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Radiola Superheterodyne AR-812 "Semi-Portable"

Radiola Superheterodyne AR-812 'Semi-Portable'; RCA RCA Victor Co. (ID = 242913) Radio
 
Radiola Superheterodyne AR-812 'Semi-Portable'; RCA RCA Victor Co. (ID = 362288) Radio
 
Radiola Superheterodyne AR-812 'Semi-Portable'; RCA RCA Victor Co. (ID = 362290) Radio
 
Radiola Superheterodyne AR-812 'Semi-Portable'; RCA RCA Victor Co. (ID = 1028190) Radio
 
Radiola Superheterodyne AR-812 'Semi-Portable'; RCA RCA Victor Co. (ID = 1028192) Radio
 
Radiola Superheterodyne AR-812 'Semi-Portable'; RCA RCA Victor Co. (ID = 1028389) Radio
 
Radiola Superheterodyne AR-812 'Semi-Portable'; RCA RCA Victor Co. (ID = 1028390) Radio
 
Radiola Superheterodyne AR-812 'Semi-Portable'; RCA RCA Victor Co. (ID = 1028391) Radio
 
Radiola Superheterodyne AR-812 'Semi-Portable'; RCA RCA Victor Co. (ID = 1028392) Radio
 
Radiola Superheterodyne AR-812 'Semi-Portable'; RCA RCA Victor Co. (ID = 1028393) Radio
Radiola Superheterodyne AR-812 'Semi-Portable'; RCA RCA Victor Co. (ID = 2382729) Radio Radiola Superheterodyne AR-812 'Semi-Portable'; RCA RCA Victor Co. (ID = 2382730) Radio
Radiola Superheterodyne AR-812 'Semi-Portable'; RCA RCA Victor Co. (ID = 47372) Radio Radiola Superheterodyne AR-812 'Semi-Portable'; RCA RCA Victor Co. (ID = 51251) Radio
Radiola Superheterodyne AR-812 'Semi-Portable'; RCA RCA Victor Co. (ID = 362234) Radio Radiola Superheterodyne AR-812 'Semi-Portable'; RCA RCA Victor Co. (ID = 61096) Radio
Radiola Superheterodyne AR-812 'Semi-Portable'; RCA RCA Victor Co. (ID = 301503) Radio Radiola Superheterodyne AR-812 'Semi-Portable'; RCA RCA Victor Co. (ID = 496740) Radio
Radiola Superheterodyne AR-812 'Semi-Portable'; RCA RCA Victor Co. (ID = 675499) Radio Radiola Superheterodyne AR-812 'Semi-Portable'; RCA RCA Victor Co. (ID = 1055260) Radio
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Radiola Superheterodyne AR-812 'Semi-Portable'; RCA RCA Victor Co. (ID = 2382729) Radio
RCA RCA Victor Co.: Radiola Superheterodyne AR-812 "Semi-Portable" [Radio] ID = 2382729 1400x1050
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For model Radiola Superheterodyne AR-812 "Semi-Portable", RCA (RCA Victor Co. Inc.); New York (NY)
 
Country:  United States of America (USA)
Manufacturer / Brand:  RCA (RCA Victor Co. Inc.); New York (NY)
alternative name
 
RCA Manufacturing || Victor Talking Machine
Year: 1924 perfect model Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 6: UV199 UV199 UV199 UV199 UV199 UV199
Main principle Super-Heterodyne (Super in general); ZF/IF 50 kHz; 2 AF stage(s); Reflex
Tuned circuits 5 AM circuit(s)
Wave bands Broadcast only (MW).
Details
Power type and voltage Dry Batteries / 2 x 45 or 4 x 22,5 & 6 x 1.5 Volt
Loudspeaker - This model requires external speaker(s).
Power out
from Radiomuseum.org Model: Radiola Superheterodyne AR-812 "Semi-Portable" - RCA RCA Victor Co. Inc.; New
Material Wooden case
Shape Portable set > 8 inch (also usable without mains)
Dimensions (WHD) 35 x 11 x 11 inch / 889 x 279 x 279 mm
Notes

2nd harmonic mixer; two dials (primary tuning control knobs) . "Portable". Self contained loop aerial. Speaker output selectable from V5 or V6.

V1 = RF & 1st IF reflexed.
V2= Oscillator/1st Detector.
V3= IF.
V4= 2nd Detector.
V5= 1st AF.
V6= 2nd AF.

Siehe auch Triodensuperhets.

Price in first year of sale 220.00 $
Collectors' prices  
External source of data Ernst Erb
Source of data Radio Collector`s Guide 1921-1932
Mentioned in The Radio Collector's Directory and Price Guide 1921 - 1965
Literature/Schematics (1) Radio Manufacturers of the 1920's, Vol. 3
Literature/Schematics (2) Radio Broadcast, Mar. 1924, p. 443


All listed radios etc. from RCA (RCA Victor Co. Inc.); New York (NY)
Here you find 4757 models, 2834 with images and 3831 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




 


Forum contributions about this model
RCA RCA Victor Co.: Radiola Superheterodyne AR-812 "Semi-Portable"
Threads: 3 | Posts: 3
Hits: 1558     Replies: 0
rca: AR-812 'Semi-Portable'; Radiola Superhet
Moisés Piedade
28.Aug.14
  1

Armstrong explains some of his research  work trying to do the first super heterodyne radio viable.

Obtained from a copy of Wireless Age, April 1924, stored in americanradiohistory.com

Attachments

 
Hits: 1363     Replies: 0
rca: Fritz Lang 'M'
Mark Hippenstiel
11.Apr.13
  1

The AR-812 is pictured briefly in Fritz Lang's first sound film "M" from 1931.

 
Hits: 2211     Replies: 0
rca: AR812; Superheterodyne
Konrad Birkner † 12.08.2014
07.Mar.04
  1 Maße: 890 / 280 / 290 ; Röhren: 6x UV199; erster Großseriensuper der Welt (über 160.000 Stück verkauft); Mischung mit 2.Harmonischer des Oszillators (wg. Störstrahlung). Batteriefächer links u. rechts; eingebaute Rahmenantenne; Mittelwelle; "tragbar";
 
RCA RCA Victor Co.: Radiola Superheterodyne AR-812 "Semi-Portable"
End of forum contributions about this model

  
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