Radio Receiver Marelli RR-2 
year 1939

Radio Receiver RR-2 is a superheterodyne receiver intended for reception of amplitude modulated (a-m) signals and for fixed station use in the frequency range of 1.45 megacycles to 3.4 megacycles. This receiver can receive voice only. Denveloped and manufactured from Marelli Milano in the 1939. Used from REGIA MARINA in the light vassel.

 

  

 
  Radio Receiver Marelli RR-2  

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 Frequency coverage: 1.45 – 3.4 MHz
Type of signals: AM voice only
IF: 465 Kc
Filter: crystal
Tubes Rx: 1x 12A8, 1 X 12J7, 1 x 12K7, 1 x 12Q7
Power supply:
   12V storage battery for filaments
   12V external dynamotor for anode HT Dimensions: 24.5 x 16 x 16 cm.
Weight: 4.2 Kg
Manual:

 

Radio Receiver Marelli RR-2

  

Radio Receiver Marelli RR-2
 
Radio Receiver Marelli RR-2