More about Battery (482)

1-05-1991 | This month we describe a useful little instrument that gives a clear condition indication for the most popular types of dry battery. Based...

1-12-1990 | There are many tirnes that a designer needs to know the value of the internal resistance of a battery. There are quite a few testers that...

1-12-1990 | Applications for this mechanically set and reset bistable are found, among others, in anti-theft devices and model railway crossings.

1-12-1990 | The portable carger is intended primarily to give model enthusiast the opportunity of charging their NiCd betterles from Cl car battery o...

1-12-1990 | The "portable battery charger" described earlier in this supplement may be extended by a current source that ensures a constant current t...

1-12-1990 | Signetics' Type NE575 compander IC is intended primarily for use with battery power supplies of 3-7 V (max. 8 V). lt draws a current of 3...

1-07-1990 | This compact tester, designed and marketed as a kit by ELV,has three LEDs that indiaote the condition of alkali-manganese, carbon-zinc,...

1-07-1990 | With circuit values as shown, this charger allows up to seven series-connected NiCd batteries to be charged. This number may be increased...

1-07-1990 | Nickel-cadmium battenes should normally be charged at 1/10 their eapacity in Ah. The capacity of a 9 V NiCd battery is usually 110 mAh an...

1-07-1989 | P 1 R9 12V R4 039 ENERGY CONTROL FOR BATTERY CHARGERS R3 85 11 01C2 D2 D3IRef 1C1 rr= P2 T2 50k R6 R2 00 50k BC517 T1 2 ROR7 1% 9. 10* BC517...