Re: KRnet> Batteries, final thoughts

2024-05-16 Thread Luis Claudio via KRnet
I agree John. It sure helps to know how to calculate battery needs... so when I apply the engine cubic centimeters to cubic inch calculator it will return the engine displacement value, such that: V = 4 * 250 * π * 50² / 4 = 1,963,495 mm³ = 119.82 Cu. In. So, using Larry's rule of thumb as 1 cu

KRnet> Batteries, final, final, thoughts

2024-05-16 Thread Larry Flesner via KRnet
Many airplane builders were never fortunate to have even basic electronics and often basic electrical issues / questions will be as challenging as brain surgery would be to all of us.  I'll throw out a very simple way for you to answer many questions you have in your KR or you home or shop.

Re: KRnet> Batteries, final thoughts

2024-05-16 Thread kr2s
Larry, This is a really good post. Thank you for sharing your knowledge on this topic. John Bouyea / OR81/ Hillsboro, OR N133RM KR-2S – imported, fixed & flying www.bouyea.net/N133RM -Original Message- Finally, on the batteries we use in the airplane, car, portable radio, GPS, cell phone

KRnet> Batteries, final thoughts

2024-05-16 Thread Larry Flesner via KRnet
Finally, on the batteries we use in the airplane, car, portable radio, GPS, cell phones, etc., we want the hottest (most powerful) battery available.  But, there is no reason to go overboard , pay more money than necessary, if you have unnecessary capacity that you don't use. You airplane /

Re: KRnet> Battery / correction and more

2024-05-16 Thread Larry Flesner via KRnet
On 5/16/2024 2:11 PM, Tristan Vincent-Philpot wrote: What type of lithium batteries are they? LiFePo4 are the don’t catch fire, just smoke type. Other types of Lithium batteries can be much more volatile and I wouldn’t put them anywhere near an airplane. Tristan

Re: KRnet> Battery / correction and more

2024-05-16 Thread Larry Flesner via KRnet
On 5/16/2024 2:11 PM, Tristan Vincent-Philpot wrote: What type of lithium batteries are they? LiFePo4 are the don’t catch fire, just smoke type. Other types of Lithium batteries can be much more volatile and I wouldn’t put them anywhere near an airplane. Tristan

Re: KRnet> Battery / correction and more

2024-05-16 Thread Tristan Vincent-Philpot via KRnet
What type of lithium batteries are they? LiFePo4 are the don’t catch fire, just smoke type. Other types of Lithium batteries can be much more volatile and I wouldn’t put them anywhere near an airplane. Tristan > On May 16, 2024, at 12:03 PM, Larry Flesner via KRnet > wrote: > >  > > > Cons