How specific is 8.4v 1.6a?

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OK I was wrong on that one: It does come up and I should probably put one in 'my ebay searches' to see if one comes up at anything like a reasonable cost (fifty bucks plus shipping is a ludicrous starting price for such a specific item?)

Or is there a reason why I cannot use something more realistically priced such as

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Or more specifically what I was looking at was the

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Well that was exactly why I posted the question.Is Sony gouging because they dont want to supply the item OR is this cheap looking item going to be perfectly adequate?

(Even the full Sony VCRs made in China are designed to be throw-away: If you ever call them to complain about anything, they instantly offer to exchange it)

I was under the impression that a 1.6a power supply had to be slightly beefy looking? Can I be wrong on this and can I REALLY just use a 9v one?

Also, as I mentioned ebay has numerous Sony power supplies for digicams of exactly these specs for a few bucks.

Well for the moment I will wait until the ebay seller sees that no one is going to pay him his astronomical starting price for an obsolete power supply and gets realistic?

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Yes, I was wondering if that extra 400 millivolts could kill the unit it is supposed to be powering. The load is a bit of an imponderable as this is a digital picture frame which probably uses little load but is designed to be left on for lengthy periods

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Yes, a wall ac to unit dc was exactly what is normally meant by my sort of question (out of a few dozen of these adapters, only a few I have in my stock convert an ac supply to ac, always curiously for arcane answering machines) and it is a bit beyond my competence to put an in line diode anywhere in the circuitry. I wonder why they would specify 8.4 v if they are going to be downregulating it to 5v (which no universal power adapter supplies, so it cant be that they want to sell more after market adapters?). My issue is with (1) the need for proper voltage with a unit such as a photoframe designed to be left on for lengthy periods, as opposed to whether a slightly too high voltage may not charge a camera's battery properly when it is plugged in. (2) my worries about lots of these lightweight Chinese units having blown on me in the past (but they have blown themselves, not the units they were powering AND they were usually 240 to 120 volt ac step down transformers, not these ac to dc wall converters) But I think you have all addressed these concerns. Many thanks

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