

| 
       Parameter  | 
    IV-4 | 
|---|---|
| number of segments in sign | 
       18  | 
  
| rated (nominal) voltage of filament, U | 
       2,15  | 
  
| constant (fixed) voltage of grid, U | 
       25...30  | 
  
| pulse voltage of grid, U | 
       50...70  | 
  
| constant (fixed) voltage of anodes-segments, U | 
       25...30  | 
  
| pulse voltage of anodes-segments, U | 
       50...70  | 
  
| rated (nominal) current of consumption filament, mA | 
       50  | 
  
| effective range of consumption current, mA | 
       42...52  | 
  
| constant (fixed) current of grid, mA | 
       6,5...10  | 
  
| pulse current of grid, mA | 
       45  | 
  
| constant (fixed) current of anode-segment, mA | 
       4  | 
  
| pulse current of anode-segment, mA | 
       1,8  | 
  
| Constancy summary current anodes-segments, mA | 
       3,5...5  |