From d03062c2316d727c54fab4b4d63756d155404a84 Mon Sep 17 00:00:00 2001 From: sh123 Date: Mon, 31 May 2021 12:33:06 +0300 Subject: [PATCH] Update README.md --- README.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/README.md b/README.md index d71382d..e0ac071 100644 --- a/README.md +++ b/README.md @@ -174,7 +174,7 @@ Payloads for commands are sent and expected as big endian and defined as: # Using External UHF Amplifier ![alt text](images/amp.png) -It is possible to get 30-40% coverage increase in urban environment by using additional external 1-2W amplifier (about 6$ on Aliexpress), which will give 10-12 dB signal increase +It is possible to get 30-40% TX only coverage increase in urban environment by using additional external 1-2W amplifier (about 6$ on Aliexpress), which will give 10-12 dB signal increase - Implement simple amplifier power switching by using relay, do NOT keep this amplifier always ON - Set LoRa output power to around 8 dBm `cfg.LoraPwr = 8;`, NB! higher than 10 dBm levels can destroy amplifier