#N canvas 0 0 555 619 10; #X obj 0 595 cnv 15 552 21 empty \$0-pddp.cnv.footer empty 20 12 0 14 -228856 -66577 0; #X obj 0 0 cnv 15 552 40 empty \$0-pddp.cnv.header powtodb~ 3 12 0 18 -204280 -1 0; #X obj 0 412 cnv 3 550 3 empty \$0-pddp.cnv.inlets inlets 8 12 0 13 -228856 -1 0; #N canvas 51 245 494 344 META 0; #X text 12 105 LIBRARY internal; #X text 12 145 WEBSITE http://crca.ucsd.edu/~msp/; #X text 12 25 LICENSE SIBSD; #X text 12 125 AUTHOR Miller Puckette; #X text 12 185 HELP_PATCH_AUTHORS Updated for Pd version 0.33. Jonathan Wilkes revised the patch to conform to the PDDP template for Pd version 0.42.; #X text 12 5 KEYWORDS signal conversion acoustic_units; #X text 12 45 DESCRIPTION convert power units to dB for audio signals ; #X text 12 65 INLET_0 signal; #X text 12 85 OUTLET_0 signal; #X text 12 165 RELEASE_DATE 1997; #X restore 500 597 pd META; #X obj 0 449 cnv 3 550 3 empty \$0-pddp.cnv.outlets outlets 8 12 0 13 -228856 -1 0; #X obj 0 486 cnv 3 550 3 empty \$0-pddp.cnv.argument argument 8 12 0 13 -228856 -1 0; #X obj 0 514 cnv 3 550 3 empty \$0-pddp.cnv.more_info more_info 8 12 0 13 -228856 -1 0; #X obj 78 421 cnv 17 3 17 empty \$0-pddp.cnv.let.0 0 5 9 0 16 -228856 -162280 0; #X text 98 490 (none); #N canvas 102 446 428 141 Related_objects 0; #X obj 23 102 mtof; #X obj 68 102 ftom; #X obj 111 102 dbtorms; #X obj 176 102 rmstodb; #X obj 242 102 dbtopow; #X obj 304 102 powtodb; #X text 20 79 Control objects for conversion:; #X obj 23 43 mtof~; #X obj 70 43 ftom~; #X obj 118 43 dbtorms~; #X obj 187 43 rmstodb~; #X obj 253 43 dbtopow~; #X obj 1 1 cnv 15 425 20 empty \$0-pddp.cnv.subheading empty 3 12 0 14 -204280 -1 0; #X text 8 2 [powtodb~] Related Objects; #X restore 102 597 pd Related_objects; #X obj 209 225 snapshot~; #X floatatom 209 256 0 0 0 0 - - -; #X floatatom 209 120 0 0 0 0 - - -; #X obj 209 144 sig~; #X obj 276 199 metro 100; #X obj 276 169 loadbang; #X text 98 420 signal; #X obj 78 458 cnv 17 3 17 empty \$0-pddp.cnv.let.0 0 5 9 0 16 -228856 -162280 0; #X text 98 458 signal; #X text 99 518 This object takes an audio signal as input and output (and works sample by sample.) Since it calls a library math function \, it may be much more expensive than other workaday tilde objects such as *~ and osc~ \, depending on your hardware and math library. ; #X obj 209 169 dbtopow~; #X text 99 292 The powtodb~ object converts power units \, equal to the square of the "RMS" amplitude \, to decibels.; #X obj 471 3 powtodb~; #X obj 445 20 pddp/pddplink http://wiki.puredata.info/en/powtodb~ -text pdpedia: powtodb~; #X text 11 23 convert power units to dB for audio signals; #X obj 4 597 pddp/pddplink all_about_help_patches.pd -text Usage Guide ; #X obj 455 51 pddp/dsp; #X connect 10 0 11 0; #X connect 12 0 13 0; #X connect 13 0 20 0; #X connect 14 0 10 0; #X connect 15 0 14 0; #X connect 20 0 10 0;