Stop Guessing Your Battery Life – The Only Math You Need for POTA episode artwork

EPISODE · Apr 18, 2026 · 1H 48M

Stop Guessing Your Battery Life – The Only Math You Need for POTA

from Brew and Activate

Ever had your radio die right in the middle of a pileup?Yeah… it’s probably not your battery.It’s your math.In this episode of Brew & Activate, we break down battery math in a way that actually matters in the field—no fluff, no overcomplicated engineering talk… just real-world understanding you can use on your next activation.We cover:⚡ The difference between Amp Hours (Ah) and Watt Hours (Wh)⚡ Why your battery NEVER lasts as long as you think⚡ How modes like SSB vs FT8 completely change runtime⚡ Voltage sag (and why your radio shuts off early)⚡ Cold weather performance (this one gets people every time)⚡ The simple formula to actually plan your activation time👉 Plus: I built a simple battery calculator you can use on your phone in the field so you never have to guess again.👇 Grab the calculator here:[INSERT YOUR GOOGLE SHEET LINK]---💡 Bottom line:Amp hours tell a story…Watt hours tell the truth.#POTA #HamRadio #AmateurRadio #BatteryPower #FieldRadio #PortableOps*************************************************************Affiliate Links: I receive no compensation for these and want to pass on the savings to all my followers.Mad Dog Coils: Receive an additional clamp when ordering any Mad Dog Coil - Use N1JUR in the order/shipping notes https://maddogcoils.com.au/Reliance Antennas: 10% off with Free Shipping. All orders of any Reliance Antenna or product use N1JUR at Checkout. https://www.relianceantennas.com/Seeed Studios: Discount Codes on all Meshtastic Devices on my website n1jur.comSpoolTenna: https://spooltenna.comSHOW LINKS: Discord Brew and Activate - https://discord.gg/EcuySeKkVvBrew & Activate Podcast - https://rss.com/podcasts/brew-and-activate/Brew and Activate Merch - https://livefreeandham.com/shop POTA Bucket List - https://n1jur.com/pota-bucket-listGuests/Hosts:Shannon's Channel (KC1OHT) https://www.youtube.com/@shannonkc1ohtHelp Support the Channel:Patreon: https://www.patreon.com/N1JURBuy Me a Beer: https://www.buymeacoffee.com/n1jurN1JUR & KC1OHT Shop: https://www.livefreeandham.com/shop Follow me on:Website: https://n1jur.com/Instagram: https://www.instagram.com/n1jurFacebook: https://www.facebook.com/profile.php?id=100092365884527

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Stop Guessing Your Battery Life – The Only Math You Need for POTA

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This episode was published on April 18, 2026.

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