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Superdual MK205-II (MK205-2)

Superdual MK205-II ; Microphona Mikrofona (ID = 489829) Radio
Superdual MK205-II ; Microphona Mikrofona (ID = 489823) Radio Superdual MK205-II ; Microphona Mikrofona (ID = 489825) Radio
Superdual MK205-II ; Microphona Mikrofona (ID = 489824) Radio Superdual MK205-II ; Microphona Mikrofona (ID = 489826) Radio
Superdual MK205-II ; Microphona Mikrofona (ID = 489827) Radio Superdual MK205-II ; Microphona Mikrofona (ID = 489828) Radio
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Superdual MK205-II ; Microphona Mikrofona (ID = 489823) Radio
Microphona Mikrofona: Superdual MK205-II [Radio] ID = 489823 933x700
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For model Superdual MK205-II (MK205-2), Microphona (Mikrofona), Bratri Knotkove, Praha-Strasnice
 
Country:  Czechoslovakia
Manufacturer / Brand:  Microphona (Mikrofona), Bratri Knotkove, Praha-Strasnice
alternative name
 
Telefony Microfona
Year: 1934/1935 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 4: RENS1234 AB1 E443H 506
Main principle TRF with diode detector; Reflex
Tuned circuits 2 AM circuit(s)
Wave bands Broadcast, Long Wave and Short Wave.
Details
Power type and voltage Alternating Current supply (AC) / 110; 125; 150; 220; 240 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 16 cm = 6.3 inch
Power out 1 W (unknown quality)
from Radiomuseum.org Model: Superdual MK205-II - Microphona Mikrofona, Bratri
Material Wooden case
Shape Tablemodel, high profile (upright - NOT Cathedral nor decorative).
Dimensions (WHD) 370 x 370 x 260 mm / 14.6 x 14.6 x 10.2 inch
Notes 1)Two Tuned Circuits is only for MW and LW, but only one for SW.
2)Wooden case with bakelite front mask.
Net weight (2.2 lb = 1 kg) 12 kg / 26 lb 6.9 oz (26.432 lb)
Literature/Schematics (1) - - Data from my own collection

Model page created by Josef Smitka. See "Data change" for further contributors.



All listed radios etc. from Microphona (Mikrofona), Bratri Knotkove, Praha-Strasnice
Here you find 67 models, 50 with images and 45 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



 


Forum contributions about this model
Microphona Mikrofona: Superdual MK205-II
Threads: 1 | Posts: 2
Hits: 1218     Replies: 1
microphona: MK205-II (MK205-2); Superdual
Josef Smitka
25.Aug.08
  1

Please, corrert two small mistakes:

1) Principle is TRF, normal, non regerative, but with vacuum diode AM detector.

2) 45W is power consumption from net. I don't know LF out power exactly, may be lees then 1W

Ernst Erb
25.Aug.08
  2

Dear Josef
Please go to the model and scroll down to the link bar and then click "Sugget change".

Thank you.

 
Microphona Mikrofona: Superdual MK205-II
End of forum contributions about this model

  
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