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Collins 75-1

- - - Technical History: Beginning up to 1909  (8) Radio-History, beginning 1909  (60) Professional Radio Communication  (36) Tube Radio kits and kits without tubes  (31) Tubes and valves (history, technique etc.)  (59) To collect radios - but how!  (6) Documentation to collections  (4) 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) FAQ - click for boards  (13 | 333)   - FAQ about the radio pages  (282)   - FAQ about the forum  (51) Radio- and technical History  (5 | 546)   - Technical history up to 1919 (Radios)  (26)   - Technical history: 1920 and later  (155)   - Decades of broadcasting  (293)   - Picture and tone processing / recording  (72) Manufacturer's / brands history  (5 | 1284)   - Setmakers (German speaking countries) not in RMorg  (108)   - MANUFACTURERS and TRADE NAMES (present in the museum)  (1054)   - Tube manufacturers  (18)   - Set makers in other countries than German speaking (not in R  (54)   - COUNTRYTEXTS (in the RADIO-MUSEUM)  (50) Radios and other type of sets (Physics) etc.  (9 | 14121)   - Early physics  (8)   - Telegraphy  (3)   - Telephony, Telephones  (8)   - Early radio (sparc etc. before tubes)  (5)   - MODELS DISPLAYED  (13265)   - Television  (119)   - Other sets and related gear  (159)   - Measuring equipment of 20st century (not valve testers)  (60)   - Devices: rare or unknown or self made  (494) Commercial sets (incl. valve testers)  (5 | 105)   - HAM radios  (3)   - Commercial gear (Boatancors)  (22)   - Military before 1930  (2)   - Military equipment 1930 and later  (16)   - Valve / tube testers  (62) Valves / tubes - Semiconductors  (11 | 2780)   - Tube development up to 1933  (44)   - Tube development after 1933  (79)   - Picture tubes  (20)   - Military valves/tubes  (15)   - VALVES/TUBES / SEMICONDUCTORS in RADIOMUSEUM  (2060)   - Very rare valves or unknown (not in RMorg)  (207)   - Transmitter tubes  (10)   - Industrial valves and Xray tubes  (5)   - Other valves/tubes  (117)   - Valves / Tubes; practical use and procurement  (154)   - Semiconductors  (69) 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 | 1319)   - How to store and to treat radios  (69)   - Cleaning and restoring  (121)   - Radios: how to get parts for old radios  (231)   - Tools and measuring equipment, schematic collections  (73)   - Home construction and general radio technique  (302)   - Checks before putting on power  (19)   - Error tracing methods (post to the model if specific)  (87)   - Repair and restoration: Tips and Tricks  (385)   - Alignement of radios: Superhet and TRF  (32) Periodicals  (5 | 85)   - Periodicals for Germany  (15)   - LITERATURE FINDER  (55)   - Periodicals for Austria  (4)   - Periodicals for Switzerland  (0)   - Periodicals - other than German  (11) Literature, Addresses, Events, Clubs and Museums  (4 | 550)   - Books  (97)   - MUSEUM FINDER  (106)   - Exhibitions (Museums start at museum page)  (20)   - Events for radio collectors, Clubs  (327) 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)

Michael Grzonka     D  Articles: 35 Schem.: 0 Pict.: 439 22.Apr.03 16:44 Count of Thanks: 14

Reply  |  You aren't logged in. (Guest)   1 Collins 75-1  Das beigefügte Schaltbild des amerikanischen Amateur-Groß-Supers ist aus dem Buch "Handbuch für den Kurzwellenamateur" auf der Seite 36 entnommen. Autor: Helmut Bürkle Erscheinugsort: Berlin 1950 Attachments: Schaltbild_Collins_75_1.jpg (98 KB) This article was edited 22.Apr.03 17:04 by Peter Rutishauser . 5089 To thank the Author because you find the post helpful or well done.      Help

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