[Amps] Ideal bandswitch brand for 3 kW out am?

[Will Matney]

Might ought to mention that Radio Switch is now named Multi Tech industries. Their link is below;

http://multi-tech-industries.com/

http://multi-tech-industries.com/rotary_switches.htm

Best,

Will

*********** REPLY SEPARATOR  ***********

On 6/30/06 at 10:17 AM Tom W8JI wrote:

>Measured voltages breakdown of sample switches:
>
>Centralab JV-9000 series single pole
>
>contact to rotor 8.5kV
>contact to contact 6 kV
>rotor to shaft 7.5kV
>
>Progressively shorting Centralab:
>
>contact to rotor 9.5kV
>contact to contact 7kV
>rotor to shaft 4.4kV
>
>RSC Model 80
>
>contact to rotor 8.5 kV
>contact to contact 10kV
>rotor to shaft 5.5kV
>
>The most troublesome breakdown voltage in an amplifier is 
>contact to rotor breakdown. That's always the highest 
>voltage on any band. The lowest circuit voltage is rotor to 
>shaft. Maximum contact-to-contact is generally around half 
>the value of contact-to-rotor voltage.
>
>73 Tom 
>
>
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