diff --git a/Makefile b/Makefile
index f6c6c5e..7c707d5 100644
--- a/Makefile
+++ b/Makefile
@@ -6,11 +6,10 @@ OBJS = $(addsuffix .o, $(basename $(notdir $(SOURCES))))
 
 CXXFLAGS = -std=c++14 -I$(IMGUI_DIR) -I$(IMGUI_DIR)/backends -I$(POCKETFFT_DIR)
 CXXFLAGS += -g -Wall -Wformat -O2
-LIBS = -L$(TINYALSA_DIR)/lib
 
-LIBS += -lGL `pkg-config --static --libs glfw3 alsa`
+LIBS += -lGL `pkg-config --static --libs glfw3 libbladeRF`
 
-CXXFLAGS += `pkg-config --cflags glfw3 alsa`
+CXXFLAGS += `pkg-config --cflags glfw3 libbladeRF`
 CFLAGS = $(CXXFLAGS)
 
 ##---------------------------------------------------------------------
diff --git a/flake.nix b/flake.nix
index ae6af96..992dd29 100644
--- a/flake.nix
+++ b/flake.nix
@@ -17,7 +17,7 @@
         name = "fastsa";
         src = self;
         nativeBuildInputs = [ pkgs.pkg-config ];
-        propagatedBuildInputs = [ pkgs.wayland pkgs.glfw-wayland pkgs.libffi pkgs.alsa-lib ];
+        propagatedBuildInputs = [ pkgs.wayland pkgs.glfw-wayland pkgs.libffi pkgs.libbladeRF ];
         preBuild = ''
           export IMGUI_DIR=${imgui_dir}
           export POCKETFFT_DIR=${pocketfft}
diff --git a/main.cpp b/main.cpp
index 10be93a..01d0dbd 100644
--- a/main.cpp
+++ b/main.cpp
@@ -14,14 +14,14 @@
 #include <imgui_impl_glfw.h>
 #include <imgui_impl_opengl3.h>
 
-#include <alsa/asoundlib.h>
+#include <libbladeRF.h>
 
 #include <pocketfft_hdronly.h>
 
 
 static std::atomic<bool> terminate_dsp;
 
-static snd_pcm_t* pcm;
+struct bladerf* bladerf_dev;
 
 static std::mutex waterfall_data_mutex;
 static int waterfall_width = 1600;
@@ -33,10 +33,10 @@ static std::atomic<int> fps;
 static void dsp_thread() {
     using namespace std::literals::chrono_literals;
 
-    size_t len = 6400;
-    std::vector<short int> frames(len);
+    size_t len = 8192;
+    std::vector<std::complex<int16_t>> frames(len);
 
-    std::vector<float> frames_f(len);
+    std::vector<std::complex<float>> frames_f(len);
     pocketfft::shape_t shape{len};
     pocketfft::stride_t stride(shape.size());
     size_t tmp=sizeof(float);
@@ -51,19 +51,19 @@ static void dsp_thread() {
     int iterations = 0;
     auto last_second = std::chrono::steady_clock::now();
     while(!terminate_dsp) {
-        int read_count = snd_pcm_readi(pcm, frames.data(), len);
-        if(read_count < 0) {
-            std::cerr << "read from audio interface failed: " << snd_strerror(read_count) << std::endl;
+        int status;
+        if((status = bladerf_sync_rx(bladerf_dev, frames.data(), len, NULL, 0)) != 0) {
+            std::cerr << "failed to receive samples from bladeRF: " << bladerf_strerror(status) << std::endl;
             break;
         }
         for(size_t i=0;i<len;i++)
             frames_f[i] = frames[i];
-        pocketfft::r2c(shape, stride, stride, axes, true, frames_f.data(), frames_ft.data(), 1.0f);
+        pocketfft::c2c(shape, stride, stride, axes, true, frames_f.data(), frames_ft.data(), 1.0f);
         {
             std::lock_guard<std::mutex> guard(waterfall_data_mutex);
             std::memmove(&waterfall_data[waterfall_width], &waterfall_data[0], sizeof(int)*waterfall_width*(waterfall_height - 1));
             for(int i=0;i<waterfall_width;i++) {
-                waterfall_data[i] = 0xff000000 | 0x010101*std::min(int(abs(frames_ft[i*len/(4*waterfall_width)])/10000.), 255);
+                waterfall_data[i] = 0xff000000 | 0x010101*std::min(int(abs(frames_ft[i*len/(2*waterfall_width)])/300.), 255);
             }
         }
         iterations++;
@@ -77,7 +77,7 @@ static void dsp_thread() {
 
 int main(int argc, char* argv[])
 {
-    if (!glfwInit()) {
+    if(!glfwInit()) {
         std::cerr << "failed to initialize GLFW" << std::endl;
         return 1;
     }
@@ -85,7 +85,7 @@ int main(int argc, char* argv[])
     glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
     glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 0);
     static GLFWwindow* window = glfwCreateWindow(1900, 720, "fastsa", nullptr, nullptr);
-    if (window == nullptr) {
+    if(window == nullptr) {
         std::cerr << "failed to create GLFW window" << std::endl;
         return 1;
     }
@@ -118,55 +118,49 @@ int main(int argc, char* argv[])
     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
 
