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Marine Receiver STM-39-IIIA

Marine Receiver STM-39-IIIA; AGA and Aga-Baltic (ID = 816412) Commercial Re
Marine Receiver STM-39-IIIA; AGA and Aga-Baltic (ID = 816278) Commercial Re Marine Receiver STM-39-IIIA; AGA and Aga-Baltic (ID = 816279) Commercial Re
Marine Receiver STM-39-IIIA; AGA and Aga-Baltic (ID = 816280) Commercial Re Marine Receiver STM-39-IIIA; AGA and Aga-Baltic (ID = 816281) Commercial Re
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Marine Receiver STM-39-IIIA; AGA and Aga-Baltic (ID = 816278) Commercial Re
AGA and Aga-Baltic: Marine Receiver STM-39-IIIA [Commercial Re] ID = 816278 917x700
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For model Marine Receiver STM-39-IIIA, AGA and Aga-Baltic Radio AB; Sweden
 
Country:  Sweden
Manufacturer / Brand:  AGA and Aga-Baltic Radio AB; Sweden
alternative name
 
AGA-Baltic Radio AB; Stockholm
Year: 1939 Category: Commercial Receiver (may include amateur bands)
Valves / Tubes 6: EF5 EK2 EF5 EBC3 EF5 EL2
Main principle Superhet with RF-stage; ZF/IF 465 kHz; 2 AF stage(s)
Wave bands Wave Bands given in the notes.
Details
Power type and voltage Powered by external power supply or a main unit. / 6 & 150 Volt
Loudspeaker - This model requires external speaker(s).
Power out
from Radiomuseum.org Model: Marine Receiver STM-39-IIIA - AGA and Aga-Baltic Radio AB;
Material Metal case
Shape Tablemodel, with any shape - general.
Dimensions (WHD) 318 x 250 x 195 mm / 12.5 x 9.8 x 7.7 inch
Notes Usage; Marine direction finding activities at sea and mobile (special truck)operations on land. Frequency Range 1.5-3 MHz, 3-6 MHz, 6-12 MHz. Wave Type A1, A2 and A3. Supply power; Filament 6 V/1.2 A. Anode voltage minimum 100 V maximum 200 V. Typical 150 V/22 mA. Audio output speaker 6 ohm, Head phones 4000 ohm.

Other known variants; STM-39-1A with 5 tubes straight receiver 15-290 kHz in 3 bands,STM-39-1-Special with 5 tubes straight receiver 15-290 kHz in 3 bands including external audio frequency filter unit, STM-39-IIA with 6 tubes superhetrodyn receiver 100 kHz - 1.85 MHz in 3 bands.
Net weight (2.2 lb = 1 kg) 10 kg / 22 lb 0.4 oz (22.026 lb)
Source of data - - Data from my own collection
Literature/Schematics (1) -- Original-techn. papers.

Model page created by Bengt Falkenberg. See "Data change" for further contributors.



All listed radios etc. from AGA and Aga-Baltic Radio AB; Sweden
Here you find 254 models, 208 with images and 131 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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