Thu Jul 24 14:27:48 2008 options id dial_tone _enabled True title Dial Tone author Example description example flow graph window_size 1280, 1024 generate_options wx_gui category Custom _coordinate (10, 10) _rotation 0 gr_add_vxx id gr_add_vxx _enabled True type float num_inputs 3 vlen 1 _coordinate (513, 277) _rotation 0 audio_sink id audio_sink _enabled True samp_rate 32000 device_name ok_to_block True num_inputs 1 _coordinate (699, 112) _rotation 0 gr_noise_source_x id gr_noise_source_x _enabled True type float noise_type gr.GR_GAUSSIAN amp noise seed 42 _coordinate (238, 380) _rotation 0 gr_sig_source_x id gr_sig_source_x _enabled True type float samp_rate samp_rate waveform gr.GR_COS_WAVE freq 440 amp ampl offset 0 _coordinate (240, 208) _rotation 0 gr_sig_source_x id gr_sig_source_x0 _enabled True type float samp_rate samp_rate waveform gr.GR_COS_WAVE freq 350 amp ampl offset 0 _coordinate (240, 38) _rotation 0 variable_slider id ampl _enabled True label Volume value .4 min 0 max .5 num_steps 100 slider_type horizontal grid_pos 0, 0, 1, 2 _coordinate (634, 413) _rotation 0 variable_slider id noise _enabled True label Noise value .005 min 0 max .2 num_steps 100 slider_type horizontal grid_pos 1, 0, 1, 2 _coordinate (443, 412) _rotation 0 variable id samp_rate _enabled True value 32000 _coordinate (11, 171) _rotation 0 gr_sig_source_x0 gr_add_vxx 0 0 gr_sig_source_x gr_add_vxx 0 1 gr_noise_source_x gr_add_vxx 0 2 gr_add_vxx audio_sink 0 0