[Amps] Question for All Amp Builders...

[Mike McCarthy, W1NR]

KBØNLY wrote:
> Got a question for everyone...
>
> When designing an amp how do you determine the value of the tune and load capacitor?  I have been looking at a lot of designs online for HF and 6M, i'm currently working on building a 6M myself from a YU1AW design.
>
> Just seems to me there has to be some solid logic behind the values that these guys put down when they design the schematic for it.
>
> 73,
>
> Scott KBØNLY
>   
Any ARRL Handbook or Bill Orr's Radio Handbook (Out of print for a 
while) have tables and formulas for calculating the tank circuits.  
There is also this spreadsheet by G3SEK based on the formulas in the 
ARRL handbook.

http://www.esr.se/exteknik/radioteknik/Pi-L-Sup%20(web%20version).xls

Mike, W1NR