. USA
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UX199 1925
General Electric for Brand R... USA
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CX301A 1925
Cunningham Inc., E.T.; Harr... USA
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UX201A 1925
Common type USA tube/semicond. USA
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201A 1925
Common type USA tube/semicond. USA
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DL2_deForest 1926 ??
DeForest-Tubes USA
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DL4_deForest 1926 ??
DeForest-Tubes USA
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DL5 1926 ??
DeForest-Tubes USA
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RE034 1926
Telefunken Deutschland (TFK)... D
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RE074 1926
Telefunken Deutschland (TFK)... D
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RE134 1926
Telefunken Deutschland (TFK)... D
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401_McCullough 1926
Common type USA tube/semicond. USA
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71A 1926
Common type USA tube/semicond. USA
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D-01A 1927 ??
DeForest-Tubes USA
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DL3_deForest 1927 ??
DeForest-Tubes USA
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DL14_deForest 1927 ??
DeForest-Tubes USA
Result: 1 to 30 from 654
  
 

Tube collector page of valve collector Otto Frosinn as «own HP at RMorg»
As a member of Radiomuseum.org Otto Frosinn displays items in his/her tube collection. Tubes are called valves in British oriented countries.
Valve and tube collectors as well as radio collectors are invited to join Radiomuseum.org. Every member can display separate collections of tubes, radios etc.

Otto Frosinn started his/her tube collection (valve collection) here on 03.Apr.2006. [index-en]

  
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