Elad Fdm77 Hf Receiver Operating Manual

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The level of the 12 KHz output has been adjusted at the factory, but some more adjustment could be 
needed to adapt the level with the sound card installed into your PC.   
A fine adjustment of the level with your sound card you should enter the MAIN SETUP of the  
FDM77 clicking the SETUP button in the cockpit.  
 
 
  
With the MAIN SETUP wizard open click the calibration button. A new panel will popup   
 
 
     

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Set the level of the of the line input of the recording mixer until the message “sound card input 
level OK”  appear on the upper left side of the panel.  
 
 
  
In case the fine adjustment is reached with the highest position  of the sliding bar 
 
 
  
set the Hi -Lo switch located on the rear panel of FDM77 to Hi position and repeat the 
adjustment.   

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6 Specifications 
 
Specification   Value  Remarks 
Operating ranges  A: 10 kHz – 30 MHz   
B:  48 MHz – 60 MHz  A
: 10 KHz to 100 KHz  
B: 55 MHz to 60 MHz  
With reduced performances  
Frequency  resolution  1 Hz  Min. 
Frequency stability   2 ppm after 15 min. warm -up    
Modes  USB, LSB, CW, AM, FM, DRM    
Antenna connector 1 SO-239  (+ 10 V DC feedthr.)   External antenna    
Antenna connector 2  BNC    Indoor active antenna 
Input impedance 1 50 ohm    SO-239  
Input impedance 2...

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7 About  
     
·  Windows 2000 and Windows XP are registered trade mark of  Microsoft Corporation   
 
·  USB 2.0 is a registered trade mark of USB IF  
 
·  ELAD software radio of  FDM product line is a proprietary software devel oped by ELAD 
srl (
http://www.eladit.net) and integrating software modules for :   
 
·  “DRM Channel Decoding technology licensed  by  Fraunhofer IIS”  (
http://www.iis.fhg.de/dab/products/drmreceiver)  
  
and software modules for   
 
·   “DRM Audio coding...

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Declaration of Conformity 
 
The device name  
  
Software Defined Radio HF Receiver FDM - 77 
  
made by  ELAD S.r.l.  
       
  Address:    Via Col De Rust, 11  
    33070 Sarone di Caneva (PN)  
  ITALY  
  
is  herewith  confirmed  to  comply  with  the  requirements  se t  out  in  the  Council  Directive  on  the 
Approximation  of  the  Law  of  Member  States  relating  t o  Electromagnetic  Compatibility 
(89/336/EEC,92/31/EEC,93/68/EEC)  
 
The following standards and/or...