diff --git a/rfg_vna_viewer.py b/rfg_vna_viewer.py
index 8ba5499..d9a9b58 100644
--- a/rfg_vna_viewer.py
+++ b/rfg_vna_viewer.py
@@ -219,7 +219,11 @@ def process_main(main_ch1, main_ch2, ref_amplitude, ref_phase_aligned):
     dist_step = C_M_S / (2.0 * FFT_LEN * df_hz)
     fft_dist = np.arange(FFT_LEN // 2) * dist_step
 
-    return main_amp, ref_amplitude, amp_norm, phase_norm, fft_mag, fft_dist
+    # Normalized ch1/ch2 (real/imag parts of z_norm)
+    norm_ch1 = np.real(z_norm)
+    norm_ch2 = np.imag(z_norm)
+
+    return main_amp, ref_amplitude, norm_ch1, norm_ch2, amp_norm, phase_norm, fft_mag, fft_dist
 
 
 # ---------------------------------------------------------------------------
@@ -240,37 +244,47 @@ def build_gui():
     c_main_amp = p_raw.plot(pen=pg.mkPen((80, 120, 255), width=1), name="Main (0a00)")
     c_ref_amp = p_raw.plot(pen=pg.mkPen((255, 80, 80), width=1), name="Ref (a800)")
 
-    # Row 1: normalized amplitude
-    p_norm = win.addPlot(row=1, col=0, title="Нормированная амплитуда |S|")
+    # Row 1: normalized CH1 / CH2 (Re/Im of main/ref)
+    p_ch = win.addPlot(row=1, col=0, title="Main нормированный: CH1 (Re), CH2 (Im)")
+    p_ch.showGrid(x=True, y=True, alpha=0.3)
+    p_ch.setLabel("bottom", "Частота", units="ГГц")
+    p_ch.setLabel("left", "Значение")
+    p_ch.setXLink(p_raw)
+    p_ch.addLegend(offset=(10, 10))
+    c_norm_ch1 = p_ch.plot(pen=pg.mkPen((80, 120, 255), width=1), name="CH1 (Re)")
+    c_norm_ch2 = p_ch.plot(pen=pg.mkPen((255, 80, 80), width=1), name="CH2 (Im)")
+
+    # Row 2: normalized amplitude
+    p_norm = win.addPlot(row=2, col=0, title="Нормированная амплитуда |S|")
     p_norm.showGrid(x=True, y=True, alpha=0.3)
     p_norm.setLabel("bottom", "Частота", units="ГГц")
     p_norm.setLabel("left", "Амплитуда")
     p_norm.setXLink(p_raw)
     c_norm_amp = p_norm.plot(pen=pg.mkPen((80, 120, 255), width=1))
 
-    # Row 2: normalized phase
-    p_ph = win.addPlot(row=2, col=0, title="Нормированная фаза arg(S)")
+    # Row 3: normalized phase
+    p_ph = win.addPlot(row=3, col=0, title="Нормированная фаза arg(S)")
     p_ph.showGrid(x=True, y=True, alpha=0.3)
     p_ph.setLabel("bottom", "Частота", units="ГГц")
     p_ph.setLabel("left", "Фаза", units="рад")
     p_ph.setXLink(p_raw)
     c_ph = p_ph.plot(pen=pg.mkPen((230, 180, 40), width=1))
 
-    # Row 3: FFT distance
-    p_fft = win.addPlot(row=3, col=0, title="FFT — расстояние")
+    # Row 4: FFT distance
+    p_fft = win.addPlot(row=4, col=0, title="FFT — расстояние")
     p_fft.showGrid(x=True, y=True, alpha=0.3)
     p_fft.setLabel("bottom", "Расстояние", units="м")
     p_fft.setLabel("left", "Магнитуда", units="дБ")
     c_fft = p_fft.plot(pen=pg.mkPen((60, 200, 80), width=1))
 
-    return app, win, (c_main_amp, c_ref_amp, c_norm_amp, c_ph, c_fft)
+    return app, win, (c_main_amp, c_ref_amp, c_norm_ch1, c_norm_ch2, c_norm_amp, c_ph, c_fft)
 
 
 # ---------------------------------------------------------------------------
 # Update loop
 # ---------------------------------------------------------------------------
 def make_update(reader, accumulator, curves):
-    c_main_amp, c_ref_amp, c_norm_amp, c_ph, c_fft = curves
+    c_main_amp, c_ref_amp, c_norm_ch1, c_norm_ch2, c_norm_amp, c_ph, c_fft = curves
     state = {"ref_phase_first": None}
 
     def update():
@@ -294,12 +308,14 @@ def make_update(reader, accumulator, curves):
             sweep["ref_ch1"], sweep["ref_ch2"], state["ref_phase_first"], freqs_hz
         )
 
-        main_amp, ref_amplitude, norm_amp, phase, fft_mag, fft_dist = process_main(
+        main_amp, ref_amplitude, norm_ch1, norm_ch2, norm_amp, phase, fft_mag, fft_dist = process_main(
             sweep["main_ch1"], sweep["main_ch2"], ref_amp, ref_phase
         )
 
         c_main_amp.setData(freqs_ghz, main_amp)
         c_ref_amp.setData(freqs_ghz, ref_amplitude)
+        c_norm_ch1.setData(freqs_ghz, norm_ch1)
+        c_norm_ch2.setData(freqs_ghz, norm_ch2)
         c_norm_amp.setData(freqs_ghz, norm_amp)
         c_ph.setData(freqs_ghz, phase)