diff --git a/src/measurement/piezo_measure.c b/src/measurement/piezo_measure.c
index 3df7ae3..d79d97f 100644
--- a/src/measurement/piezo_measure.c
+++ b/src/measurement/piezo_measure.c
@@ -39,7 +39,7 @@
 #define PIEZO_AVG_INTER_BURST_GAP_US 650
 
 /* real capture 전에 같은 채널에서 버스트+ADC capture를 버리는 횟수(dummy) */
-#define PIEZO_DUMMY_CAPTURE_COUNT    5
+#define PIEZO_DUMMY_CAPTURE_COUNT    1
 
 /* 6채널 sweep 결과 (각 채널의 평균 완료 후 최종만 저장) */
 static uint16_t piezo_channels[PIEZO_NUM_CHANNELS][PIEZO_MEASURE_MAX_SAMPLES];
@@ -227,10 +227,11 @@ int piezo_measure_sweep(void)
             DBG_PRINTF("[ECHO] dummy read fail ch=%d err=%d\r\n", ch, err);
             return ECHO_STATUS_CAPTURE;
         }
-
+        
         if (ch == 0U) // 채널 0 시작 전에만 dummy burst + ADC capture 수행
         {
-            // Dummy burst - ADC caputre는 수행하지 않음
+            // Dummy burst + ADC caputre
+            /*
             for (uint8_t dummy = 0; dummy < PIEZO_DUMMY_CAPTURE_COUNT; dummy++)
             {
                 k_busy_wait(PIEZO_AVG_INTER_BURST_GAP_US);
@@ -251,6 +252,16 @@ int piezo_measure_sweep(void)
                     DBG_PRINTF("[ECHO] dummy capture fail ch=%d dummy=%d err=%d\r\n", ch, dummy, err);
                     return ECHO_STATUS_CAPTURE;
                 }
+            }*/
+
+            k_busy_wait(PIEZO_AVG_INTER_BURST_GAP_US);
+            piezo_burst_sw_freq(freq, cycles);
+            k_busy_wait(capture_delay_us);
+            err = echo_adc_capture(echo_capture, samples);
+            if (err)
+            {
+                DBG_PRINTF("[ECHO] dummy capture fail ch=%d dummy=%d err=%d\r\n", ch, dummy, err);
+                return ECHO_STATUS_CAPTURE;
             }
 
             // 마지막 dummy capture와 첫 real capture 사이에도 같은 회복 시간