What is meant by "ballistics" in this context On 11 August 2014 15:26, Vasile Surducan wrote: > A while ago I've did a toy acting as a simple VU-meter with a PIC16F628 > using the internal comparator and it's reference. The paper is published = in > a magazine, unfortunately in Romanian language, useless for you. > > If you need only the sinusoidal level, then it's easy even without an A2D > converter. > > > On Mon, Aug 11, 2014 at 2:48 PM, wrote: > > > Added PIC tag ... > > > > > I am interested in designing an LED VU meter based on a PIC for use i= n > > > professional audio. I know there are several designs around on the ne= t > > for > > > consumer use BUT they all rectify the incoming signal before processi= ng > > it in > > > the PIC. This limits the ballistics that can be emulated and all of t= he > > examples > > > I have come across so far have particularly poor ballistics. For > > professional > > > use I would want to AtoD the audio and carry out all processing insid= e > > the > > > PIC. > > > Has this been done already or am I breaking new ground. > > > > > > Any help appreciated. > > > > Are you looking at doing a VU meter or a PPM? > > > > http://en.wikipedia.org/wiki/Peak_programme_meter > > > > many of the LED VU meters seem to combine the two functions by having a > > single bar showing the peak while the level dances around under it. The > bar > > showing the peak is then controlled in the manner of a PPM. > > > > > > -- > > Scanned by iCritical. > > > > -- > > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > > View/change your membership options at > > http://mailman.mit.edu/mailman/listinfo/piclist > > > -- > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > --=20 __________________________________________ David C Brown 43 Bings Road Whaley Bridge High Peak Phone: 01663 733236 Derbyshire eMail: dcb.home@gmail.com SK23 7ND web: www.bings-knowle.co.uk/dcb --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .