Purpose
 Electronic frequency counter UA Ч3-79М intended for automatic measurement of
frequency of continuous sine-wave signals in frequency range from 10 Hz to 18
GHz. Device has GPIB and RS-232 interfaces.
Technical characteristics
 
  | 
   Range of measured frequencies 
   | 
  
   10
  Hz … 18 GHz 
   | 
 
 
  | 
   Level of input signals in
  frequency range from 10 Hz to 330 MHz 
   | 
  
   50
  mV … 1 V 
   | 
 
 
  | 
   Power level of input signals in
  frequency band from 0,33 GHz to 18 GHz 
   | 
  
   20
  µW … 5 mW 
   | 
 
 
  | 
   Relative error of the crystal
  frequency standard 
   | 
  
   ±
  2,5 ∙ 10-7 
  during 12 months 
   | 
 
 
  | 
   Resolution of measurement 
   | 
  
   0,1;
  1; 10; 100 Hz; 
  1;
  10; 100 kHz; 
  1;
  10 MHz 
   | 
 
 
  | 
   Operating temperature range 
   | 
  
   –10
  ºС … + 50 ºС 
   | 
 
 
  | 
   Power consumption from AC mains 
   | 
  
   50
  VA 
   | 
 
 
  | 
   Parameters of mains 
   | 
  
   220
  ± 22 V 
  50
  ± 0,5 Hz 
   | 
 
 
  | 
   Overall dimensions 
   | 
  
   307х115х312
  mm 
   | 
 
 
  | 
   Weight 
   | 
  
   5,5 kg 
   | 
 
              * Attention. Product description can be obtained by machine translation.