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Please suggest for alternative 'linear amplifier module'


MILAREPA
 

开云体育

Dear forum,
The IRF510 and 2N2218 is not available here in INDONESIA,
?
-Could you suggest an alternative for 'linear amplifier module' ?
?
-Can I just use:
HF BANDS QRP LINEAR AMPLIFIER?- 4WATT or
TEN WATT LINEAR AMPLIFIER all by Harry Lythall - SM0VPO
Since 2SC.....( Japanese) transistors are available here.
?
?
-What? module ( coil, capacitor, x-tals) to change?if need another band say 10MHz ?
?
Thank you.

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