diff --git a/GUIcontrols.txt b/GUIcontrols.txt
new file mode 100644
index 000000000..5cfe52bda
--- /dev/null
+++ b/GUIcontrols.txt
@@ -0,0 +1,32 @@
+                         JT4  JT9 9+65 JT65  QRA SCAT M144 WSPR Echo
+---------------------------------------------------------------------
+0. txFirstCheckBox       11   111  1    11   11   11   1
+ 1. TxFreqSpinBox        11   111  1    11   11
+ 2. RxFreqSpinBox        11   111  1    11   11        1
+ 3. sbFtol                1    11        1   11   11   1
+ 4. rptSpinBox           11   111  1    11   11   11   1
+ 5. sbTR                                          11   1
+ 6. sbCQRxFreq                                         1
+ 7. cbShMsgs              1                            1
+ 8. cbFast9                    11
+ 9. cbAutoSeq                                          1
+10. cbTx6                 1
+11. pbTxMode                       1
+12. pbR2T                11   11   1    11   11
+13. pbT2R                11   11   1    11   11
+14. cbTxLock             1    11   1    11   11
+15. sbSubMode             1    1         1   11   11
+16. syncSpinBox           1    1         1   11   11
+17. WSPR_Controls_Widget                                    1
+18. ClrAvgButton         11              1
+---------------------------------------------------------------------
+19. FastNormalDeep       11   11   1    11             1    1
+20. IncludeAveraging      1              1
+21. IncludeCorrelation    1              1
+22. EchoGraph                                                    1
+---------------------------------------------------------------------
+
+For each mode:
+Column 1 applies when VHF features is OFF (or col 2 absent)
+Column 2 (if present) applies when VHF features is ON
+Column 3 (JT9 only) applies for submodes E-H with Fast checked