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				 Pentode Introduced in 
				1933 
				
					
						| 1 | 2 | 3 | 4 | 5 | base |  
						| a | f | f | g1 | g2 | B5 |    
				
					
						| Vf | Af | Va | Vs | Vg | mAa | mAs | Ra | gm | Pout | Pdiss |  
						| 4 | 1.1 | 400 | 300 | -30 | 28 | 6.8 | 33,000 | 1.8 | 3 | 9 |  
						
							
								| Equivalent | 5-443, D1004, DW11, 
								DW3, E443, 
								L491D, 
								L496D, PM24C, 
								PM24M,  RES664D,
								RES964, 
								RS4543, 
								T1304, 
								TE43H, TV4110, 
								W443H, W516,
								WE30 |  |  |  |