Hi Moose,
Wow!!! Thanks a lot for such a thorough explanation. I have been having
a look and Sanyo Eneloop batts look great! Tomorrow morning I´ll go to
the local store to buy them. It seems they sell them ;)
http://www.fotoartus.com/Index.php?s=17&cat=s
Thanks a lot.
Cheers,
Dave
Moose escribió:
> David Irisarri wrote:
>
>> Hi all,
>>
>> Next weekend I am going to my best friend´s wedding. I would take my E-1
>> with my new FL-50R flash. I have been reading this test
>> http://www.imaging-resource.com/ACCS/BATTS/BATTS.HTM and I am a little bit
>> confused about some terms.
>>
>>
>
> One problem with the web is that stuff stays there long after its use-by
> date. This article was written in 2002 and updated in 2005. Battery and
> charger technology and brands/models have moved on since then.
>
>
>> I know Energizer NiMH 2300 bats are excellent but they are 1.2V Can they be
>> used in FL-50R or not?
>>
>>
>
> Yes. All flash units for at least the last 10 years, probably much
> longer, operate correctly with NiCad and NiMH, 1.2v batteries. Although
> it seems counter intuitive on the surface, in spite of the lower nominal
> voltage, they are actually better for flash use than 1.5v alkaline
> disposable batteries. Oly sells a NiMH battery/charger pack for the
> FL-50R (wildly overpriced).
>
> 1. They have lower internal resistance, so they can deliver higher
> currents for faster recharge times.
>
> 2. They have higher total energy capacity, so they last for more flashes.
>
> The best batteries for most users are Sanyo eneloops. Fully charged,
> they have slightly less capacity than conventional NiMH batteries.
> However, after maybe 3 weeks sitting after charging, they have about the
> same capacity. After a year, they still have about 80% of a full charge,
> while conventionals have long ago gone completely flat. For the amateur,
> occasional user, the are far superior.
>
> Some other folks have copied Sanyo, both smaller brands and Rayovac and
> Duracell. In the last tests I saw, they were good, but not as good as Sanyo.
> The only reason I can see for buying anything but the low self-discharge
> models is in a situation like pro wedding/event photography, where MANY
> shots are to be taken and perhaps carrying a few replacements and
> switching when recycling time slows or at a natural break isn't desired.
>
> There is another issue, as well. Somebody gave me some Energizers and
> the simple charger that came packaged with them. It, and apparently many
> cheap chargers, simply works on a timer, pushing juice at the batteries
> for a fixed period. This has two consequences:
>
> 1. Fully discharged batteries likely will not to be fully charged.
>
> 2. Slightly discharged batteries will be put under overcharge stress,
> leading to reduced overall life. (Oddly enough, battery makers don't
> mind if you have to buy replacements sooner, rather than later. ;-) )
>
> Earlier 4 battery chargers sold in eneloop combo packs were quite good
> (like at least older Oly Camedia chargers), with separate circuits for
> each cell and auto cutoff when each is charged. Current eneloop 4 cell
> chargers only charge cells in pairs, but at least stop when full. By the
> way, there is no difference in charger requirements for conventional or
> eneloop and other low self-discharge batteries.
>
> When I did my last research a few months ago, I concluded the La Crosse
> BC-700 was the best combo of capability and price in a separate charger
> purchase.
>
> I have no idea how eneloops are packaged in Spain, but the packs with
> 6-8 AAs and 2-4 AAAs, together with a 4-cell charger are a good deal
> here. I use them for all sorts of things, so I've also bought some
> separate packs of AAAs. The only thing they seem not suited for are some
> elderly remote controls, where the lower voltage does make a difference.
>
>
>> Which ones will give me the best recycling time and longer life?
>>
>
> As mentioned on the link you posted, the highest capacity NiMHs tend to
> sacrifice useful life for maximum capacity when new, and don't age well
> over many charge/discharge cycles.
>
> Moose
>
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