diff --git a/src/core/receiver/gnss_block_factory.cc b/src/core/receiver/gnss_block_factory.cc
index 35ab43156..c1ca0f57f 100644
--- a/src/core/receiver/gnss_block_factory.cc
+++ b/src/core/receiver/gnss_block_factory.cc
@@ -222,8 +222,18 @@ std::unique_ptr<GNSSBlockInterface> GNSSBlockFactory::GetObservables(std::shared
     std::string default_implementation = "GPS_L1_CA_Observables";
     std::string implementation = configuration->property("Observables.implementation", default_implementation);
     LOG(INFO) << "Getting Observables with implementation " << implementation;
-    unsigned int Galileo_channels = configuration->property("Channels_Galileo.count", 0);
-    unsigned int GPS_channels = configuration->property("Channels_GPS.count", 0);
+    unsigned int Galileo_channels = configuration->property("Channels_Galileo.count", 0); // DEPRECATED
+    if(Galileo_channels == 0)
+        {
+            Galileo_channels = configuration->property("Channels_1B.count", 0);
+        }
+    Galileo_channels += configuration->property("Channels_5I.count", 0);
+    unsigned int GPS_channels = configuration->property("Channels_GPS.count", 0); // DEPRECATED
+    if(GPS_channels == 0)
+        {
+            GPS_channels = configuration->property("Channels_1C.count", 0);
+        }
+    GPS_channels += configuration->property("Channels_2S.count", 0);
     return GetBlock(configuration, "Observables", implementation, Galileo_channels + GPS_channels, Galileo_channels + GPS_channels, queue);
 }
 
@@ -235,8 +245,18 @@ std::unique_ptr<GNSSBlockInterface> GNSSBlockFactory::GetPVT(std::shared_ptr<Con
     std::string default_implementation = "Pass_Through";
     std::string implementation = configuration->property("PVT.implementation", default_implementation);
     LOG(INFO) << "Getting PVT with implementation " << implementation;
-    unsigned int Galileo_channels = configuration->property("Channels_Galileo.count", 0);
-    unsigned int GPS_channels = configuration->property("Channels_GPS.count", 0);
+    unsigned int Galileo_channels = configuration->property("Channels_Galileo.count", 0); // DEPRECATED
+    if(Galileo_channels == 0)
+        {
+            Galileo_channels = configuration->property("Channels_1B.count", 0);
+        }
+    Galileo_channels += configuration->property("Channels_5I.count", 0);
+    unsigned int GPS_channels = configuration->property("Channels_GPS.count", 0); // DEPRECATED
+    if(GPS_channels == 0)
+        {
+            GPS_channels = configuration->property("Channels_1C.count", 0);
+        }
+    GPS_channels += configuration->property("Channels_2S.count", 0);
     return GetBlock(configuration, "PVT", implementation, Galileo_channels + GPS_channels, 1, queue);
 }
 
@@ -263,9 +283,9 @@ std::unique_ptr<GNSSBlockInterface> GNSSBlockFactory::GetChannel_GPS(
 
     std::unique_ptr<GNSSBlockInterface> pass_through_ = GetBlock(configuration, "Channel", "Pass_Through", 1, 1, queue);
     std::unique_ptr<AcquisitionInterface> acq_ = GetAcqBlock(configuration, "Acquisition_GPS", acq, 1, 1, queue);
-    std::unique_ptr<TrackingInterface> trk_ = GetTrkBlock(configuration, "Tracking_GPS" +boost::lexical_cast<std::string>(channel), trk, 1, 1, queue);
+    std::unique_ptr<TrackingInterface> trk_ = GetTrkBlock(configuration, "Tracking_GPS" + boost::lexical_cast<std::string>(channel), trk, 1, 1, queue);
 
