Re: wireless camera power consumption

["Charlie Brown" <charlie.brown@xxxxxxxxxxx>]

Thanks Jim, I understand now, it just didn't sound right to have a security
system with such a weak link as this - who would want to install a discreet
camera that needs servicing at 2 hour intervals?  I will follow your advice

gratefully

Charlie Brown


"Jim Rojas" <jrojas@xxxxxxxxxxxx> wrote in message
news:VWM_f.5660$Q92.5638@xxxxxxxxxxx
> You did answer your own question. 2 hours is about right.
>
> You can add more 9v batteries in parallel, or use a different battery
> configuration. If you use 6 D cell batteries, you might get a week out of
> it. D cells are generally 2000mA, depending on brand. I have seen D cell
> rechargeables of 2500ma. So at 100mA consumption, you may get 35-40 hours
> on a D cell battery pack. If you don't need that much, go down to C cell,
> or AA cell.
>
> You may also consider using an alarm system GEL CELL 12v 4 to 8AH will
> provide alot of power, Plus it's cheaper to buy than cell batteries. You
> will however need to get a charger for it as well.
>
> Jim Rojas
>
>
> "Charlie Brown" <charlie.brown@xxxxxxxxxxx> wrote in message
> news:443b7c00$1_3@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
>> Hi
>>
>> I have a Swann microcam III wireless camera, it was supplied with a 9v
>> battery.  It only lasted 2 hours, so I replaced it with rechargeable
>> ones, and they only last for 2 hours as well.  The power rating is marked
>> as 100mA, how long should they last?  The fall back is to use the
>> supplied transformer, but it is so neat without the wires.
>>
>>
>> TIA
>>
>> Charlie Brown
>>
>
>