Excerpt from the tube collection of Peter Pfeiffer. These images (tube photos) were uploaded to the respective tubes or valves by Peter Pfeiffer.
| 2N2906 |
|
| Common type USA tube/semicond. |
USA |
|
| 2N2907 |
|
| Common type USA tube/semicond. |
USA |
|
| 2N3055 |
|
| Common type Worldwide tube/s... |
ZZ |
|
| 2N3416 |
|
| Common type Worldwide tube/s... |
ZZ |
|
| 2N3662 |
|
| Common type USA tube/semicond. |
USA |
|
| 2N3702 |
|
| Texas Instruments, Dallas |
USA |
|
| 2N3704 |
|
| Texas Instruments, Dallas |
USA |
|
| 2N3705 |
|
| Texas Instruments, Dallas |
USA |
|
| 2N3714 |
|
| Common type USA tube/semicond. |
USA |
|
| 2N3725 |
|
| Common type USA tube/semicond. |
USA |
|
| 2N3823 |
|
| Common type USA tube/semicond. |
USA |
|
| 2N3856 |
|
| General Electric Co. (GE); B... |
USA |
|
| 2N3904 |
|
| Common type USA tube/semicond. |
USA |
|
| 2N3906 |
|
| Common type USA tube/semicond. |
USA |
|
| 2N3963 |
|
| Common type Worldwide tube/s... |
ZZ |
|
| 2N4026 |
|
| Common type USA tube/semicond. |
USA |
|
| 2N4101 |
|
| RCA (RCA Victor Co. Inc.); N... |
USA |
|
| 2N4124 |
|
| Common type USA tube/semicond. |
USA |
|
| 2N4401 |
|
| Common type USA tube/semicond. |
USA |
|
| 2N4403 |
|
| Common type USA tube/semicond. |
USA |
|
| 2N4427 |
|
| Common type Worldwide tube/s... |
ZZ |
|
| 2N5087 |
|
| Common type USA tube/semicond. |
USA |
|
| 2N5136 |
|
| Fairchild Semiconductor Inc.... |
USA |
|
| 2N5172 |
|
| Fairchild Semiconductor Inc.... |
USA |
|
| 2N5400 |
|
| Fairchild Semiconductor Inc.... |
USA |
|
| 2N5401 |
|
| Fairchild Semiconductor Inc.... |
USA |
|
| 2N5486 |
|
| Common type USA tube/semicond. |
USA |
|
| 2N5550 |
|
| Motorola Inc. (ex Galvin Mfg... |
USA |
|
| 2N5551 |
|
| Motorola Inc. (ex Galvin Mfg... |
USA |
|
| 2N5955 |
|
| Common type USA tube/semicond. |
USA |
|
Peter Pfeiffer started his/her tube collection (valve collection) here on 07.May.2020.
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