![Hugo on X: "@f4goh No luck. The RF module (SA818, replacement of DRA818) seems dead. Nothing on its uart TX port and nothing on its RF output although it is correctly stimulated Hugo on X: "@f4goh No luck. The RF module (SA818, replacement of DRA818) seems dead. Nothing on its uart TX port and nothing on its RF output although it is correctly stimulated](https://pbs.twimg.com/media/EMEv6YEXkAAMKqr.jpg:large)
Hugo on X: "@f4goh No luck. The RF module (SA818, replacement of DRA818) seems dead. Nothing on its uart TX port and nothing on its RF output although it is correctly stimulated
![Modulo intelligente SA818 VHF Modulo Interfono Wireless ad Alta Frequenza 1W Walkie-talkie Modulo Integrato : Amazon.it: Elettronica Modulo intelligente SA818 VHF Modulo Interfono Wireless ad Alta Frequenza 1W Walkie-talkie Modulo Integrato : Amazon.it: Elettronica](https://m.media-amazon.com/images/I/61VEWDR+NHL.jpg)
Modulo intelligente SA818 VHF Modulo Interfono Wireless ad Alta Frequenza 1W Walkie-talkie Modulo Integrato : Amazon.it: Elettronica
![8 PCS SA818-V di Alta-integrato Incorporato VHF V Band Walkie Talkie Modulo di 134 ~ 174 MHz (VHF) con Built-In EEPROM - AliExpress 8 PCS SA818-V di Alta-integrato Incorporato VHF V Band Walkie Talkie Modulo di 134 ~ 174 MHz (VHF) con Built-In EEPROM - AliExpress](https://ae01.alicdn.com/kf/HTB1jaByOVXXXXc2aXXXq6xXFXXXX/8-PCS-SA818-V-di-Alta-integrato-Incorporato-VHF-V-Band-Walkie-Talkie-Modulo-di-134.jpg)
8 PCS SA818-V di Alta-integrato Incorporato VHF V Band Walkie Talkie Modulo di 134 ~ 174 MHz (VHF) con Built-In EEPROM - AliExpress
![G-NiceRF 50 pz SA818-U modulo walkie talkie UHF 400 ~ 480 MHz/VHF 134 ~ 174 MHZ modulo audio RDA1846S chip - AliExpress G-NiceRF 50 pz SA818-U modulo walkie talkie UHF 400 ~ 480 MHz/VHF 134 ~ 174 MHZ modulo audio RDA1846S chip - AliExpress](https://ae01.alicdn.com/kf/HTB1LukjhesAV1JjSZFsq6ydZXXaR/G-NiceRF-50-pz-SA818-U-modulo-walkie-talkie-UHF-400-480-MHz-VHF-134-174.jpg)
G-NiceRF 50 pz SA818-U modulo walkie talkie UHF 400 ~ 480 MHz/VHF 134 ~ 174 MHZ modulo audio RDA1846S chip - AliExpress
![4 pcs SA818-U 400 ~ 480 MHz (UHF) alta-integrato Incorporato 134 ~ 174 MHz (VHF) 400-480 mhz (UFH) walkie Talkie Modulo 4 pcs SA818-U 400 ~ 480 MHz (UHF) alta-integrato Incorporato 134 ~ 174 MHz (VHF) 400-480 mhz (UFH) walkie Talkie Modulo](https://ae01.alicdn.com/kf/HTB1ICMiJFXXXXaUXpXXq6xXFXXX0/4-pcs-SA818-U-400-480-MHz-UHF-alta-integrato-Incorporato-134-174-MHz-VHF-400.jpg)
4 pcs SA818-U 400 ~ 480 MHz (UHF) alta-integrato Incorporato 134 ~ 174 MHz (VHF) 400-480 mhz (UFH) walkie Talkie Modulo
![DWM-SA828 1W 5km range for Pocket /handheld device walkie talkie DWM-SA818 walkie talkie /tytera radios /trunking radio module DWM-SA828 1W 5km range for Pocket /handheld device walkie talkie DWM-SA818 walkie talkie /tytera radios /trunking radio module](https://dwmzone.com/276-large_default/dwm-sa828-walkie-talkie-tytera-radios-trunking-radio-module.jpg)
DWM-SA828 1W 5km range for Pocket /handheld device walkie talkie DWM-SA818 walkie talkie /tytera radios /trunking radio module
![Modulo intelligente SA818 VHF Modulo Interfono Wireless ad Alta Frequenza 1W Walkie-talkie Modulo Integrato : Amazon.it: Elettronica Modulo intelligente SA818 VHF Modulo Interfono Wireless ad Alta Frequenza 1W Walkie-talkie Modulo Integrato : Amazon.it: Elettronica](https://m.media-amazon.com/images/I/61VzONSGJfL._AC_UF1000,1000_QL80_.jpg)