For more info see: http://www.reddit.com/r/RTLSDR/comments/us3yo/rtlsdr_smartnet/

root@bt:~# cat gr-smartnet_bistromathv0.2.patch 
diff -urN gr-smartnet/Makefile.common gr-smartnet-dev/Makefile.common
--- gr-smartnet/Makefile.common	2012-06-08 16:24:01.177020928 -0400
+++ gr-smartnet-dev/Makefile.common	2012-06-08 16:22:03.908439403 -0400
@@ -35,7 +35,8 @@
 STD_DEFINES_AND_INCLUDES = \
 	$(DEFINES) \
 	-I$(GNURADIO_CORE_INCLUDEDIR) \
-	-I$(GNURADIO_CORE_INCLUDEDIR)/swig
+	-I$(GNURADIO_CORE_INCLUDEDIR)/swig \
+	-I/usr/local/include/gruel/swig
 
 # includes
 grincludedir = $(includedir)/gnuradio
diff -urN gr-smartnet/src/lib/smartnet_crc.cc gr-smartnet-dev/src/lib/smartnet_crc.cc
--- gr-smartnet/src/lib/smartnet_crc.cc	2012-06-08 16:24:01.197021024 -0400
+++ gr-smartnet-dev/src/lib/smartnet_crc.cc	2012-06-08 16:22:31.764577578 -0400
@@ -31,6 +31,7 @@
 #include <gr_tags.h>
 #include <sstream>
 #include <smartnet_types.h>
+#include <iostream>
 
 #define VERBOSE 0
 
diff -urN gr-smartnet/src/lib/smartnet_deinterleave.cc gr-smartnet-dev/src/lib/smartnet_deinterleave.cc
--- gr-smartnet/src/lib/smartnet_deinterleave.cc	2012-06-08 16:24:01.197021024 -0400
+++ gr-smartnet-dev/src/lib/smartnet_deinterleave.cc	2012-06-08 16:22:53.140683555 -0400
@@ -28,6 +28,7 @@
 #include <smartnet_deinterleave.h>
 #include <gr_io_signature.h>
 #include <gr_tags.h>
+#include <iostream>
 
 #define VERBOSE 0
 
diff -urN gr-smartnet/src/python/fsk_demod.py gr-smartnet-dev/src/python/fsk_demod.py
--- gr-smartnet/src/python/fsk_demod.py	2012-06-08 16:26:03.613628054 -0400
+++ gr-smartnet-dev/src/python/fsk_demod.py	2012-06-08 16:23:29.740865046 -0400
@@ -7,8 +7,7 @@
 from gnuradio import gr, gru, blks2, digital, window
 from gnuradio import eng_notation
 from gnuradio.gr import firdes
-#import gr_ais
-from gnuradio import ais
+import gr_ais
 from math import pi
 
 class fsk_demod(gr.hier_block2):
diff -urN gr-smartnet/src/python/smartnet2decode.py gr-smartnet-dev/src/python/smartnet2decode.py
--- gr-smartnet/src/python/smartnet2decode.py	2012-06-08 16:26:29.437756120 -0400
+++ gr-smartnet-dev/src/python/smartnet2decode.py	2012-06-08 16:23:38.356907765 -0400
@@ -10,8 +10,7 @@
 from gnuradio import gr, gru, blks2, optfir, digital
 from gnuradio import audio
 from gnuradio import eng_notation
-#from gnuradio import uhd
-from osmosdr import *
+from gnuradio import uhd
 from fsk_demod import fsk_demod
 from optparse import OptionParser
 from gnuradio.eng_option import eng_option
@@ -21,8 +20,6 @@
 import gnuradio.gr.gr_threading as _threading
 import csv
 
-rtl_rate = 2.4e6
-
 class top_block_runner(_threading.Thread):
     def __init__(self, tb):
         _threading.Thread.__init__(self)
@@ -44,7 +41,6 @@
 			self.rate = options.rate
 
 		else:
-			'''
 			self.u = uhd.usrp_source(options.addr,
 									 io_type=uhd.io_type.COMPLEX_FLOAT32,
 									 num_channels=1)
@@ -58,27 +54,20 @@
 			# Set the antenna
 			if(options.antenna):
 				self.u.set_antenna(options.antenna, 0)
-			'''
-			self.u = source_c()
-			self.u.set_sample_rate(rtl_rate)
-			self.rate = rtl_rate
 			
 			self.centerfreq = options.centerfreq
 			print "Tuning to: %fMHz" % (self.centerfreq - options.error)
-
-#			if not(self.tune(options.centerfreq - options.error)):
-			if not(self.u.set_center_freq(options.centerfreq - options.error)):
+			if not(self.tune(options.centerfreq - options.error)):
 				print "Failed to set initial frequency"
-			'''
+
 			if options.gain is None: #set to halfway
 				g = self.u.get_gain_range()
 				options.gain = (g.start()+g.stop()) / 2.0
-			'''
-			self.u.set_gain_mode(0)
+
 			print "Setting gain to %i" % options.gain
 			self.u.set_gain(options.gain)
 
-#			self.u.set_bandwidth(options.bandwidth)
+			self.u.set_bandwidth(options.bandwidth)
 
 		print "Samples per second is %i" % self.rate
 
@@ -227,7 +216,6 @@
 	groupflag = bool(groupflag)
 
 #	print "Command is",command
-	print "Command ",hex(command), " address ",hex(address)
 	if longtglist is not None and longtglist.get(str(lookupaddr), None) is not None:
 		longname = longtglist[str(lookupaddr)] #the mask is to screen out extra status bits, which we can add in later (see the RadioReference.com wiki on SmartNet Type II)
 	else: