Success PC Port output on HVL-F7S (Sony NEX) without PREFLASH!!!

Started May 21, 2012 | Discussions thread
jurek_sz New Member • Posts: 10
Re: it's not *necessary* to kill the flash's output, 1 of 2

RussellInCincinnati wrote:

fabianbono: We don't know the chip inside flash what kind of controls make on the circuit.

True, but consider that the Sony flash circuitry must, like with any flash, deal with

The strobe capacitor charging control IC is BD4215. There are measurement circuit diagrams in catalog note, where Cmain is 2.2μF.

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