On Mar 8, 11:22 am, Spike <Aero.Spike@S&T.invalid> wrote:
> I have a couple of items that take 3 AA cells, for which I use NiMH
> rechargeables. However, the Maha charger I was using only held 2 or 4
> AA/AAA cells, the pairs of which could not be mixed. This made
> recharging an awkward process, having to use two batches of 3 cells,
> then recharging as a group of four and a group of three.
>
> i saw a reference to this charger on another group, and was attracted
> by the fact that it could recharge 1 to 4 AA/AAA cells in any
> combination, so went ahead and purchased it.
>
> What a surprise - this is a very comprehensive multi-mode charger.
>
> There are two minor provisos: the capacity limit for any one cell is
> 3000mAh; and the settable current (see later) for bay 1 sets the
> current limit for bays 2 - 4.
>
> There are three selectable charging currents: 700, 500, and the
> default of 200 mA. The discharge currents (see later) are one-half of
> the charging currents. Options need to be set within 8 seconds of
> placing a cell in a bay.
>
> There are four operating modes:
>
> - Charge: place cells in the bays, and they will be recharged at the
> default 200 mA
>
> - Discharge: cells are fully discharged at the appropriate rate
> (default 100 mA), then fully charged.
>
> - Refresh: cells are discharged and recharged repeatedly until there
> is no further improvement in capacity
>
> - Test: cells are first fully charged, then discharged to determine
> the capacity, and then recharged.
>
> There are four readout options, which are selectable for each bay:
>
> - charging or discharging current (as appropriate)
>
> - elapsed time
>
> - cell voltage
>
> - mAh
>
> There is an overheat cut-off should the cells reach 53 degC during
> charging.
>
> When 'Full' is displayed, the cells are trickle-charged at 5 percent
> of the selected charging current.
>
> The unit comes with a wall-wart charger, except that some outlets
> might sell units with Euro-style pins: watch for a 'UK' designation.
> Full instructions are included, as is a Quick Start guide.
>
> So far, I have Refreshed all my rechargeables and noted the resultant
> reported capacities, allowing me to select those with similar
> capacities to be used together, maximising operating time and
> minimising 'reversed charging' of the lowest-capacity cells. Dealing
> with 3 cells at a time is no problem at all.
>
> Be aware that Refreshing high-capacity cells at the default rates can
> take several days.
>
> I have settled into a routine of putting all my cells through a
> Discharge once a month - it means than none deteriorate from non-use,
> memory effects are minimised, and cells are available for instant use.
>
> Read Amazon reviews here:
>
>
http://www.amazon.co.uk/Technoline-Intelligent-battery-charger-Versio...
>
> HTH
>
> --
>
> Spike
could it pass the FL