Jul 27, 2009 #1 D DiegoBA Newbie level 1 Joined Apr 2, 2009 Messages 1 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,286 121z9027 Hello, I have an RF HF power transistor marked 121Z 9027. In the amplifier it is used, operating frequency is variable, from 3.5 to 21 Mhz. Can someone help the characteristics of this transistor? I could not find information on it on Google. Neither can I identify it's manufacturer. Help will be greatly appreciated, Best regards, Diego
121z9027 Hello, I have an RF HF power transistor marked 121Z 9027. In the amplifier it is used, operating frequency is variable, from 3.5 to 21 Mhz. Can someone help the characteristics of this transistor? I could not find information on it on Google. Neither can I identify it's manufacturer. Help will be greatly appreciated, Best regards, Diego