Excerpt from the tube collection of Karlheinz Fischer. These images (tube photos) were uploaded to the respective tubes or valves by Karlheinz Fischer.
	
	
	
		|   
				
					| AF109 |  |  
					| Common type Europe tube/semi... | EU |  |   
				
					| AF106 |  |  
					| Common type Europe tube/semi... | EU |  |   
				
					| AF105 |  |  
					| Telefunken Deutschland (TFK)... | D |  | 
		
	
		|   
				
					| AF2_UX7 |  |  
					| Philips Australia | AUS |  |   
				
					| ADZ12 |  |  
					| Valvo GmbH, Radioröhrenfabri... | D |  |   
				
					| ADY20 |  |  
					| Siemens (& Halske, -Schucker... | D |  | 
		
	
		|   
				
					| ADY13 |  |  
					| Siemens (& Halske, -Schucker... | D |  |   
				
					| ADY11 |  |  
					| Siemens (& Halske, -Schucker... | D |  |   
				
					| ADV7170 |  |  
					| Common type USA tube/semicond. | USA |  | 
		
	
		|   
				
					| ADG508 |  |  
					| Common type USA tube/semicond. | USA |  |   
				
					| ADC847 |  |  
					| Common type USA tube/semicond. | USA |  |   
				
					| ADC80 |  |  
					| Common type USA tube/semicond. | USA |  | 
		
	
		|   
				
					| AD50207 |  |  
					| Common type USA tube/semicond. | USA |  |   
				
					| AD7824 |  |  
					| Common type USA tube/semicond. | USA |  |   
				
					| AD7572 |  |  
					| Common type USA tube/semicond. | USA |  | 
		
	
		|   
				
					| AD7541 |  |  
					| Common type USA tube/semicond. | USA |  |   
				
					| AD2702 |  |  
					| Common type USA tube/semicond. | USA |  |   
				
					| AD2020 |  |  
					| Common type USA tube/semicond. | USA |  | 
		
	
		|   
				
					| AD1674 |  |  
					| Common type USA tube/semicond. | USA |  |   
				
					| AD581 |  |  
					| Common type USA tube/semicond. | USA |  |   
				
					| AD574 |  |  
					| Common type USA tube/semicond. | USA |  | 
		
	
		|   
				
					| AD562 |  |  
					| Common type USA tube/semicond. | USA |  |   
				
					| AD532 |  |  
					| Common type USA tube/semicond. | USA |  |   
				
					| AD530 |  |  
					| Common type USA tube/semicond. | USA |  | 
		
	
		|   
				
					| AD263 |  |  
					| ATES; L’Aquila, Milano, Napo... | I |  |   
				
					| AD162 |  |  
					| Common type Europe tube/semi... | EU |  |   
				
					| AD161 |  |  
					| Common type Europe tube/semi... | EU |  | 
		
	
		|   
				
					| AD157 |  |  
					| Siemens (& Halske, -Schucker... | D |  |   
				
					| AD156 |  |  
					| Siemens (& Halske, -Schucker... | D |  |   
				
					| AD155 |  |  
					| Telefunken Deutschland (TFK)... | D |  | 
		
	
	
	
	Karlheinz Fischer started his/her tube collection (valve collection) here on 19.Nov.2005.
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