diff --git a/DSP_API/DOCS/ThumbDV.cfg b/DSP_API/DOCS/ThumbDV.cfg
index bde480b..f93b45c 100644
--- a/DSP_API/DOCS/ThumbDV.cfg
+++ b/DSP_API/DOCS/ThumbDV.cfg
@@ -11,11 +11,11 @@ Executable: "thumbdv"
 [setup]
 waveform create name=ThumbDV mode=DSTR underlying_mode=DFM version=0.0.4
 waveform set ThumbDV tx=1
-waveform set ThumbDV rx_filter low_cut=-8000
-waveform set ThumbDV rx_filter high_cut=8000
+waveform set ThumbDV rx_filter low_cut=-4800
+waveform set ThumbDV rx_filter high_cut=4800
 waveform set ThumbDV rx_filter depth=2
 waveform set ThumbDV tx_filter low_cut=0
-waveform set ThumbDV tx_filter high_cut=8000
+waveform set ThumbDV tx_filter high_cut=4800
 waveform set ThumbDV tx_filter depth=2
 waveform set ThumbDV udpport=5000