diff --git a/sdcard/FREQMAN/TIMEFREQ.TXT b/sdcard/FREQMAN/TIMEFREQ.TXT
new file mode 100644
index 00000000..923fb782
--- /dev/null
+++ b/sdcard/FREQMAN/TIMEFREQ.TXT
@@ -0,0 +1,14 @@
+f=2500000,d=WWV/BPM 2 MHz
+f=5000000,d=WWV/BPM 5 MHz
+f=10000000,d=WWV/BPM 10 MHz
+f=15000000,d=WWV/BPM 15 MHz
+f=20000000,d=WWV 20 MHz
+f=3300000,d=CHU 3 MHz
+f=7850000,d=CHU 7 MHz
+f=14670000,d=CHU 14 MHz
+f=3810000,d=HD2IOA 3 MHz
+f=4996000,d=RWM 4 MHz
+f=9996000,d=RWM 9 MHz
+f=14996000,d=RWM 14 MHz
+f=4998000,d=EBC 4 MHz
+f=15006000,d=EBC 15 MHz