[Amps] Reducing Ameritron AL-800H blower noise?

[Ian White, G3SEK]

2 wrote:
> Gold sputtering is caused by vhf/uhf parasites.
[...]
>Overdriven at HF can not cause gold sputtering.  AT UHF, maybe.

How do you know that? If there is a difference due to frequency, what is 
the physical reason for it?

-- 
73 from Ian G3SEK         'In Practice' columnist for RadCom (RSGB)
                            Editor, 'The VHF/UHF DX Book'
http://www.ifwtech.co.uk/g3sek