diff --git a/decoder_modules/pager_decoder/src/flex/decoder.h b/decoder_modules/pager_decoder/src/flex/decoder.h
new file mode 100644
index 00000000..6f54e264
--- /dev/null
+++ b/decoder_modules/pager_decoder/src/flex/decoder.h
@@ -0,0 +1,96 @@
+#pragma once
+#include "../decoder.h"
+#include <signal_path/vfo_manager.h>
+#include <utils/optionlist.h>
+#include <gui/widgets/symbol_diagram.h>
+#include <gui/style.h>
+#include <dsp/sink/handler_sink.h>
+#include "flex.h"
+
+class FLEXDecoder : public Decoder {
+    dsp::stream<float> dummy1;
+    dsp::stream<uint8_t> dummy2;
+public:
+    FLEXDecoder(const std::string& name, VFOManager::VFO* vfo) : diag(0.6, 1600) {
+        this->name = name;
+        this->vfo = vfo;
+
+        // Define baudrate options
+        baudrates.define(1600, "1600 Baud", 1600);
+        baudrates.define(3200, "3200 Baud", 3200);
+        baudrates.define(6400, "6400 Baud", 6400);
+
+        // Init DSP
+        vfo->setBandwidthLimits(12500, 12500, true);
+        vfo->setSampleRate(16000, 12500);
+        reshape.init(&dummy1, 1600.0, (1600 / 30.0) - 1600.0);
+        dataHandler.init(&dummy2, _dataHandler, this);
+        diagHandler.init(&reshape.out, _diagHandler, this);
+    }
+
+    ~FLEXDecoder() {
+        stop();
+    }
+
+    void showMenu() {
+        ImGui::LeftLabel("Baudrate");
+        ImGui::FillWidth();
+        if (ImGui::Combo(("##pager_decoder_flex_br_" + name).c_str(), &brId, baudrates.txt)) {
+            // TODO
+        }
+
+        ImGui::FillWidth();
+        diag.draw();
+    }
+
+    void setVFO(VFOManager::VFO* vfo) {
+        this->vfo = vfo;
+        vfo->setBandwidthLimits(12500, 12500, true);
+        vfo->setSampleRate(24000, 12500);
+        // dsp.setInput(vfo->output);
+    }
+
+    void start() {
+        flog::debug("FLEX start");
+        // dsp.start();
+        reshape.start();
+        dataHandler.start();
+        diagHandler.start();
+    }
+
+    void stop() {
+        flog::debug("FLEX stop");
+        // dsp.stop();
+        reshape.stop();
+        dataHandler.stop();
+        diagHandler.stop();
+    }
+
+private:
+    static void _dataHandler(uint8_t* data, int count, void* ctx) {
+        FLEXDecoder* _this = (FLEXDecoder*)ctx;
+        // _this->decoder.process(data, count);
+    }
+
+    static void _diagHandler(float* data, int count, void* ctx) {
+        FLEXDecoder* _this = (FLEXDecoder*)ctx;
+        float* buf = _this->diag.acquireBuffer();
+        memcpy(buf, data, count * sizeof(float));
+        _this->diag.releaseBuffer();
+    }
+
+    std::string name;
+
+    VFOManager::VFO* vfo;
+    dsp::buffer::Reshaper<float> reshape;
+    dsp::sink::Handler<uint8_t> dataHandler;
+    dsp::sink::Handler<float> diagHandler;
+
+    flex::Decoder decoder;
+
+    ImGui::SymbolDiagram diag;
+
+    int brId = 0;
+
+    OptionList<int, int> baudrates;
+};
\ No newline at end of file
diff --git a/decoder_modules/pager_decoder/src/flex/flex.cpp b/decoder_modules/pager_decoder/src/flex/flex.cpp
new file mode 100644
index 00000000..d21f723e
--- /dev/null
+++ b/decoder_modules/pager_decoder/src/flex/flex.cpp
@@ -0,0 +1,5 @@
+#include "flex.h"
+
+namespace flex {
+    // TODO
+}
\ No newline at end of file
diff --git a/decoder_modules/pager_decoder/src/flex/flex.h b/decoder_modules/pager_decoder/src/flex/flex.h
new file mode 100644
index 00000000..2c37f171
--- /dev/null
+++ b/decoder_modules/pager_decoder/src/flex/flex.h
@@ -0,0 +1,11 @@
+#pragma once
+
+namespace flex {
+    class Decoder {
+    public:
+        // TODO
+
+    private:
+        // TODO
+    };
+}
\ No newline at end of file