Wouldn't Peak to Peak values be needed ?
In which case the multiplier is ~2.8.
73, Dick, W1KSZ
On Mon, Sep 26, 2016 at 8:42 AM, Steve Hunt <steve@karinya.net> wrote:
> Steve,
>
> Those were rms figures of course; if you need peak values, multiply by
> 1.414
>
> Steve G3TXQ
>
>
>
> On 26/09/2016 16:38, Steve Hunt wrote:
>
>> Steve,
>>
>> Firstly your figures are out for the 50 Ohm system; the figures are
>> 273.9V and 5.5A
>>
>> Once the SWR is no longer 1:1, there is an infinite range of impedances
>> for any particular SWR, and therefore an infinite range of voltages and
>> currents for a dissipation of 1500W. However, here are the upper and lower
>> limits:
>>
>> 2:1 SWR: 387.3V / 3.9A thru 193.6V / 7.7A
>>
>> 3:1 SWR: 474.3V / 3.2A thru 158.1V / 9.5A
>>
>> Steve G3TXQ
>>
>>
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