-    int err;
-    if ((err = snd_pcm_open(&pcm, "default", SND_PCM_STREAM_CAPTURE, 0)) < 0) {
-        std::cerr << "cannot open ALSA device: " << snd_strerror(err) << std::endl;
+    int status;
+    struct bladerf_devinfo dev_info;
+    bladerf_init_devinfo(&dev_info);
+    if((status = bladerf_open_with_devinfo(&bladerf_dev, &dev_info)) != 0) {
+        std::cerr << "cannot open bladeRF device: " << bladerf_strerror(status) << std::endl;
         return 1;
     }
-    static auto PCMClose = []() {
-        snd_pcm_close(pcm);
+    static auto BladeRFClose = []() {
+        bladerf_close(bladerf_dev);
     };
-    std::atexit(PCMClose);
-    snd_pcm_hw_params_t* pcm_hw_params;
-    if((err = snd_pcm_hw_params_malloc(&pcm_hw_params)) < 0) {
-        std::cerr << "cannot allocate ALSA hardware parameter structure: " << snd_strerror(err) << std::endl;
+    std::atexit(BladeRFClose);
+    if((status = bladerf_set_frequency(bladerf_dev, BLADERF_CHANNEL_RX(0), 1'650'000'000)) != 0) {
+        std::cerr << "failed to set bladeRF frequency: " << bladerf_strerror(status) << std::endl;
         return 1;
     }
-    if((err = snd_pcm_hw_params_any(pcm, pcm_hw_params)) < 0) {
-        std::cerr << "cannot initialize ALSA hardware parameter structure: " << snd_strerror (err) << std::endl;
-        snd_pcm_hw_params_free(pcm_hw_params);
+    if((status = bladerf_set_sample_rate(bladerf_dev, BLADERF_CHANNEL_RX(0), 40'000'000, NULL)) != 0) {
+        std::cerr << "failed to set bladeRF sample rate: " << bladerf_strerror(status) << std::endl;
         return 1;
     }
-    if((err = snd_pcm_hw_params_set_access(pcm, pcm_hw_params, SND_PCM_ACCESS_RW_INTERLEAVED)) < 0) {
-        std::cerr << "cannot set ALSA access type: " << snd_strerror (err) << std::endl;
-        snd_pcm_hw_params_free(pcm_hw_params);
+    if((status = bladerf_set_bandwidth(bladerf_dev, BLADERF_CHANNEL_RX(0), 35'000'000, NULL)) != 0) {
+        std::cerr << "failed to set bladeRF bandwidth: " << bladerf_strerror(status) << std::endl;
         return 1;
     }
-    if((err = snd_pcm_hw_params_set_format(pcm, pcm_hw_params, SND_PCM_FORMAT_S16_LE)) < 0) {
-        std::cerr << "cannot set sample format: " << snd_strerror (err) << std::endl;
-        snd_pcm_hw_params_free(pcm_hw_params);
+    if((status = bladerf_set_gain(bladerf_dev, BLADERF_CHANNEL_RX(0), 20)) != 0) {
+        std::cerr << "failed to set bladeRF gain: " << bladerf_strerror(status) << std::endl;
         return 1;
     }
-    if((err = snd_pcm_hw_params_set_rate(pcm, pcm_hw_params, 192000, 0)) < 0) {
-        std::cerr << "cannot set ALSA sample rate: " << snd_strerror (err) << std::endl;
-        snd_pcm_hw_params_free(pcm_hw_params);
+    if((status = bladerf_sync_config(bladerf_dev, BLADERF_RX_X1, BLADERF_FORMAT_SC16_Q11,
+            16,   /* num_buffers */
+            8192, /* buffer_size */
+            8,    /* num_transfers */
+            3500  /* timeout_ms */)) != 0) {
+        std::cerr << "failed to set bladeRF sync settings: " << bladerf_strerror(status) << std::endl;
         return 1;
     }
-    if((err = snd_pcm_hw_params_set_channels(pcm, pcm_hw_params, 1)) < 0) {
-        std::cerr << "cannot set ALSA channel count: " << snd_strerror (err) << std::endl;
-        snd_pcm_hw_params_free(pcm_hw_params);
-        return 1;
-    }
-    if((err = snd_pcm_hw_params(pcm, pcm_hw_params)) < 0) {
-        std::cerr << "cannot set ALSA parameters: " << snd_strerror (err) << std::endl;
-        snd_pcm_hw_params_free(pcm_hw_params);
-        return 1;
-    }
-    snd_pcm_hw_params_free(pcm_hw_params);
-    if((err = snd_pcm_prepare(pcm)) < 0) {
-        std::cerr << "cannot prepare ALSA interface: " << snd_strerror (err) << std::endl;
+    if((status = bladerf_enable_module(bladerf_dev, BLADERF_RX, true) != 0)) {
+        std::cerr << "failed to enable bladeRF RX: " << bladerf_strerror(status) << std::endl;
         return 1;
     }
+    static auto BladeRFDisableRX = []() {
+        bladerf_enable_module(bladerf_dev, BLADERF_RX, false);
+    };
+    std::atexit(BladeRFDisableRX);
 
     terminate_dsp = false;
     static std::thread dsp_thread_h = std::thread(dsp_thread);