--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/documentation/images/dc.fig	Thu Nov 19 14:44:57 2009 +0100
@@ -0,0 +1,136 @@
+#FIG 3.2
+Portrait
+Center
+Metric
+A4      
+100.00
+Single
+-2
+1200 2
+6 1215 1035 1755 1575
+1 3 0 1 0 7 50 -1 20 0.000 1 0.0000 1485 1305 225 225 1485 1305 1710 1305
+1 3 0 1 7 7 48 -1 20 0.000 1 0.0000 1485 1305 162 162 1485 1305 1647 1305
+1 3 0 1 7 0 47 -1 20 0.000 1 0.0000 1485 1305 23 23 1485 1305 1508 1305
+2 1 0 1 0 7 49 -1 -1 0.000 0 0 -1 0 0 2
+	 1485 1080 1485 1530
+2 1 0 1 0 7 49 -1 -1 0.000 0 0 -1 0 0 2
+	 1598 1110 1372 1500
+2 1 0 1 0 7 49 -1 -1 0.000 0 0 -1 0 0 2
+	 1680 1193 1290 1417
+2 1 0 1 0 7 49 -1 -1 0.000 0 0 -1 0 0 2
+	 1710 1305 1260 1305
+2 1 0 1 0 7 49 -1 -1 0.000 0 0 -1 0 0 2
+	 1680 1418 1290 1193
+2 1 0 1 0 7 49 -1 -1 0.000 0 0 -1 0 0 2
+	 1598 1500 1373 1110
+2 1 0 1 0 7 47 -1 -1 0.000 0 0 -1 0 0 2
+	 1485 1305 1530 1125
+2 1 0 1 0 7 47 -1 -1 0.000 0 0 -1 0 0 2
+	 1485 1305 1575 1260
+-6
+6 4950 1890 5490 2430
+1 3 0 1 0 7 50 -1 20 0.000 1 0.0000 5220 2160 225 225 5220 2160 5445 2160
+1 3 0 1 7 7 48 -1 20 0.000 1 0.0000 5220 2160 162 162 5220 2160 5382 2160
+1 3 0 1 7 0 47 -1 20 0.000 1 0.0000 5220 2160 23 23 5220 2160 5243 2160
+2 1 0 1 0 7 49 -1 -1 0.000 0 0 -1 0 0 2
+	 5220 1935 5220 2385
+2 1 0 1 0 7 49 -1 -1 0.000 0 0 -1 0 0 2
+	 5333 1965 5107 2355
+2 1 0 1 0 7 49 -1 -1 0.000 0 0 -1 0 0 2
+	 5415 2048 5025 2272
+2 1 0 1 0 7 49 -1 -1 0.000 0 0 -1 0 0 2
+	 5445 2160 4995 2160
+2 1 0 1 0 7 49 -1 -1 0.000 0 0 -1 0 0 2
+	 5415 2273 5025 2048
+2 1 0 1 0 7 49 -1 -1 0.000 0 0 -1 0 0 2
+	 5333 2355 5108 1965
+2 1 0 1 0 7 47 -1 -1 0.000 0 0 -1 0 0 2
+	 5220 2160 5265 1980
+2 1 0 1 0 7 47 -1 -1 0.000 0 0 -1 0 0 2
+	 5220 2160 5310 2115
+-6
+6 6030 1305 7380 2475
+6 6795 1890 7335 2430
+1 3 0 1 0 7 50 -1 20 0.000 1 0.0000 7065 2160 225 225 7065 2160 7290 2160
+1 3 0 1 7 7 48 -1 20 0.000 1 0.0000 7065 2160 162 162 7065 2160 7227 2160
+1 3 0 1 7 0 47 -1 20 0.000 1 0.0000 7065 2160 23 23 7065 2160 7088 2160
+2 1 0 1 0 7 49 -1 -1 0.000 0 0 -1 0 0 2
+	 7065 1935 7065 2385
+2 1 0 1 0 7 49 -1 -1 0.000 0 0 -1 0 0 2
+	 7178 1965 6952 2355
+2 1 0 1 0 7 49 -1 -1 0.000 0 0 -1 0 0 2
+	 7260 2048 6870 2272
+2 1 0 1 0 7 49 -1 -1 0.000 0 0 -1 0 0 2
+	 7290 2160 6840 2160
+2 1 0 1 0 7 49 -1 -1 0.000 0 0 -1 0 0 2
+	 7260 2273 6870 2048
+2 1 0 1 0 7 49 -1 -1 0.000 0 0 -1 0 0 2
+	 7178 2355 6953 1965
+2 1 0 1 0 7 47 -1 -1 0.000 0 0 -1 0 0 2
+	 7065 2160 7110 1980
