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diff --git a/gr-digital/lib/ofdm_frame_equalizer_vcvc_impl.h b/gr-digital/lib/ofdm_frame_equalizer_vcvc_impl.h
new file mode 100644
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+++ b/gr-digital/lib/ofdm_frame_equalizer_vcvc_impl.h
@@ -0,0 +1,57 @@
+/* -*- c++ -*- */
+/* Copyright 2012 Free Software Foundation, Inc.
+ * 
+ * This file is part of GNU Radio
+ * 
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3, or (at your option)
+ * any later version.
+ * 
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Radio; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef INCLUDED_DIGITAL_OFDM_FRAME_EQUALIZER_VCVC_IMPL_H
+#define INCLUDED_DIGITAL_OFDM_FRAME_EQUALIZER_VCVC_IMPL_H
+
+#include <digital/ofdm_frame_equalizer_vcvc.h>
+
+namespace gr {
+  namespace digital {
+
+    class ofdm_frame_equalizer_vcvc_impl : public ofdm_frame_equalizer_vcvc
+    {
+     private:
+      const int d_fft_len;
+      digital_ofdm_equalizer_base_sptr d_eq;
+      bool d_propagate_channel_state;
+      std::vector<gr_complex> d_channel_state;
+
+     protected:
+      // This aren't really necessary, so let's override them with nuthin'
+      void remove_length_tags(const std::vector<std::vector<gr_tag_t> > &tags) {};
+      void update_length_tags(int n_produced, int n_ports) {};
+
+     public:
+      ofdm_frame_equalizer_vcvc_impl(digital_ofdm_equalizer_base_sptr equalizer, const std::string &len_tag_key, bool propagate_channel_state);
+      ~ofdm_frame_equalizer_vcvc_impl();
+
+      int work(int noutput_items,
+	  gr_vector_int &ninput_items,
+	  gr_vector_const_void_star &input_items,
+	  gr_vector_void_star &output_items);
+    };
+
+  } // namespace digital
+} // namespace gr
+
+#endif /* INCLUDED_DIGITAL_OFDM_FRAME_EQUALIZER_VCVC_IMPL_H */
+