T20 cycles very fast with short subject distance in auto mode, it acts
like T32. I have no idea about A16 but A11 gives the same recycle time
for every shoot in auto mode.
C.H.Ling
HI100@xxxxxxx wrote:
>
> Clint wrote:
>
> >> The T-20 uses a "quench" tube to control the output, meaning it
> effectively "dumps" full power every time it's fired. That means the recycle
> time will not vary significantly.
> <<
>
> Hi Clint,'
> the e SIF archives disagrees with you on this one :
> " Energy-saving, series-circuit type, system electronic flash unit. "
>
> It is also pretty easy to test and show that the recycle time varies with
> distance on both ttl auto and flash sensor auto.
>
> You also know from all the waiting when you use it, if you have set it near
> it's limit!
>
> My memory is that it is a conventional SCR energy saving circuit. Even the
> A16 flash in the XA is an SCR unit.
>
> Regards,
> Tim Hughes
> >>Hi100@xxxxxxx<<
>
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