changed levels according to use of MiniCircuits Splitters ZFRSC-123+ which have…

changed levels according to use of MiniCircuits Splitters ZFRSC-123+ which have ~ 6 + 3,75 dB attenuation (~ factor 3).

changed levels according to use of MiniCircuits Splitters ZFRSC-123+ which have…
changed levels according to use of MiniCircuits Splitters ZFRSC-123+ which have ~ 6 + 3,75 dB attenuation (~ factor 3).
27ca98f9 · Peter Jansweijer · 7262caac · 27ca98f9
Commit 27ca98f9 authored Dec 12, 2016 by Peter Jansweijer
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Showing with 9 additions and 9 deletions

Keysight_53230A.py sw/ab_cal_scripts/lib/Keysight_53230A.py +9 -9

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--- a/sw/ab_cal_scripts/lib/Keysight_53230A.py
+++ b/sw/ab_cal_scripts/lib/Keysight_53230A.py
@@ -167,17 +167,17 @@ if __name__ == "__main__":
    freq_cnt.write("INP1:LEVEL:AUTO OFF")

    # A fixed trigger level is important for proper timing measurement
-    # Choose 100 mV for a direct signal but 50 mV when the signal
-    # is split by a power splitter
+    # MiniCircuits Splitters ZFRSC-123+ have ~ 6 + 3,75 dB attenuation (~ factor 3).
+    # A 2,4 V signal split once results in 0,8 V, slit twice in 260 mV.

-    use_power_splitter_ch1 = True
+    use_power_splitter_ch1 = False
    use_power_splitter_ch2 = True

    freq_cnt.write("INP1:IMP 50")
    if use_power_splitter_ch1:
-      freq_cnt.write("INP1:LEV 0.05")
+      freq_cnt.write("INP1:LEV 0.13")
    else:  
-      freq_cnt.write("INP1:LEV 0.1")
+      freq_cnt.write("INP1:LEV 0.4")

    # Channel 2 setup:
    freq_cnt.write("INP2:COUP DC")
@@ -185,14 +185,14 @@ if __name__ == "__main__":
    freq_cnt.write("INP2:SLOPE POS")

    # A fixed trigger level is important for proper timing measurement
-    # Choose 100 mV for a direct signal but 50 mV when the signal
-    # is split by a power splitter
+    # MiniCircuits Splitters ZFRSC-123+ have ~ 6 + 3,75 dB attenuation (~ factor 3).
+    # A 2,4 V signal split once results in 0,8 V, slit twice in 260 mV.

    freq_cnt.write("INP2:IMP 50")
    if use_power_splitter_ch2:
-      freq_cnt.write("INP2:LEV 0.05")
+      freq_cnt.write("INP2:LEV 0.13")
    else:  
-      freq_cnt.write("INP2:LEV 0.1")
+      freq_cnt.write("INP2:LEV 0.4")

    # initialize and wait for initialisatio to complete
    freq_cnt.write("INIT")