From 6d0d2cb253932bfc2e8f722cdab60fbbe381b807 Mon Sep 17 00:00:00 2001
From: Sebastien Bourdeauducq <sb@m-labs.hk>
Date: Sun, 12 Jan 2020 19:32:38 +0800
Subject: [PATCH] fixes

---
 noptica.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/noptica.py b/noptica.py
index 3da4fd3..b8130bf 100644
--- a/noptica.py
+++ b/noptica.py
@@ -66,8 +66,8 @@ class Stabilizer:
         true_i, amplitude = parabolic(spectrum, i)
         freq = 0.5 * self.freq_sample * true_i / len(spectrum)
 
-        if amplitude > threshold:
-            tuning = (freq - target_freq)*k
+        if amplitude > self.amp_threshold:
+            tuning = (freq - self.freq_target)*self.k
         else:
             tuning = 0.0
         self.tuner.set(tuning)