Excerpt from the tube collection of Museum Roggenhofer. These images (tube photos) were uploaded to the respective tubes or valves by Museum Roggenhofer.
2N4921 |
|
Common type USA tube/semicond. |
USA |
|
2N4923 |
|
Common type USA tube/semicond. |
USA |
|
2N5172 |
|
Fairchild Semiconductor Inc.... |
USA |
|
2N5296 |
|
Common type USA tube/semicond. |
USA |
|
2N5320 |
|
Common type USA tube/semicond. |
USA |
|
2N5486 |
|
Common type USA tube/semicond. |
USA |
|
2N5671 |
|
RCA (RCA Victor Co. Inc.); N... |
USA |
|
2N5877 |
|
Motorola Inc. (ex Galvin Mfg... |
USA |
|
2N5952 |
|
Common type USA tube/semicond. |
USA |
|
2N6030 |
|
Motorola Inc. (ex Galvin Mfg... |
USA |
|
2N6055 |
|
Common type USA tube/semicond. |
USA |
|
2N6109 |
|
RCA (RCA Victor Co. Inc.); N... |
USA |
|
2N6395 |
|
RCA (RCA Victor Co. Inc.); N... |
USA |
|
2N6488 |
|
RCA (RCA Victor Co. Inc.); N... |
USA |
|
2N6687 |
|
RCA (RCA Victor Co. Inc.); N... |
USA |
|
3B22 |
|
Electrons Inc.; Newark, NJ |
USA |
|
5V4 |
|
Common type USA tube/semicond. |
USA |
|
5Y3WGTA |
1953 ? |
Common type USA tube/semicond. |
USA |
|
5Z3 |
|
Common type USA tube/semicond. |
USA |
|
6A7 |
1933 |
Common type USA tube/semicond. |
USA |
|
6A8G |
1936 |
Common type USA tube/semicond. |
USA |
|
6AG7 |
|
Common type USA tube/semicond. |
USA |
|
6AH6 |
|
Common type USA tube/semicond. |
USA |
|
6AM6 |
|
Common type USA tube/semicond. |
USA |
|
6AN8 |
|
Common type USA tube/semicond. |
USA |
|
6AR5 |
|
Common type USA tube/semicond. |
USA |
|
6AS5 |
|
Common type USA tube/semicond. |
USA |
|
6BL8 |
|
Common type USA tube/semicond. |
USA |
|
6BQ7A |
1952 |
Common type USA tube/semicond. |
USA |
|
6CB6A |
|
Common type USA tube/semicond. |
USA |
|
Museum Roggenhofer started his/her tube collection (valve collection) here on 01.May.2007.
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