-    std::unique_ptr<TelemetryDecoderInterface> tlm_ = GetTlmBlock(configuration, "TelemetryDecoder_GPS"+boost::lexical_cast<std::string>(channel)  , tlm, 1, 1, queue);
+    std::unique_ptr<TelemetryDecoderInterface> tlm_ = GetTlmBlock(configuration, "TelemetryDecoder_GPS" + boost::lexical_cast<std::string>(channel), tlm, 1, 1, queue);
 
     std::unique_ptr<GNSSBlockInterface> channel_(new Channel(configuration.get(), channel, pass_through_.release(),
             acq_.release(),
@@ -276,6 +296,55 @@ std::unique_ptr<GNSSBlockInterface> GNSSBlockFactory::GetChannel_GPS(
     return channel_;
 }
 
+//********* GPS L1 C/A CHANNEL *****************
+std::unique_ptr<GNSSBlockInterface> GNSSBlockFactory::GetChannel_1C(
+        std::shared_ptr<ConfigurationInterface> configuration,
+        std::string acq, std::string trk, std::string tlm, int channel,
+        boost::shared_ptr<gr::msg_queue> queue)
+{
+
+    LOG(INFO) << "Instantiating Channel " << channel << " with Acquisition Implementation: "
+              << acq << ", Tracking Implementation: " << trk  << ", Telemetry Decoder implementation: " << tlm;
+
+    std::unique_ptr<GNSSBlockInterface> pass_through_ = GetBlock(configuration, "Channel", "Pass_Through", 1, 1, queue);
+    std::unique_ptr<AcquisitionInterface> acq_ = GetAcqBlock(configuration, "Acquisition_1C", acq, 1, 1, queue);
+    std::unique_ptr<TrackingInterface> trk_ = GetTrkBlock(configuration, "Tracking_1C", trk, 1, 1, queue);
+
+    std::unique_ptr<TelemetryDecoderInterface> tlm_ = GetTlmBlock(configuration, "TelemetryDecoder_1C", tlm, 1, 1, queue);
+
+    std::unique_ptr<GNSSBlockInterface> channel_(new Channel(configuration.get(), channel, pass_through_.release(),
+            acq_.release(),
+            trk_.release(),
+            tlm_.release(),
+            "Channel", "1C", queue));
+
+    return channel_;
+}
+
+//********* GPS L2C (M) CHANNEL *****************
+std::unique_ptr<GNSSBlockInterface> GNSSBlockFactory::GetChannel_2S(
+        std::shared_ptr<ConfigurationInterface> configuration,
+        std::string acq, std::string trk, std::string tlm, int channel,
+        boost::shared_ptr<gr::msg_queue> queue)
+{
+
+    LOG(INFO) << "Instantiating Channel " << channel << " with Acquisition Implementation: "
+              << acq << ", Tracking Implementation: " << trk  << ", Telemetry Decoder implementation: " << tlm;
+
+    std::unique_ptr<GNSSBlockInterface> pass_through_ = GetBlock(configuration, "Channel", "Pass_Through", 1, 1, queue);
+    std::unique_ptr<AcquisitionInterface> acq_ = GetAcqBlock(configuration, "Acquisition_2S", acq, 1, 1, queue);
+    std::unique_ptr<TrackingInterface> trk_ = GetTrkBlock(configuration, "Tracking_2S", trk, 1, 1, queue);
+
+    std::unique_ptr<TelemetryDecoderInterface> tlm_ = GetTlmBlock(configuration, "TelemetryDecoder_2S", tlm, 1, 1, queue);
+
+    std::unique_ptr<GNSSBlockInterface> channel_(new Channel(configuration.get(), channel, pass_through_.release(),
+            acq_.release(),
+            trk_.release(),
+            tlm_.release(),
+            "Channel", "2S", queue));
+
+    return channel_;
+}
 
 //********* GALILEO CHANNEL *****************
 std::unique_ptr<GNSSBlockInterface> GNSSBlockFactory::GetChannel_Galileo(
@@ -303,6 +372,59 @@ std::unique_ptr<GNSSBlockInterface> GNSSBlockFactory::GetChannel_Galileo(
     return channel_;
 }
 
