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-rw-r--r--gr-analog/include/gnuradio/analog/ctcss_squelch_ff.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/gr-analog/include/gnuradio/analog/ctcss_squelch_ff.h b/gr-analog/include/gnuradio/analog/ctcss_squelch_ff.h
index 6d1b5291d0..2655c845bb 100644
--- a/gr-analog/include/gnuradio/analog/ctcss_squelch_ff.h
+++ b/gr-analog/include/gnuradio/analog/ctcss_squelch_ff.h
@@ -63,6 +63,8 @@ namespace gr {
virtual float level() const = 0;
virtual void set_level(float level) = 0;
virtual int len() const = 0;
+ virtual float frequency() const = 0;
+ virtual void set_frequency(float frequency) = 0;
virtual int ramp() const = 0;
virtual void set_ramp(int ramp) = 0;