new folder for linux pd

README.md

@@ -2,3 +2,9 @@ pd-rtlsdr
 =========
 
 Pd and Max externals for rtl-SDR
+
+April 20, 2014
+
+This is a pre-release version.
+
+

pd/macOS/complex-mixer-abs~.pd

@@ -0,0 +1,62 @@
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+#X floatatom 128 105 10 0 0 0 - - -;
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+#X obj 105 236 outlet~;
+#X obj 30 69 inlet~;
+#X text 210 66 amount to shift freq in Hz.;
+#X obj 77 70 inlet~;
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+#X obj 120 154 cos~;
+#X obj 165 154 cos~;
+#X obj 120 97 phasor~;
+#X obj 157 124 +~ 0.25;
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+#X obj 194 220 outlet~;
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+#X text 33 21 complex signal mixer for SDR;
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+#X text 37 262 signal out;
+#X text 51 46 signal in;
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