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AD9288 中频采样出现很多杂散



		

			

									
					    WuQiong-peanut
					
							

			
				
									
											
			
			
				
    
			
			
			    	
			                    
                
				                on Aug 24, 2017 
				
			
			
		
    

				
		
    
		    		    
		    
		    	
			
    用AD9288做GPS中频采样，当输入一个中频15MHz -10dBm的电频干扰时，62MHz采样时钟，对62000采样数据做FFT处理，发现幅度谱在干扰频率附近有很多杂散，如何解决？ 求大神帮忙！  用AD9218效果一样
    
									
			        
		
    

				
						
        

    
    Tags: 
                                            
                 ad9288
                
                                                    
                 High Speed A/D Converters >10 MSPS
                
                                                    
                 Standard High Speed A/D Converters