Excerpt from the tube collection of Rudolf Osterkamp. These images (tube photos) were uploaded to the respective tubes or valves by Rudolf Osterkamp.
SDA5231 |
|
Siemens (& Halske, -Schucker... |
D |
|
SC14481 |
|
Common type China (PRC) tube... |
PRC |
|
SC3044 |
|
Common type Japan tube/semic... |
J |
|
SAF1135 |
|
Philips; Eindhoven (tubes in... |
NL |
|
SAA5241 |
|
Philips; Eindhoven (tubes in... |
NL |
|
SAA5231 |
|
Philips; Eindhoven (tubes in... |
NL |
|
S21MD4 |
|
Common type Japan tube/semic... |
J |
|
RN2202 |
|
Toshiba Corporation; Tokyo |
J |
|
RN1206 |
|
Toshiba Corporation; Tokyo |
J |
|
RN1202 |
|
Toshiba Corporation; Tokyo |
J |
|
RH80536 |
|
Common type USA tube/semicond. |
USA |
|
REF01 |
|
Common type USA tube/semicond. |
USA |
|
|
RC4558 |
|
Common type Worldwide tube/s... |
ZZ |
|
RC4200 |
|
RCA (RCA Victor Co. Inc.); N... |
USA |
|
RC4136 |
|
Common type USA tube/semicond. |
USA |
|
RC958 |
|
Raytheon Mfg. Co.; Cambridge... |
USA |
|
QM30DY-2H |
|
Common type Japan tube/semic... |
J |
|
PS2652 |
|
NEC Corporation, Nippon Elec... |
J |
|
PS2003 |
|
NEC Corporation, Nippon Elec... |
J |
|
PQ30RV11 |
|
Common type Japan tube/semic... |
J |
|
PM7533 |
|
Common type USA tube/semicond. |
USA |
|
PM156 |
|
Common type USA tube/semicond. |
USA |
|
µPD8243 |
|
NEC Corporation, Nippon Elec... |
J |
|
µPD4364 |
|
NEC Corporation, Nippon Elec... |
J |
|
µPD547C |
|
NEC Corporation, Nippon Elec... |
J |
|
µPD546C |
|
NEC Corporation, Nippon Elec... |
J |
|
µPD275C |
|
NEC Corporation, Nippon Elec... |
J |
|
µPD78C14 |
|
NEC Corporation, Nippon Elec... |
J |
|
µPC2002 |
|
NEC Corporation, Nippon Elec... |
J |
|
Rudolf Osterkamp started his/her tube collection (valve collection) here on 04.Aug.2008.
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