radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

4445A Model 9A variometer tuned

4445A Model 9A; Atwater Kent Mfg. Co (ID = 2080225) Radio 4445A Model 9A; Atwater Kent Mfg. Co (ID = 2080226) Radio
4445A Model 9A; Atwater Kent Mfg. Co (ID = 2080227) Radio 4445A Model 9A; Atwater Kent Mfg. Co (ID = 2380625) Radio
4445A Model 9A; Atwater Kent Mfg. Co (ID = 827922) Radio 4445A Model 9A; Atwater Kent Mfg. Co (ID = 827926) Radio
4445A Model 9A; Atwater Kent Mfg. Co (ID = 827928) Radio 4445A Model 9A; Atwater Kent Mfg. Co (ID = 827929) Radio
4445A Model 9A; Atwater Kent Mfg. Co (ID = 827930) Radio 4445A Model 9A; Atwater Kent Mfg. Co (ID = 827931) Radio
Use red slider bar for more.
4445A Model 9A; Atwater Kent Mfg. Co (ID = 2080225) Radio
Atwater Kent Mfg. Co: 4445A Model 9A [Radio] ID = 2080225 1400x562
Select picture or schematic to display from thumbnails on the right and click for download.
For model 4445A Model 9A variometer tuned, Atwater Kent Mfg. Co.; Philadelphia, USA
 
Country:  United States of America (USA)
Manufacturer / Brand:  Atwater Kent Mfg. Co.; Philadelphia, USA
Year: 1923 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 4: UV201A UV201A or UV200 UV201A UV201A
Main principle TRF without regeneration
Tuned circuits 2 AM circuit(s)
Wave bands Broadcast only (MW).
Details
Power type and voltage Storage and/or dry batteries
Loudspeaker - This model requires external speaker(s).
Power out
from Radiomuseum.org Model: 4445A Model 9A [variometer tuned] - Atwater Kent Mfg. Co.;
Material Wooden case, TUBES VISIBLE.
Shape Miscellaneous shapes - described under notes.
Dimensions (WHD) 620 x 220 x 220 mm / 24.4 x 8.7 x 8.7 inch
Notes

Breadboard. Two dials (primary tuning control knobs).
This was the last version of the variometer tuned Model 9. Battery binding posts were removed and power was carried to the receiver through a cable. The early version 9 used a green T/A unit and battery binding post connections while the later version used the cable and a brown wrinkle paint finish T/A can.
Breadboard consisting of two type 11 tuners, RF-amp, TA 3812 Det./Amp; even regeneration was possible (though not designed for) through plate coupling (with a very good front tube);

Net weight (2.2 lb = 1 kg) 5 kg / 11 lb 0.2 oz (11.013 lb)
Collectors' prices  
Source of data Collector's Guide to Antique Radios (6th edition)

Model page created by Konrad Birkner † 12.08.2014. See "Data change" for further contributors.



All listed radios etc. from Atwater Kent Mfg. Co.; Philadelphia, USA
Here you find 502 models, 318 with images and 325 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
rmXorg