ipa: θ (vls dnt frc).

phsource/ph_ipa

 // | afr     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |
 // | lat afr |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |
 // | sib frc |     |     |     |     |     |     |     | z   |     | Z   |     | z`  |     | z\  |     |     |     |     |     |     |     |     |     |     |
-// | frc     |     | B   | f   | v   |     | D   |     |     |     |     |     |     |     |     |     | j\  |     | G   |     | R   |     |     |     |     |
+// | frc     |     | B   | f   | v   | T   | D   |     |     |     |     |     |     |     |     |     | j\  |     | G   |     | R   |     |     |     |     |
 // | lat frc |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |     |
 // | apr     |     | P   |     |     |     |     |     | r\  |     |     |     |     |     |     |     | j   |     |     |     |     |     |     |     |     |
 // | lat apr |     |     |     |     |     |     |     | l   |     |     |     | l`  |     |     |     | L   |     | L\  |     |     |     |     |     |     |
   FMT(voc/v) addWav(vocw/v)
 endphoneme
 
+phoneme T
+  vls dnt frc
+  ipa θ
+  lengthmod 3
+  Vowelin f1=0  f2=1700 -300 300  f3=-100 80
+  Vowelout f1=0 f2=1700 -300 250  f3=-100 80  rms=20
+
+  IF nextPh(isPause) THEN
+    WAV(ufric/th_)
+  ENDIF
+  WAV(ufric/th)
+endphoneme
+
 phoneme D
   vcd dnt frc
   ipa ð

phsource/phonemes

 endphoneme
 
 phoneme T   // **th**in
-  vls dnt frc
+  import_phoneme ipa/T
   voicingswitch D
-  lengthmod 3
-  Vowelin f1=0  f2=1700 -300 300  f3=-100 80
-  Vowelout f1=0 f2=1700 -300 250  f3=-100 80  rms=20
-
-  IF nextPh(isPause) THEN
-    WAV(ufric/th_)
-  ENDIF
-  WAV(ufric/th)
 endphoneme
 
-
 phoneme s
   vls alv frc sib
   voicingswitch z