+//********* GALILEO E1 B CHANNEL *****************
+std::unique_ptr<GNSSBlockInterface> GNSSBlockFactory::GetChannel_1B(
+        std::shared_ptr<ConfigurationInterface> configuration,
+        std::string acq, std::string trk, std::string tlm, int channel,
+        boost::shared_ptr<gr::msg_queue> queue)
+{
+    std::stringstream stream;
+    stream << channel;
+    std::string id = stream.str();
+    LOG(INFO) << "Instantiating Channel " << id << " with Acquisition Implementation: "
+              << acq << ", Tracking Implementation: " << trk  << ", Telemetry Decoder implementation: " << tlm;
+
+    std::unique_ptr<GNSSBlockInterface> pass_through_ = GetBlock(configuration, "Channel", "Pass_Through", 1, 1, queue);
+    std::unique_ptr<AcquisitionInterface> acq_ = GetAcqBlock(configuration, "Acquisition_1B", acq, 1, 1, queue);
+    std::unique_ptr<TrackingInterface> trk_ = GetTrkBlock(configuration, "Tracking_1B", trk, 1, 1, queue);
+    std::unique_ptr<TelemetryDecoderInterface> tlm_ = GetTlmBlock(configuration, "TelemetryDecoder_1B", tlm, 1, 1, queue);
+
+    std::unique_ptr<GNSSBlockInterface> channel_(new Channel(configuration.get(), channel, pass_through_.release(),
+            acq_.release(),
+            trk_.release(),
+            tlm_.release(),
+            "Channel", "1B", queue));
+
+    return channel_;
+}
+
+//********* GALILEO E5a  CHANNEL *****************
+std::unique_ptr<GNSSBlockInterface> GNSSBlockFactory::GetChannel_5I(
+        std::shared_ptr<ConfigurationInterface> configuration,
+        std::string acq, std::string trk, std::string tlm, int channel,
+        boost::shared_ptr<gr::msg_queue> queue)
+{
+    std::stringstream stream;
+    stream << channel;
+    std::string id = stream.str();
+    LOG(INFO) << "Instantiating Channel " << id << " with Acquisition Implementation: "
+              << acq << ", Tracking Implementation: " << trk  << ", Telemetry Decoder implementation: " << tlm;
+
+    std::unique_ptr<GNSSBlockInterface> pass_through_ = GetBlock(configuration, "Channel", "Pass_Through", 1, 1, queue);
+    std::unique_ptr<AcquisitionInterface> acq_ = GetAcqBlock(configuration, "Acquisition_5I", acq, 1, 1, queue);
+    std::unique_ptr<TrackingInterface> trk_ = GetTrkBlock(configuration, "Tracking_5I", trk, 1, 1, queue);
+    std::unique_ptr<TelemetryDecoderInterface> tlm_ = GetTlmBlock(configuration, "TelemetryDecoder_5I", tlm, 1, 1, queue);
+
+    std::unique_ptr<GNSSBlockInterface> channel_(new Channel(configuration.get(), channel, pass_through_.release(),
+            acq_.release(),
+            trk_.release(),
+            tlm_.release(),
+            "Channel", "5I", queue));
+
+    return channel_;
+}
+
+
 std::unique_ptr<std::vector<std::unique_ptr<GNSSBlockInterface>>> GNSSBlockFactory::GetChannels(
         std::shared_ptr<ConfigurationInterface> configuration, boost::shared_ptr<gr::msg_queue> queue)
 {
diff --git a/src/core/receiver/gnss_block_factory.h b/src/core/receiver/gnss_block_factory.h
index f4b4afcd9..00d7e93d5 100644
--- a/src/core/receiver/gnss_block_factory.h
+++ b/src/core/receiver/gnss_block_factory.h
@@ -93,6 +93,10 @@ public:
             std::string acq, std::string trk, std::string tlm, int channel,
             boost::shared_ptr<gr::msg_queue> queue);
 
+    std::unique_ptr<GNSSBlockInterface> GetChannel_5I(std::shared_ptr<ConfigurationInterface> configuration,
+            std::string acq, std::string trk, std::string tlm, int channel,
+            boost::shared_ptr<gr::msg_queue> queue);
+
 
     std::unique_ptr<std::vector<std::unique_ptr<GNSSBlockInterface>>> GetChannels(std::shared_ptr<ConfigurationInterface> configuration,
             boost::shared_ptr<gr::msg_queue> queue);