radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.
Information - Help

Valves / tubes - Semiconductors

New here? Please click the blue Info-Button for help.
Please select (here below, right) your preferred languages for reading. Members may select multiple languages.
UACS
To ask a model-specific question, go directly to the model's own page and post there. Your question will then automatically appear here too.
Some examples of well done text and help plus our forum rules.
Forum » Valves / tubes - Semiconductors
To the archive   Forum » Valves / tubes - Semiconductors 



Recent articles

Topic Rating Hits Ans Last text      
  167 0 Szczesniak, T.   08.Jul.25 19:38 english
  368 0 Nussbaum, Edmund   08.Jul.25 09:39 deutsch
  250 4 Watterson, M.   04.Jul.25 15:39 english
  413 1 Jung, Otmar   26.Jun.25 13:13 deutsch
  595 1 Sousa, Joe   23.Jun.25 16:04 deutsch
  608 2 Rathgeb, Manfred   16.Jun.25 10:25 deutsch
  650 2 Giese, Harald   09.Jun.25 21:05 deutsch
  1173 2 Roschy, Jacob   24.May.25 06:58 deutsch
  891 0 Eisenbarth, G.   18.May.25 12:59 deutsch
  885 0 Eisenbarth, G.   13.May.25 10:03 deutsch
  918 2 Klich, Alfred   07.May.25 14:30 deutsch
  882 1 Nagel, Bernhard   04.May.25 00:01 deutsch
  752 0 Klich, Alfred   27.Apr.25 10:48 deutsch
  692 0 Klich, Alfred   26.Apr.25 09:56 deutsch
  943 2 Eisenbarth, G.   23.Apr.25 08:37 deutsch
  611 0 Eisenbarth, G.   22.Apr.25 16:13 deutsch
  666 1 Klich, Alfred   18.Apr.25 18:20 deutsch
  570 0 Eisenbarth, G.   10.Apr.25 09:16 deutsch
  498 0 Silberhorn, G.   08.Apr.25 20:04 deutsch
  760 4 Klich, Alfred   08.Apr.25 06:52 deutsch
  1482 12 Klich, Alfred   07.Apr.25 10:06 deutsch
  693 3 Klich, Alfred   04.Apr.25 07:56 deutsch
  774 2 Klich, Alfred   02.Apr.25 06:41 deutsch
  457 0 Cowans, Gary   27.Mar.25 00:59 english
  710 1 Erb, Ernst   26.Mar.25 11:46 deutsch
  689 0 Klich, Alfred   26.Mar.25 09:30 deutsch
  819 1 Erb, Ernst   22.Mar.25 09:36 deutsch
  1119 3 Roschy, Jacob   16.Mar.25 17:04 deutsch
  628 0 Cowans, Gary   15.Mar.25 01:00 english
  513 0 Cowans, Gary   05.Mar.25 07:45 english
  1197 4 Breu, Peter   27.Feb.25 15:03 deutsch
  621 2 Herrmann, Patrick   11.Feb.25 10:35 française
  863 3 Cordes, Julius   28.Jan.25 19:54 deutsch
  438 0 Larsen, Alan   18.Jan.25 14:02 english
  834 4 Kleindienst, J.   13.Jan.25 18:29 deutsch
  580 1 Roschy, Jacob   12.Jan.25 07:34 deutsch
  684 0 Cordes, Julius   29.Dec.24 21:32 deutsch
  708 0 Cordes, Julius   29.Dec.24 21:31 deutsch
  770 3 Holtmann, W.   19.Dec.24 17:06 english
  795 0 Noble, William   19.Nov.24 00:53 english
  731 0 Lasser, Gregor   13.Nov.24 13:56 deutsch
  748 2 Candreia, Bruno   07.Nov.24 11:22 deutsch
  9011 7 Müller, Stefan   02.Nov.24 22:44 deutsch
  681 0 Koehler, Andreas   02.Nov.24 13:08 deutsch
  695 0 Shellberg, Ken   24.Oct.24 19:55 english
  883 1 Eckardt, Wolfgang   10.Oct.24 16:44 deutsch
  2914 3 Bakker, Maarten   06.Oct.24 19:24 deutsch
  933 0 Selyem-Tóth, S.   25.Sep.24 19:19 english
  895 0 Jung, Heribert   15.Sep.24 16:15 deutsch
  642 3 Watterson, M.   13.Sep.24 18:00 english
The topic of this Radio-Forum is Radio Restoration and Radio Repair but also Radio-History, Radio-Valves, Tubes of all kinds, Radio collecting, Radio-Literature, Schematics forRadio Repair etc.

