diff --git a/src/dsd_main.c b/src/dsd_main.c
index 9b202d6..0defb59 100644
--- a/src/dsd_main.c
+++ b/src/dsd_main.c
@@ -1369,12 +1369,12 @@ liveScanner (dsd_opts * opts, dsd_state * state)
   {
     open_rtlsdr_stream(opts);
     opts->rtl_started = 1; //set here so ncurses terminal doesn't attempt to open it again
-    #ifdef __arm__
-    fprintf (stderr, "WARNING: RMS Function is Disabled on ARM Devices (Raspberry Pi) due to High CPU use. \n");
-    fprintf (stderr, "RMS/Squelch Functionality for NXDN, dPMR, EDACS Analog, M17 and Raw Audio Monitor are unavailable and these modes will not function properly. \n");
-    if (opts->monitor_input_audio == 1) opts->monitor_input_audio = 0;
-    opts->rtl_squelch_level = 0;
-    #endif
+    // #ifdef __arm__
+    // fprintf (stderr, "WARNING: RMS Function is Disabled on ARM Devices (Raspberry Pi) due to High CPU use. \n");
+    // fprintf (stderr, "RMS/Squelch Functionality for NXDN, dPMR, EDACS Analog, M17 and Raw Audio Monitor are unavailable and these modes will not function properly. \n");
+    // if (opts->monitor_input_audio == 1) opts->monitor_input_audio = 0;
+    // opts->rtl_squelch_level = 0;
+    // #endif
   }
 #endif
 
diff --git a/src/edacs-fme.c b/src/edacs-fme.c
index ab984cd..9ffd458 100644
--- a/src/edacs-fme.c
+++ b/src/edacs-fme.c
@@ -642,10 +642,10 @@ void edacs(dsd_opts * opts, dsd_state * state)
           fprintf (stderr, " Digital");
 
         //skip analog calls on RTL Input on ARM devices due to High CPU usage from RTL RMS function
-        #ifdef __arm__
-        if (command == 0xEE && opts->audio_in_type == 3)
-          goto ENDPV;
-        #endif
+        // #ifdef __arm__
+        // if (command == 0xEE && opts->audio_in_type == 3)
+        //   goto ENDPV;
+        // #endif
 
         //skip analog calls on UDP Audio Output
         if (command == 0xEE && opts->audio_out_type == 8)
diff --git a/src/rtl_sdr_fm.cpp b/src/rtl_sdr_fm.cpp
index 4d2c256..54400e7 100644
--- a/src/rtl_sdr_fm.cpp
+++ b/src/rtl_sdr_fm.cpp
@@ -1130,11 +1130,15 @@ void rtl_dev_tune(dsd_opts * opts, long int frequency)
 long int rtl_return_rms()
 {
 	long int sr = 0;
-	#ifdef __arm__
-	sr = 100;
-	#else
-	sr = rms(demod.lowpassed, demod.lp_len, 1);
-	#endif
+	// #ifdef __arm__
+	// sr = 100;
+	// #else
+	//debug -- on main machine, lp_len is around 6420, so this probably contributes to very high CPU usage
+	// fprintf (stderr, "LP_LEN: %d \n", demod.lp_len);
+	//I've found that just using a sample size of 160 will give us a good approximation without killing the CPU
+	// sr = rms(demod.lowpassed, demod.lp_len, 1);
+	sr = rms(demod.lowpassed, 160, 1); //I wonder what a reasonable value would be for #2 (input len) there
+	// #endif
 	return (sr);
 }