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This Radio-Forum deals with Radio Restoration and Radio Repair. If you have aspecific question about a radio model, please post to the forum via the models data page. Your question will then automatically appear here too, giving it the widest possible audience.
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Recent articles

Topic Rating Hits Ans Last text      
  36715 1 Erb, Ernst   23.Apr.11 11:32 deutsch
  1172 1 Holtmann, W.   12.Jan.24 10:24 deutsch
  1555 1 Eckardt, Wolfgang   07.Jan.24 10:13 deutsch
  642 0 RADIOBOTE, Team   04.Jan.24 21:00 deutsch
  10900 5 ADAM, Christian   25.Nov.23 09:38 française
  1881 0 RADIOBOTE, Team   25.May.23 13:59 deutsch
  1117 0 RADIOBOTE, Team   25.May.23 13:49 deutsch
  1150 0 RADIOBOTE, Team   25.May.23 13:41 deutsch
  1885 0 Amberger, Hans   22.Dec.22 15:41 english
  1505 1 Erb, Ernst   15.Oct.22 19:06 deutsch
  61599 3 Erb, Ernst   13.Jul.20 12:16 deutsch
  3131 0 Holtmann, W.   25.Dec.21 09:46 deutsch
  2104 1 Rudolph † 6..., D.   23.Nov.21 11:09 deutsch
  1718 0 Rudolph † 6..., D.   19.Oct.21 15:46 deutsch
  2670 0 Rudolph † 6..., D.   18.Oct.21 10:20 deutsch
  3254 1 Rudolph † 6..., D.   14.Sep.21 11:38 deutsch
  2370 0 Rudolph † 6..., D.   08.Aug.21 18:49 deutsch
  2852 0 Rudolph † 6..., D.   23.Jul.21 09:58 deutsch
  4674 0 Rudolph † 6..., D.   16.Apr.21 17:16 deutsch
  3851 0 Rudolph † 6..., D.   06.Apr.21 14:53 deutsch
  6935 0 Rudolph † 6..., D.   17.Mar.21 10:38 deutsch
  3246 0 Rudolph † 6..., D.   07.Mar.21 15:50 deutsch
  5520 0 Rudolph † 6..., D.   25.Feb.21 10:05 deutsch
  1715 0 Rudolph † 6..., D.   04.Feb.21 10:17 deutsch
  7441 0 Giese, Harald   30.Jan.21 09:50 deutsch
  58233 2 Selyem-Tóth, S.   30.Dec.20 22:42 english
  13975 1 Mettang, Thomas   08.Dec.20 17:27 english
  2351 0 Oppelt, Ralph   21.Nov.20 11:32 deutsch
  2724 0 Rudolph † 6..., D.   25.Oct.20 10:59 deutsch
  2332 0 Rudolph † 6..., D.   25.Oct.20 10:53 deutsch
  2584 0 Rudolph † 6..., D.   19.Oct.20 17:43 deutsch
  8831 1 Rudolph † 6..., D.   19.Oct.20 15:18 deutsch
  2004 0 Rudolph † 6..., D.   16.Oct.20 17:36 deutsch
  18772 4 Rudolph † 6..., D.   16.Oct.20 16:36 deutsch
  5305 0 Rudolph † 6..., D.   28.Sep.20 16:28 deutsch
  2577 0 Rudolph † 6..., D.   26.Aug.20 16:29 deutsch
  1878 0 Rudolph † 6..., D.   04.Aug.20 17:45 deutsch
  1951 0 Rudolph † 6..., D.   03.Aug.20 13:58 deutsch
  3150 0 Rudolph † 6..., D.   21.Jun.20 09:07 deutsch
  6789 3 Eckardt, Wolfgang   19.Jun.20 16:55 deutsch
  2276 1 Rudolph † 6..., D.   16.Jun.20 09:54 deutsch
  3389 1 Giese, Harald   26.May.20 18:06 deutsch
  3118 0 Rudolph † 6..., D.   22.May.20 13:51 deutsch
  4852 1 Rudolph † 6..., D.   19.May.20 12:27 deutsch
  3093 0 Rudolph † 6..., D.   13.May.20 17:39 deutsch
  3008 0 Rudolph † 6..., D.   08.May.20 11:07 deutsch
  2428 0 Rudolph † 6..., D.   21.Apr.20 17:44 deutsch
  3969 1 Rudolph † 6..., D.   07.Feb.20 13:39 deutsch
  4921 1 Nagel, Bernhard   22.Jan.20 22:16 deutsch
  3201 0 RADIOBOTE, Team   02.Jan.20 11:27 deutsch
  3227 0 Rudolph † 6..., D.   27.Nov.19 11:07 deutsch
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.

