Keytronics
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POWER TRANSISTORS
    * IRF620 5A 200V Mosfet..........................................2 for £1
    * TIP2955......................................................................70p
    * TIP3055......................................................................70p
    * IRFP450......................................................................£2.50
    * 2SC3156 ..900V 6A 120W TO-3...................................£3
    * 2SD1397 npn 1500v 3.5A tv/monitor output transistor.....£2
          o equiv 2SD1426, 2SD2293, 2SD1729