diff --git a/FMNetwork.cpp b/FMNetwork.cpp
index 5545967e..f649368c 100644
--- a/FMNetwork.cpp
+++ b/FMNetwork.cpp
@@ -104,10 +104,12 @@ bool CFMNetwork::open()
 		}
 	}
 
+#if !defined(HAS_SRC)
 	if ((m_protocol == FMNP_RAW) && (m_sampleRate != MMDVM_SAMPLERATE)) {
 		LogError("The resampler needed for non-native sample rates has not been included");
 		return false;
 	}
+#endif
 
 	return m_socket.open(m_addr);
 }
@@ -544,7 +546,7 @@ bool CFMNetwork::writeUSRPStart()
 	buffer[length++] = 0x08U;
 
 	// TLV Length
-	buffer[length++] = 3U + 4U + 3U + 1U + 1U + m_callsign.size() + 1U;
+	buffer[length++] = 3U + 4U + 3U + 1U + 1U + (unsigned char)m_callsign.size() + 1U;
 
 	// DMR Id
 	buffer[length++] = 0x00U;
diff --git a/RemoteControl.cpp b/RemoteControl.cpp
index f88f15db..3951693e 100644
--- a/RemoteControl.cpp
+++ b/RemoteControl.cpp
@@ -192,7 +192,7 @@ REMOTE_COMMAND CRemoteControl::getCommand()
 #endif
 		}
 		
-		m_socket.write((unsigned char*)replyStr.c_str(), replyStr.length(), address, addrlen);
+		m_socket.write((unsigned char*)replyStr.c_str(), (unsigned int)replyStr.length(), address, addrlen);
 	}
 	
 	return m_command;
@@ -209,14 +209,14 @@ unsigned int CRemoteControl::getArgCount() const
 		case RCD_MODE_P25:
 		case RCD_MODE_NXDN:
 		case RCD_MODE_M17:
-			return m_args.size() - SET_MODE_ARGS;
+			return (unsigned int)m_args.size() - SET_MODE_ARGS;
 		case RCD_PAGE:
 		case RCD_PAGE_BCD:
 		case RCD_PAGE_A1:
 		case RCD_PAGE_A2:
-			return m_args.size() - 1U;
+			return (unsigned int)m_args.size() - 1U;
 		case RCD_CW:
-                        return m_args.size() - 1U;
+			return (unsigned int)m_args.size() - 1U;
 		default:
 			return 0U;
 	}