Technical History: Beginning up to 1909  (8)
Radio-History, beginning 1909  (60)
Professional Radio Communication  (36)
Tube Radio kits and kits without tubes  (32)
Tubes and valves (history, technique etc.)  (61)
To collect radios - but how!  (6)
Documentation to collections  (5)
Radios: restoring and rebuilding (outside)  (6)
Basic principles of radio technique  (168)
Principles of schematics etc.  (107)
Radio Repair (inside)  (17)
Digitalized PDF's from journals in German  (18)
OCR-Digitalized Journals/Books (Content)  (5)
Digitalized PDF's from journals in English  (3)
Radio- und Museumsbote Österreich  (27)
 FAQ - click for boards  (14 | 335)
     FAQ about the radio pages  (283)
     FAQ about the forum  (52)
 Radio- and technical History  (5 | 587)
     Technical history up to 1919 (Radios)  (27)
     Technical history: 1920 and later  (160)
     Decades of broadcasting  (321)
     Picture and tone processing / recording  (73)
     Cohiradia - Historical Broadband Recordings  (6)
 Manufacturer's / brands history  (5 | 1329)
     Setmakers (German speaking countries) not in RMorg  (108)
     MANUFACTURERS and TRADE NAMES (present in the museum)  (1092)
     Tube manufacturers  (21)
     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 | 14749)
     Early physics  (8)
     Telegraphy  (3)
     Telephony, Telephones  (8)
     Early radio (sparc etc. before tubes)  (5)
     MODELS DISPLAYED  (13876)
     Television  (126)
     Other sets and related gear  (158)
     Measuring equipment of 20st century (not valve testers)  (61)
     Devices: rare or unknown or self made  (504)
 Commercial sets (incl. valve testers)  (5 | 110)
     HAM radios  (5)
     Commercial gear (Boatancors)  (24)
     Military before 1930  (2)
     Military equipment 1930 and later  (16)
     Valve / tube testers  (63)
 Valves / tubes - Semiconductors  (11 | 2874)
     Tube development up to 1933  (45)
     Tube development after 1933  (80)
     Picture tubes  (20)
     Military valves/tubes  (15)
     VALVES/TUBES / SEMICONDUCTORS in RADIOMUSEUM  (2138)
     Very rare valves or unknown (not in RMorg)  (214)
     Transmitter tubes  (10)
     Industrial valves and Xray tubes  (5)
     Other valves/tubes  (121)
     Valves / Tubes; practical use and procurement  (155)
     Semiconductors  (71)
 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 | 1342)
     How to store and to treat radios  (69)
     Cleaning and restoring  (125)
     Radios: how to get parts for old radios  (238)
     Tools and measuring equipment, schematic collections  (73)
     Home construction and general radio technique  (308)
     Checks before putting on power  (19)
     Error tracing methods (post to the model if specific)  (88)
     Repair and restoration: Tips and Tricks  (390)
     Alignement of radios: Superhet and TRF  (32)
 Periodicals  (5 | 94)
     Periodicals for Germany  (17)
     LITERATURE FINDER  (62)
     Periodicals for Austria  (4)
     Periodicals for Switzerland  (0)
     Periodicals - other than German  (11)
 Literature, Addresses, Events, Clubs and Museums  (4 | 580)
     Books  (101)
     MUSEUM FINDER  (112)
     Exhibitions (Museums start at museum page)  (20)
     Events for radio collectors, Clubs  (347)
 OTHER LANGUAGES  (5 | 18)
     Chinese 网上收音机博物  (2)
     Suomi-Finnish-FAQ  (4)
     Suomi-Finnish-GENERAL  (1)
     Nederlands-Dutch-FAQ  (6)
     Nederlands-Dutch-GENERAL  (5)
  

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