From 82db0f577f2dbe932efdc41740c6cb292bde4b46 Mon Sep 17 00:00:00 2001
From: natsfr <nats.fr@gmail.com>
Date: Sun, 22 Jul 2018 14:00:04 +0200
Subject: [PATCH] match util

---
 DSNRxR/LNA/doc/calc_match.m | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
 create mode 100644 DSNRxR/LNA/doc/calc_match.m

diff --git a/DSNRxR/LNA/doc/calc_match.m b/DSNRxR/LNA/doc/calc_match.m
new file mode 100644
index 0000000..b5ad33d
--- /dev/null
+++ b/DSNRxR/LNA/doc/calc_match.m
@@ -0,0 +1,14 @@
+Znf = 35.4+i*48.7;
+
+Z0 = 50;
+
+Gamnfin = (Z0-Znf)/(Z0+Znf);
+
+S11 = 0.15 + i*0.56;
+S21 = 2 + i*4.1;
+S12 = 0.09 + i*0.04;
+S22 = -0.12 + i*0.37;
+
+Gamnfout = (S22 + (S21*Gamnfin*S12)/(1-S11-Gamnfin));
+
+Zout = -50*((Gamnfout-1)/(Gamnfout+1));
-- 
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