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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      
  36745 1 Erb, Ernst   23.Apr.11 11:32 deutsch
  1204 1 Holtmann, W.   12.Jan.24 10:24 deutsch
  1611 1 Eckardt, Wolfgang   07.Jan.24 10:13 deutsch
  661 0 RADIOBOTE, Team   04.Jan.24 21:00 deutsch
  10919 5 ADAM, Christian   25.Nov.23 09:38 française
  1891 0 RADIOBOTE, Team   25.May.23 13:59 deutsch
  1125 0 RADIOBOTE, Team   25.May.23 13:49 deutsch
  1159 0 RADIOBOTE, Team   25.May.23 13:41 deutsch
  1899 0 Amberger, Hans   22.Dec.22 15:41 english
  1513 1 Erb, Ernst   15.Oct.22 19:06 deutsch
  61634 3 Erb, Ernst   13.Jul.20 12:16 deutsch
  3139 0 Holtmann, W.   25.Dec.21 09:46 deutsch
  2114 1 Rudolph † 6..., D.   23.Nov.21 11:09 deutsch
  1725 0 Rudolph † 6..., D.   19.Oct.21 15:46 deutsch
  2694 0 Rudolph † 6..., D.   18.Oct.21 10:20 deutsch
  3282 1 Rudolph † 6..., D.   14.Sep.21 11:38 deutsch
  2380 0 Rudolph † 6..., D.   08.Aug.21 18:49 deutsch
  2860 0 Rudolph † 6..., D.   23.Jul.21 09:58 deutsch
  4693 0 Rudolph † 6..., D.   16.Apr.21 17:16 deutsch
  3869 0 Rudolph † 6..., D.   06.Apr.21 14:53 deutsch
  6983 0 Rudolph † 6..., D.   17.Mar.21 10:38 deutsch
  3250 0 Rudolph † 6..., D.   07.Mar.21 15:50 deutsch
  5540 0 Rudolph † 6..., D.   25.Feb.21 10:05 deutsch
  1721 0 Rudolph † 6..., D.   04.Feb.21 10:17 deutsch
  7484 0 Giese, Harald   30.Jan.21 09:50 deutsch
  58273 2 Selyem-Tóth, S.   30.Dec.20 22:42 english
  13980 1 Mettang, Thomas   08.Dec.20 17:27 english
  2362 0 Oppelt, Ralph   21.Nov.20 11:32 deutsch
  2731 0 Rudolph † 6..., D.   25.Oct.20 10:59 deutsch
  2334 0 Rudolph † 6..., D.   25.Oct.20 10:53 deutsch
  2589 0 Rudolph † 6..., D.   19.Oct.20 17:43 deutsch
  8841 1 Rudolph † 6..., D.   19.Oct.20 15:18 deutsch
  2015 0 Rudolph † 6..., D.   16.Oct.20 17:36 deutsch
  18778 4 Rudolph † 6..., D.   16.Oct.20 16:36 deutsch
  5323 0 Rudolph † 6..., D.   28.Sep.20 16:28 deutsch
  2580 0 Rudolph † 6..., D.   26.Aug.20 16:29 deutsch
  1882 0 Rudolph † 6..., D.   04.Aug.20 17:45 deutsch
  1954 0 Rudolph † 6..., D.   03.Aug.20 13:58 deutsch
  3161 0 Rudolph † 6..., D.   21.Jun.20 09:07 deutsch
  6793 3 Eckardt, Wolfgang   19.Jun.20 16:55 deutsch
  2280 1 Rudolph † 6..., D.   16.Jun.20 09:54 deutsch
  3394 1 Giese, Harald   26.May.20 18:06 deutsch
  3124 0 Rudolph † 6..., D.   22.May.20 13:51 deutsch
  4867 1 Rudolph † 6..., D.   19.May.20 12:27 deutsch
  3103 0 Rudolph † 6..., D.   13.May.20 17:39 deutsch
  3019 0 Rudolph † 6..., D.   08.May.20 11:07 deutsch
  2437 0 Rudolph † 6..., D.   21.Apr.20 17:44 deutsch
  3971 1 Rudolph † 6..., D.   07.Feb.20 13:39 deutsch
  4930 1 Nagel, Bernhard   22.Jan.20 22:16 deutsch
  3215 0 RADIOBOTE, Team   02.Jan.20 11:27 deutsch
  3233 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 | 14756)
     Early physics  (8)
     Telegraphy  (3)
     Telephony, Telephones  (8)
     Early radio (sparc etc. before tubes)  (5)
     MODELS DISPLAYED  (13883)
     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 | 1344)
     How to store and to treat radios  (69)
     Cleaning and restoring  (125)
     Radios: how to get parts for old radios  (239)
     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  (391)
     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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