![Long range off-grid text messaging demo [Unedited] @TheTechPrepper](https://i.ytimg.com/vi/cbW4WOafNjM/maxresdefault.jpg)
Uploaded March 2026 | Updated September 2026, 2 weeks ago
Just a quick demo on one option for short, mid and long range text messaging using HF radio using JS8Call.
SUPPORT
buymeacoffee.com/thetechprepper/membership
SHOP
shop.thetechprepper.com
MEDICAL
contingencymedical.com - Use code: TTP for $10.00 off
#thetechprepper #offgrid #radio
Just a quick demo on one option for short, mid and long range text messaging using HF radio using JS8Call.
SUPPORT
buymeacoffee.com/thetechprepper/membership
SHOP
shop.thetechprepper.com
MEDICAL
contingencymedical.com - Use code: TTP for $10.00 off
#thetechprepper #offgrid #radio
![Long range off-grid text messaging demo [Unedited]](https://i.ytimg.com/vi/cbW4WOafNjM/mqdefault.jpg "Long range off-grid text messaging demo [Unedited]
Just a quick demo on one option for short, mid and long range text messaging using HF radio using JS8Call.
SUPPORT
https://www.buymeacoffee.com/thetechprepper/membership
SHOP
https://shop.thetechprepper.com
MEDICAL
https://contingencymedical.com - Use code: TTP for $10.00 off
#thetechprepper #offgrid #radio")
