Field Notes

Grid-Down Power: A Beginner's Guide to Backup Power That Actually Works
You don't need a whole-house generator to handle a blackout. Here's how to build a layered, affordable backup power system — power bank, portable power station, solar panel, and light — that actually works when the grid fails. Read more...
The 3-2-1-1-0 Backup Rule: How to Make Your Data Disaster-Proof
The 3-2-1-1-0 rule is the professional standard for disaster-proof backups. Here's what each number means — three copies, two media, one offsite, one offline, zero unverified — and how to apply it affordably. Read more...
How to Communicate When the Cell Towers Go Down: 5 Off-Grid Options That Work
Cell networks fail exactly when you need them most. Here are five off-grid communication options — from two-way radios to encrypted LoRa mesh — that keep you connected with no towers, SIM, or subscription. Read more...