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							 Triode Introduced in 1932   
								
									
										| 1 | 2 | 3 | 4 | 5/sc | 
										base |  
										| a | f | f | g | k | B4/B5 |    
								
									| Vf | Af | Va | Vg | mAa | Ra | g | gm | Pdiss |  
									| 4 | 1.1 | 200 | -6 | 6 | 8300 | 25 | 3 | 1.5 |    
					
						| Equivalent | 10E/17, 164V, 244V, 5-424, 
						A4110, AG495, AL495, 
						AN4, DN254, Dn284, DW4011, E424N, MH4, 
						K1694,  
						KL70504, 
						REN904,
						REN1104, RS4324, 
						T425, 
						VR37, W308, 
						W428, 
						WE27 |  |  |  |