Excerpt from the tube collection of Helmut Matysik. These images (tube photos) were uploaded to the respective tubes or valves by Helmut Matysik.
| REN904 |
1929 |
| Telefunken Deutschland (TFK)... |
D |
|
| REN904spezF |
|
| Telefunken Deutschland (TFK)... |
D |
|
| REN1004 |
1927 |
| Telefunken Deutschland (TFK)... |
D |
|
| RGN1500 |
1928 |
| Telefunken Deutschland (TFK)... |
D |
|
| RL2,4T4 |
|
| Telefunken Deutschland (TFK)... |
D |
|
| RL2T2 |
|
| Telefunken Deutschland (TFK)... |
D |
|
| RS289 |
1937 |
| Telefunken Deutschland (TFK)... |
D |
|
| RV12P4000 |
|
| Telefunken Deutschland (TFK)... |
D |
|
| MA78xx |
|
| Tesla; Praha, Bratislava etc. |
CS |
|
| WK65067 |
|
| Tesla; Praha, Bratislava etc. |
CS |
|
| SG2182 |
|
| Texas Instruments, Dallas |
USA |
|
| TIC47 |
|
| Texas Instruments, Dallas |
USA |
|
| L7805CV |
|
| Thomson (marque), Thomson-Ho... |
F |
|
| L7812CV |
|
| Thomson (marque), Thomson-Ho... |
F |
|
| G429 |
|
| Triotron (tubes) = Brand of ... |
A |
|
| Diode_demo-tube-ru |
|
| Unknown - CUSTOM BUILT: Sovi... |
SU |
|
| Triode_demo-tube-ru |
|
| Unknown - CUSTOM BUILT: Sovi... |
SU |
|
| A411 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| OC30 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| W411 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| A247 |
|
| Visseaux / Télévisso; Lyon /... |
F |
|
| GC115 |
|
| Werk für Bauelemente der Nac... |
D |
|
| GC118 |
|
| Werk für Bauelemente der Nac... |
D |
|
| GC122 |
|
| Werk für Bauelemente der Nac... |
D |
|
| GC123 |
|
| Werk für Bauelemente der Nac... |
D |
|
| LF881 |
|
| Werk für Bauelemente der Nac... |
D |
|
| OA685 |
|
| Werk für Bauelemente der Nac... |
D |
|
| OC811 |
|
| Werk für Bauelemente der Nac... |
D |
|
| OC816 |
|
| Werk für Bauelemente der Nac... |
D |
|
| OC821 |
|
| Werk für Bauelemente der Nac... |
D |
|
Helmut Matysik started his/her tube collection (valve collection) here on 15.Aug.2010.
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