diff --git a/rs41/rs41.txt b/rs41/rs41.txt
index 0855227..0270b5b 100644
--- a/rs41/rs41.txt
+++ b/rs41/rs41.txt
@@ -74,7 +74,8 @@ GPS Chip: u-blox UBX-G6010-ST
             ->   4c 31 30 34 30 30 31 30 : L1040010
 
            0x01:                nach ID, 2 byte: fw-version? 0x4ef2
-                 M3830211, 0x4ef5: BK irrelevant oder invers?
+                 M3830211, 0x4ef5: BK irrelevant?
+                                   default BK-timer 8.5hrs=510min? (Vaisala Statement 2016-08-22)
 
 K1930293
 [ 5866]  0x00: 3e 09 00 32 03 00 00 0e 00 00 00 00 00 4b 31 39 [OK] : fq 402000
@@ -112,20 +113,32 @@ L2840165
 [ 6939]  0x02: 06 14 87 32 00 00 00 ff ff 00 00 00 00 03 1a 23 [OK] : BK 00
 
 M3550630
+[ 3059]  0x31: 6c 9c 07 b1 00 3c 00 00 00 00 00 00 00 00 00 00 [OK]
+[ 3060]  0x32: ff ff b5 f1 5c 02 07 00 fc fe ec 01 1e 19 00 00 [OK]
 [ 3061]  0x00: 14 ff 00 32 03 00 00 0e 00 00 00 00 00 4d 33 35 [OK] : fq 402000
 [ 3062]  0x01: 35 30 36 33 30 f3 4e 00 00 58 02 12 05 b4 3c a4 [OK] : fw 0x4ef3
 [ 3063]  0x02: 06 14 87 32 00 00 00 ff ff 00 00 00 00 03 bd 22 [OK] : BK 00
 
 M2830093
+[ 7445]  0x31: 6c 9c 07 b1 00 3c 00 00 00 00 00 00 00 00 00 00 [OK]
+[ 7446]  0x32: ff ff ef f2 5b 02 07 00 f5 f4 a6 01 1f e5 00 00 [OK]
 [ 7447]  0x00: d0 9f 00 73 03 00 00 0f 00 00 00 00 00 4d 32 38 [OK] : fq 404600
 [ 7448]  0x01: 33 30 30 39 33 f3 4e 00 00 58 02 12 05 b4 3c a4 [OK] : fw 0x4ef3
 [ 7449]  0x02: 06 14 87 32 00 00 00 ff ff 00 00 01 00 03 14 23 [OK] : BK 01
 
 M3830211 (sendet auch beim Abstieg)
+[ 7751]  0x31: 6c 9c 07 b1 00 3c 88 77 00 00 00 00 00 00 00 00 [OK] ? 0x7788sec = 510min default BK timer?
+[ 7752]  0x32: ff ff 6c ef 5a 02 07 00 fc fc 9e 01 0f 1e 00 00 [OK]
 [ 7753]  0x00: dc 0f 00 64 03 00 00 0f 00 00 00 00 00 4d 33 38 [OK] : fq 404000
 [ 7754]  0x01: 33 30 32 31 31 f5 4e 00 00 58 02 12 05 b4 3c a4 [OK] : fw 0x4ef5
 [ 7755]  0x02: 06 14 87 32 00 00 00 ff ff 00 00 01 00 03 0b 23 [OK] : BK 01
 
+M4620137
+[ 5813]  0x31: 6c 9c 07 b1 00 3c 88 77 00 00 00 00 00 00 00 00 [OK]
+[ 5814]  0x32: ff ff 2f e8 5c 02 07 00 ff 03 c3 01 0e 22 00 00 [OK]
+[ 5815]  0x00: 02 32 80 61 03 00 00 0f 00 00 00 00 00 4d 34 36 [OK] : fq 403900
+[ 5816]  0x01: 32 30 31 33 37 f5 4e 00 00 58 02 12 05 b4 3c a4 [OK] : fw 0x4ef5
+[ 5817]  0x02: 06 14 87 32 00 00 00 ff ff 00 00 00 00 03 19 23 [OK] : BK 00
 
      frame 0x21: ff ff ff c6 ff ff ff c6 52 53 34 31 2d 53 47 00 : RS41-SG 
                  ee 19 79 44 9a 39 79 44 52 53 34 31 2d 53 47 50 : RS41-SGP