| (up)date
| item
| size
|
| 2003-03-30
| Numeric and symbol display tubes (nixie)
| 777,519 bytes (fr)
|
| 2006-02-02
| Generator Röhren Tubes for r.f. heating. ☆Robert Schmalstieg☆
| 25,148,425 bytes (de)
|
| 2006-02-02
| Sende Röhren 1976/77 Transmitting Tubes. ☆Robert Schmalstieg☆
| 46,839,789 bytes (de)
|
| 2006-02-02
| Sende Röhren 1980/81 Transmitting Tubes. ☆Robert Schmalstieg☆
| 58,897,238 bytes (de)
|
| 2006-02-02
| Wanderfeld Röhren 1982/83 Travelling Wave Tubes. ☆Robert Schmalstieg☆
| 30,532,002 bytes (de)
|
| 2011-09-16
| Grid-Controlled Tubes or RF-Excited CO, Lasers ☆Bernhard Voss☆
| 3,642,474 bytes
|
| 2011-09-16
| Transmitter and Generator Tubes ☆Bernhard Voss☆
| 1,692,132 bytes
|
| 2011-09-16
| Topfkreise führ Fernsehanwendungen. (Tank circuits for TV applications.) 1980/81. ☆Bernhard Voss☆
| 2,710,101 bytes (de)
|
| 2011-09-16
| Traveling Wave Tube Amplifiers & Backward Wave Oscillators 1986. ☆Bernhard Voss☆
| 5,098,307 bytes
|
| 2012-07-29
| Pocket Book - Contents 1964/65. ☆Peter Gerber☆
| 494,299 bytes
|
| 2012-07-29
| Pocket Book - Tubes (part 1) 1964/65. ☆Peter Gerber☆
| 1,462,770 bytes
|
| 2012-07-29
| Pocket Book - Tubes (part 2) 1964/65. ☆Peter Gerber☆
| 14,945,137 bytes
|
| 2019-03-14
| Pocketbook 1958-59.
| 14,347,587 bytes
|
| 2021-03-20
| Pocketbook 1964-65,742 pages.
| 153,085,924 bytes
|
| 2022-06-12
| Tubes and Rectifiers, Binder 1, 1962, 575 pages.
| 116,205,831 bytes (de)
|
| 2022-06-12
| Tubes and Rectifiers, Binder 2, 1963, 677 pages.
| 109,228,237 bytes (de)
|
| 2022-09-03
| Tubes and Rectifiers, Binder 3, 1961, 364 pages.
| 67,479,850 bytes (de)
|