+2 1 0 1 0 7 47 -1 -1 0.000 0 0 -1 0 0 2
+	 7065 2160 7155 2115
+-6
+2 4 0 1 0 7 51 -1 20 0.000 0 0 8 0 0 5
+	 7380 2475 6030 2475 6030 1305 7380 1305 7380 2475
+4 1 0 49 -1 16 16 0.0000 4 180 810 6705 1665 Slave 2\001
+-6
+6 7875 1305 9225 2475
+6 8640 1890 9180 2430
+1 3 0 1 0 7 50 -1 20 0.000 1 0.0000 8910 2160 225 225 8910 2160 9135 2160
+1 3 0 1 7 7 48 -1 20 0.000 1 0.0000 8910 2160 162 162 8910 2160 9072 2160
+1 3 0 1 7 0 47 -1 20 0.000 1 0.0000 8910 2160 23 23 8910 2160 8933 2160
+2 1 0 1 0 7 49 -1 -1 0.000 0 0 -1 0 0 2
+	 8910 1935 8910 2385
+2 1 0 1 0 7 49 -1 -1 0.000 0 0 -1 0 0 2
+	 9023 1965 8797 2355
+2 1 0 1 0 7 49 -1 -1 0.000 0 0 -1 0 0 2
+	 9105 2048 8715 2272
+2 1 0 1 0 7 49 -1 -1 0.000 0 0 -1 0 0 2
+	 9135 2160 8685 2160
+2 1 0 1 0 7 49 -1 -1 0.000 0 0 -1 0 0 2
+	 9105 2273 8715 2048
+2 1 0 1 0 7 49 -1 -1 0.000 0 0 -1 0 0 2
+	 9023 2355 8798 1965
+2 1 0 1 0 7 47 -1 -1 0.000 0 0 -1 0 0 2
+	 8910 2160 8955 1980
+2 1 0 1 0 7 47 -1 -1 0.000 0 0 -1 0 0 2
+	 8910 2160 9000 2115
+-6
+2 4 0 1 0 7 51 -1 20 0.000 0 0 8 0 0 5
+	 9225 2475 7875 2475 7875 1305 9225 1305 9225 2475
+4 1 0 49 -1 16 16 0.0000 4 180 810 8550 1665 Slave n\001
+-6
+2 4 0 1 0 7 51 -1 20 0.000 0 0 8 0 0 5
+	 1800 1620 450 1620 450 450 1800 450 1800 1620
+2 1 0 1 0 7 50 -1 -1 0.000 0 0 -1 0 0 2
+	 1800 1080 2340 1935
+2 1 0 1 0 7 50 -1 -1 0.000 0 0 -1 0 0 2
+	 3690 1935 4185 1935
+2 1 0 1 0 7 50 -1 -1 0.000 0 0 -1 1 0 2
+	1 1 1.00 60.00 120.00
+	 1125 1935 1350 1530
+2 1 0 1 0 7 50 -1 -1 0.000 0 0 -1 1 0 2
+	1 1 1.00 60.00 120.00
+	 4860 2880 5094 2391
+2 4 0 1 0 7 51 -1 20 0.000 0 0 8 0 0 5
+	 5535 2475 4185 2475 4185 1305 5535 1305 5535 2475
+2 4 0 1 0 7 51 -1 20 0.000 0 0 8 0 0 5
+	 3690 2475 2340 2475 2340 1305 3690 1305 3690 2475
+2 1 0 1 0 7 50 -1 -1 0.000 0 0 -1 0 0 2
+	 5535 1935 6030 1935
+2 1 1 1 0 7 50 -1 -1 4.000 0 0 -1 0 0 2
+	 7380 1935 7875 1935
+2 1 0 1 0 7 50 -1 -1 0.000 0 0 -1 1 0 2
+	1 1 1.00 60.00 120.00
+	 8370 2880 8730 2385
+2 1 0 1 0 7 50 -1 -1 0.000 0 0 -1 1 0 2
+	1 1 1.00 60.00 120.00
+	 7470 2880 7224 2391
+4 1 0 49 -1 16 16 0.0000 4 180 735 1125 810 Master\001
+4 1 0 50 -1 16 16 0.0000 4 180 1800 4860 3105 Reference Clock\001
+4 1 0 50 -1 16 16 0.0000 4 180 1410 1125 2250 Master Clock\001
+4 1 0 49 -1 16 16 0.0000 4 180 810 4860 1665 Slave 1\001
+4 1 0 49 -1 16 16 0.0000 4 180 810 3015 1665 Slave 0\001
+4 1 0 49 -1 16 10 0.0000 4 150 615 3015 2205 (No DC)\001
+4 1 0 50 -1 16 16 0.0000 4 180 1395 7920 3105 Slave Clocks\001