Excerpt from the tube collection of Rudolf Osterkamp. These images (tube photos) were uploaded to the respective tubes or valves by Rudolf Osterkamp.
S4003L |
|
Teccor Electronics (Littelfu... |
USA |
|
RT-26 |
|
Sylvania (Hygrade, GTE, Nilc... |
USA |
|
RT-24 |
|
Delco - tubes; USA |
USA |
|
RK6390 |
|
Raytheon Mfg. Co.; Cambridge... |
USA |
|
RK-5836 |
|
Raytheon Mfg. Co.; Cambridge... |
USA |
|
RK62 |
|
Raytheon Mfg. Co.; Cambridge... |
USA |
|
RK6BM6A |
|
Raytheon Mfg. Co.; Cambridge... |
USA |
|
RK3B24WB |
|
Raytheon Mfg. Co.; Cambridge... |
USA |
|
RH80536 |
|
Common type USA tube/semicond. |
USA |
|
REF01 |
|
Common type USA tube/semicond. |
USA |
|
RDF06 |
|
Common type USA tube/semicond. |
USA |
|
RC4200 |
|
RCA (RCA Victor Co. Inc.); N... |
USA |
|
RC4136 |
|
Common type USA tube/semicond. |
USA |
|
RC958 |
|
Raytheon Mfg. Co.; Cambridge... |
USA |
|
Ray-227 |
|
Raytheon Mfg. Co.; Cambridge... |
USA |
|
QKK1826 |
|
Raytheon Mfg. Co.; Cambridge... |
USA |
|
Q4006L4 |
|
Teccor Electronics (Littelfu... |
USA |
|
Q4006 |
|
Common type USA tube/semicond. |
USA |
|
Q4004 |
|
Teccor Electronics (Littelfu... |
USA |
|
PT-2S |
|
Hytron; Salem (MA) |
USA |
|
PN-998275 |
|
Varian; Palo Alto (CA) |
USA |
|
PN5139 |
|
Common type USA tube/semicond. |
USA |
|
PN4355 |
|
Common type USA tube/semicond. |
USA |
|
PN3565 |
|
Common type USA tube/semicond. |
USA |
|
PM7533 |
|
Common type USA tube/semicond. |
USA |
|
PM156 |
|
Common type USA tube/semicond. |
USA |
|
PB20 |
|
Common type USA tube/semicond. |
USA |
|
P8243 |
|
Common type USA tube/semicond. |
USA |
|
P8224 |
|
Common type USA tube/semicond. |
USA |
|
P8032 |
|
Common type USA tube/semicond. |
USA |
|
Rudolf Osterkamp started his/her tube collection (valve collection) here on 04.Aug.2008.
[index-en]