fix wiggle

bladerf.conf

@@ -0,0 +1 @@
+biastee_rx on

dmi.py

@@ -30,6 +30,7 @@ def main():
             for channel in range(2):
                 sdr.setSampleRate(SoapySDR.SOAPY_SDR_RX, channel, freq_sample)
                 sdr.setFrequency(SoapySDR.SOAPY_SDR_RX, channel, freq_base)
+                sdr.setGain(SoapySDR.SOAPY_SDR_RX, channel, 57.0)
 
             buf_sdr = BufferedSDR(sdr, [0, 1], block_size, 32)
             buf_sdr.start()

gui_impl.py

@@ -36,9 +36,9 @@ class MainWindow(pg.GraphicsLayoutWidget):
         self.freq_base = freq_base
         self.block_size = block_size
 
-        self.text_ref = pg.LabelItem(size="24pt")
+        self.text_ref = pg.LabelItem(size="24pt", justify="left")
         self.addItem(self.text_ref, row=0, col=0)
-        self.text_locked = pg.LabelItem(size="24pt")
+        self.text_locked = pg.LabelItem(size="24pt", justify="right")
         self.addItem(self.text_locked, row=0, col=1)
         self.update_ref(None, None, False)
 

noptica.py

@@ -138,7 +138,7 @@ class Stabilizer:
         else:
             freq = None
             tuning = 0.0
-        max_tuning_abs = 0.5 - self.wiggle
+        max_tuning_abs = 0.5 - self.wiggle_amplitude - 1e-9
         tuning = max(min(tuning, max_tuning_abs), -max_tuning_abs)
 
         if success:
@@ -152,7 +152,7 @@ class Stabilizer:
             self.unlock_counter += 1
         if not success and (self.unlock_counter > self.unlock_counter_threshold):
             print("wiggle")
-            self.wiggle = self.wiggle_amplitude*2.0*(np.random.random() - 0.5)
+            self.wiggle = self.wiggle_amplitude*np.random.uniform(-1.0, 1.0)
             self.unlock_counter = 0
 
         self.cb(spectrum, freq, self.locked(), tuning + self.wiggle)

shell.nix

@@ -40,7 +40,6 @@ in
     '';
     shellHook = ''
       ${pkgs.libbladeRF}/bin/bladeRF-cli -l ${bitstream}
-      ${pkgs.libbladeRF}/bin/bladeRF-cli -e "set biastee rx on"
     '';
     QT_QPA_PLATFORM = "wayland";
   }