Batteries & Solar

Battery backup

Started by 2M0WHN

Replies: 2
Views: 8,161

October 26, 2022, 06:00:20 PM
by 2M0WHN

Universal Battery Charger

Started by DC8KH

Replies: 0
Views: 10,442

September 13, 2018, 03:32:06 AM
by DC8KH

Battery capacity for QRO

Started by mehdi

Replies: 1
Views: 10,973

May 24, 2018, 06:52:26 AM
by gil

My current solar / battery setup

Started by scarr

Replies: 2
Views: 11,029

March 07, 2017, 05:04:52 PM
by scarr

DIY Solar Panels

Started by NF822WNY

Replies: 1
Views: 11,269

May 26, 2018, 07:04:16 AM
by gil

USB Solar charger 5V to 12V

Started by CroPrepper

Replies: 2
Views: 11,932

April 04, 2018, 07:11:04 AM
by CroPrepper

Portable battery capacity spread sheet

Started by KK0G

Replies: 2
Views: 13,453

September 29, 2013, 09:08:19 PM
by Archangel320420

I'm smart enough to want solar, but too dumb to put it together...

Started by raybiker73

Replies: 3
Views: 13,890

February 11, 2013, 07:59:22 AM
by madball13

Best brand of LIPO batteries?

Started by gil

Replies: 2
Views: 14,028

December 31, 2014, 01:16:59 PM
by gil

And the winner is...

Started by Jon_Garfio

Replies: 3
Views: 14,453

June 29, 2017, 09:25:23 AM
by cockpitbob

Kingsolar Panels -- Any good for emcom?

Started by Andywragg

Replies: 3
Views: 14,720

June 06, 2018, 01:06:08 PM
by gil

External battery tray for Youkits HB1B

Started by Rowsey1108

Replies: 4
Views: 15,336

July 17, 2018, 07:30:32 AM
by Rowsey1108

BMS

Started by 2M0WHN

Replies: 0
Views: 15,760

November 22, 2022, 10:57:06 AM
by 2M0WHN

Reviving NiCad Batteries.

Started by gil

Replies: 3
Views: 15,860

October 17, 2016, 01:44:58 PM
by gil

My Survival Radio Philosophy and Charging Batteries.

Started by gil

Replies: 4
Views: 15,930

April 29, 2018, 09:11:26 AM
by gil

World Record Solar Cell With 44.7% Efficiency.

Started by gil

Replies: 4
Views: 16,114

September 24, 2013, 09:20:50 AM
by RichardSinFWTX

Hydro Power

Started by cockpitbob

Replies: 2
Views: 16,117

October 31, 2017, 06:28:47 PM
by cockpitbob

Solar Charge Controller.

Started by gil

Replies: 2
Views: 16,623

October 30, 2012, 02:28:54 PM
by gil

Homebrew Solar Panel

Started by KK0G

Replies: 4
Views: 16,875

April 28, 2013, 12:55:56 PM
by gil

Lead acid batteries are backwards from what i've always been told

Started by vwflyer

Replies: 5
Views: 17,246

August 07, 2018, 01:29:26 PM
by gil