diff --git a/src/librtlsdr.c b/src/librtlsdr.c
index 6642fd2..63092a5 100644
--- a/src/librtlsdr.c
+++ b/src/librtlsdr.c
@@ -3871,9 +3871,10 @@ const char * rtlsdr_get_opt_help(int longInfo)
 		"\t\t                        'U' or '1' for upper side band. default for R820T/2: 'L'\n"
 		"\t\tagc=<tuner_gain_mode> activates tuner agc with '1'. deactivates with '0'\n"
 		"\t\tgain=<tenth_dB>       set tuner gain. 400 for 40.0 dB\n"
-		"\t\tifm=<tuner_if_mode>   set R820T/2 tuner's variable-gain-amplifier (VGA):\n"
+		"\t\tifm=<tuner_if_mode>   set R820T/2 tuner's variable-gain-amplifier (VGA). default: 10011\n"
 		"\t\t                        0: activate agc controlled from RTL2832's feedback\n"
-		"\t\t                        5000+gain: set gain in 10th dB. 5408 for +40.8 dB, 4953 for -4.7 dB\n"
+		"\t\t                        around 0: set gain in 10th dB. 408 for +40.8 dB\n"
+		"\t\t                        5000+val: set gain to val in 10th dB. 5408 for +40.8 dB\n"
 		"\t\t                        10000+idx: set gain idx 0 .. 15: 10015 for maximum gain\n"
 		"\t\tdagc=<rtl_agc>        set RTL2832's digital agc (after ADC). 1 to activate. 0 to deactivate\n"
 		"\t\tds=<direct_sampling>  deactivate/bypass tuner with 1\n"
diff --git a/src/tuner_r82xx.c b/src/tuner_r82xx.c
index 984e48c..b733dae 100644
--- a/src/tuner_r82xx.c
+++ b/src/tuner_r82xx.c
@@ -278,7 +278,10 @@ static const uint8_t r82xx_init_array[] = {
 	0xdb, /* Reg 0x0a */
 	0x6b,	/* Reg 0x0b */
 
-	0xf0, /* Reg 0x0c */
+	/* Reg 0x0c:
+	 * for manual gain was: set fixed VGA gain for now (16.3 dB): 0x08
+	 * with active agc was: set fixed VGA gain for now (26.5 dB): 0x0b */
+	0xfb, /* Reg 0x0c */
 	0x53, /* Reg 0x0d */
 	0x75, /* Reg 0x0e */
 	0x68,	/* Reg 0x0f */
@@ -1162,9 +1165,12 @@ int r82xx_set_if_mode(struct r82xx_priv *priv, int if_mode, int *rtl_vga_control
 	if ( 0 == if_mode || 10016 == if_mode ) {
 		vga_gain_idx = 0x10;
 	}
-	else if ( -5000 <= if_mode && if_mode < 5000 ) {
+	else if ( -2500 <= if_mode && if_mode <= 2500 ) {
 		vga_gain_idx = r82xx_get_if_gain_index(if_mode);
 	}
+	else if ( 2500 < if_mode && if_mode < 10000 ) {
+		vga_gain_idx = r82xx_get_if_gain_index(if_mode - 5000);
+	}
 	else if ( 10000 <= if_mode && if_mode < 10016 ) {
 		vga_gain_idx = if_mode -10000;
 	}