In General  (1778)
 FAQ - click for boards  (14 | 335)
     FAQ about the radio pages  (283)
     FAQ about the forum  (52)
 Radio- and technical History  (5 | 601)
     Technical history up to 1919 (Radios)  (27)
     Technical history: 1920 and later  (163)
     Decades of broadcasting  (333)
     Picture and tone processing / recording  (72)
     Cohiradia - Historical Broadband Recordings  (6)
 Manufacturer's / brands history  (5 | 1345)
     Setmakers (German speaking countries) not in RMorg  (109)
     MANUFACTURERS and TRADE NAMES (present in the museum)  (1106)
     Tube manufacturers  (22)
     Set makers in other countries than German speaking (not in R  (54)
     COUNTRYTEXTS (in the RADIO-MUSEUM)  (54)
 Radios and other type of sets (Physics) etc.  (9 | 15127)
     Early physics  (8)
     Telegraphy  (3)
     Telephony, Telephones  (8)
     Early radio (sparc etc. before tubes)  (5)
     MODELS DISPLAYED  (14233)
     Television  (135)
     Other sets and related gear  (163)
     Measuring equipment of 20st century (not valve testers)  (65)
     Devices: rare or unknown or self made  (507)
 Commercial sets (incl. valve testers)  (5 | 104)
     HAM radios  (4)
     Commercial gear (Boatancors)  (23)
     Military before 1930  (2)
     Military equipment 1930 and later  (15)
     Valve / tube testers  (60)
 Valves / tubes - Semiconductors  (11 | 2937)
     Tube development up to 1933  (46)
     Tube development after 1933  (80)
     Picture tubes  (21)
     Military valves/tubes  (16)
     VALVES/TUBES / SEMICONDUCTORS in RADIOMUSEUM  (2183)
     Very rare valves or unknown (not in RMorg)  (218)
     Transmitter tubes  (10)
     Industrial valves and Xray tubes  (5)
     Other valves/tubes  (125)
     Valves / Tubes; practical use and procurement  (156)
     Semiconductors  (77)
 How to collect radios etc.  (4 | 27)
     Everything about collecting  (18)
     Radios: how to find, what to pay  (9)
 Technique, Repair, Restoration, Home construction **  (9 | 1360)
     How to store and to treat radios  (70)
     Cleaning and restoring  (126)
     Radios: how to get parts for old radios  (241)
     Tools and measuring equipment, schematic collections  (74)
     Home construction and general radio technique  (314)
     Checks before putting on power  (20)
     Error tracing methods (post to the model if specific)  (91)
     Repair and restoration: Tips and Tricks  (392)
     Alignement of radios: Superhet and TRF  (32)
 Periodicals  (5 | 98)
     Periodicals for Germany  (17)
     LITERATURE FINDER  (66)
     Periodicals for Austria  (4)
     Periodicals for Switzerland  (0)
     Periodicals - other than German  (11)
 Literature, Addresses, Events, Clubs and Museums  (4 | 597)
     Books  (102)
     MUSEUM FINDER  (115)
     Exhibitions (Museums start at museum page)  (22)
     Events for radio collectors, Clubs  (358)
 OTHER LANGUAGES  (5 | 19)
     Chinese 网上收音机博物  (2)
     Suomi-Finnish-FAQ  (4)
     Suomi-Finnish-GENERAL  (1)
     Nederlands-Dutch-FAQ  (7)
     Nederlands-Dutch-GENERAL  (5)
  

Data Compliance More Information