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diff --git a/gr-blocks/lib/multiply_const_vXX_impl.cc.t b/gr-blocks/lib/multiply_const_vXX_impl.cc.t
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+++ b/gr-blocks/lib/multiply_const_vXX_impl.cc.t
@@ -0,0 +1,66 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2004,2009,2010,2012 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.
+ */
+
+// @WARNING@
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <@NAME_IMPL@.h>
+#include <gr_io_signature.h>
+
+namespace gr {
+ namespace blocks {
+
+ @NAME@::sptr @NAME@::make(std::vector<@O_TYPE@> k)
+ {
+ return gnuradio::get_initial_sptr(new @NAME_IMPL@(k));
+ }
+
+ @NAME_IMPL@::@NAME_IMPL@(std::vector<@O_TYPE@> k)
+ : gr_sync_block ("@NAME@",
+ gr_make_io_signature (1, 1, sizeof (@I_TYPE@)*k.size()),
+ gr_make_io_signature (1, 1, sizeof (@O_TYPE@)*k.size())),
+ d_k(k)
+ {
+ }
+
+ int
+ @NAME_IMPL@::work(int noutput_items,
+ gr_vector_const_void_star &input_items,
+ gr_vector_void_star &output_items)
+ {
+ @I_TYPE@ *iptr = (@I_TYPE@ *)input_items[0];
+ @O_TYPE@ *optr = (@O_TYPE@ *)output_items[0];
+
+ int nitems_per_block = output_signature()->sizeof_stream_item(0)/sizeof(@I_TYPE@);
+
+ for (int i = 0; i < noutput_items; i++)
+ for (int j = 0; j < nitems_per_block; j++)
+ *optr++ = *iptr++ * d_k[j];
+
+ return noutput_items;
+ }
+
+ } /* namespace blocks */
+} /* namespace gr */