From 87e97017df7c5ef5e396bc3fd0baaf05f2883001 Mon Sep 17 00:00:00 2001
From: KubaPro010 <kuba.pro010@gmail.com>
Date: Mon, 29 Dec 2025 21:58:10 +0100
Subject: [PATCH] more standard

---
 filter/bs412.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/filter/bs412.c b/filter/bs412.c
index 9e34ade..7ec4339 100644
--- a/filter/bs412.c
+++ b/filter/bs412.c
@@ -1,9 +1,7 @@
 #include "bs412.h"
 
-#define LOG2_19000 log2f(19000.0f)
-
 inline float dbr_to_deviation(float dbr) {
-	return 19000.0f * powf(2.0f, dbr * 0.332193f);
+	return 19000.0f * pow(10.0, dbr / 10.0);
 }
 
 inline float deviation_to_dbr(float deviation) {