Comments on: Lead acid car battery charger http://ebatterychargers.com/lead-acid-car-battery-charger-20.html Wed, 01 Feb 2012 03:29:05 +0000 hourly 1 http://wordpress.org/?v=3.1 By: Arjoon http://ebatterychargers.com/lead-acid-car-battery-charger-20.html/comment-page-1/#comment-911 Arjoon Mon, 19 Apr 2010 18:42:00 +0000 http://ebatterychargers.com/?p=20#comment-911 hello i am from mauritius and electricity costs a lot. so really need some help. how much time will it take to charge a discharged battery. hello i am from mauritius and electricity costs a lot.
so really need some help.

how much time will it take to charge a discharged battery.

]]> By: dormasas http://ebatterychargers.com/lead-acid-car-battery-charger-20.html/comment-page-1/#comment-732 dormasas Wed, 24 Feb 2010 05:41:56 +0000 http://ebatterychargers.com/?p=20#comment-732 Hi, is it true that LM301a pin 2 jointed with R2 and pin 3 with R1? Also between pins 1 and 8 is 100pF? can be 1000pF? Hi,
is it true that LM301a pin 2 jointed with R2 and pin 3 with R1? Also between pins 1 and 8 is 100pF? can be 1000pF?

]]> By: sunny http://ebatterychargers.com/lead-acid-car-battery-charger-20.html/comment-page-1/#comment-346 sunny Thu, 07 Jan 2010 14:05:31 +0000 http://ebatterychargers.com/?p=20#comment-346 i experimented on my 12v 4.5 Ah battery, no matter what i do i can't push more then 250 mA current into it unless i increase the voltage. one thing more i used transistor to charge the battery e.g pnp and connect the battery to its collector(+ side) and Vcc to emitter when i ground or supply negative voltage to the base the relationship Ic = beta*Ib does not stand. watever i do, Ic is still 250 mA, any suggestions? i experimented on my 12v 4.5 Ah battery, no matter what i do i can’t push more then 250 mA current into it unless i increase the voltage.

one thing more i used transistor to charge the battery e.g pnp and connect the battery to its collector(+ side) and Vcc to emitter when i ground or supply negative voltage to the base the relationship Ic = beta*Ib does not stand. watever i do, Ic is still 250 mA, any suggestions?

]]> By: sunny http://ebatterychargers.com/lead-acid-car-battery-charger-20.html/comment-page-1/#comment-345 sunny Thu, 07 Jan 2010 14:00:29 +0000 http://ebatterychargers.com/?p=20#comment-345 would u like to explain how this circuit works. would u like to explain how this circuit works.

]]>