From 1170da8b04a66204a35b9981748b918f3e1f99f2 Mon Sep 17 00:00:00 2001
From: Brendan Haines <brendan.haines@gmail.com>
Date: Wed, 16 Jul 2025 21:56:30 -0600
Subject: [PATCH] plots

---
 charon_vna/vna_dev.py | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/charon_vna/vna_dev.py b/charon_vna/vna_dev.py
index d8880f0..06a0a7e 100644
--- a/charon_vna/vna_dev.py
+++ b/charon_vna/vna_dev.py
@@ -1,6 +1,7 @@
 # %% imports
 import numpy as np
 from matplotlib import pyplot as plt
+from matplotlib.ticker import EngFormatter
 
 from charon_vna.util import db20, net2s, s2net
 from charon_vna.vna import Charon
@@ -46,8 +47,13 @@ for m in s.m.data:
         plt.plot(s2.frequency, db20(s2.sel(m=m, n=n)), label="$S_{" + str(m) + str(n) + "}$ (calibrated)")
 plt.grid(True)
 plt.legend()
+plt.xlabel("Frequency [Hz]")
 plt.ylabel("Magnitude [dB]")
 # plt.ylim(-30, 5)
+plt.ylim(-25, 5)
+plt.xlim(s.frequency[0], s.frequency[-1])
+plt.gca().xaxis.set_major_formatter(EngFormatter())
+plt.tight_layout()
 plt.show()
 
 for m in s.m.data:
@@ -66,6 +72,10 @@ for m in s.m.data:
 plt.grid(True)
 plt.legend()
 plt.ylabel("Phase [deg]")
+plt.xlabel("Frequency [Hz]")
+plt.xlim(s.frequency[0], s.frequency[-1])
+plt.gca().xaxis.set_major_formatter(EngFormatter())
+plt.tight_layout()
 plt.show()
 
 # %%