For another take on that, read Martin's reason for making a box to enhance audio for intelligibility.
http://www.mfjenterprises.com/Product.php?productid=MFJ-616 The transmit side has the same relevance. Dave KU4B On Fri, 2010-01-22 at 09:54 -0500, Tim Ellison wrote: > They are one in the same. It is an AF equalizer that integrates into the AF > audio chain like any other equalizer. > > > -Tim > > -----Original Message----- > From: flexradio-boun...@flex-radio.biz > [mailto:flexradio-boun...@flex-radio.biz] On Behalf Of John Ragle > Sent: Friday, January 22, 2010 9:29 AM > To: FlexRadio reflector > Subject: [Flexradio] naive question... > > I would like a short explanation of just exactly what function the > Receive and Transmit Equalizers in pSDR perform. The Users' Manual > simply states that they are "there" and how to set them, with no > explanation of what they do. > > In common lingo, an equalizer tailors the shape of the passband of > an audio channel, much the same as the "treble" and "bass" controls do > on an ordinary radio. I am used to the "equalizer boards" found in music > recording applications, and my naive assumption was that these controls > in pSDR control the same sort of functions on the receive and transmit > audio. Is this correct? > > I have complaints that my audio is "bassy." [F3K, USB, 6 meters] The > microphone is a Heil HM-5 and the mike gain is set so that voice peaks > show around 0 dB on the meter. If my interpretation is correct, this > could be taken care of with the "transmit equalizer," cutting the bass > and boosting the mid-range and treble ends. Again, I need some > reassurance that my understanding of the word "equalizer" in pSDR is the > same as the common usage. Some guidance about amount of boost and > attenuation would be useful. > > Thanks... > > John Ragle -- W1ZI > > _______________________________________________ > FlexRadio Systems Mailing List > FlexRadio@flex-radio.biz > http://mail.flex-radio.biz/mailman/listinfo/flexradio_flex-radio.biz > Archives: http://www.mail-archive.com/flexradio%40flex-radio.biz/ > Knowledge Base: http://kc.flex-radio.com/ Homepage: > http://www.flex-radio.com/ > > _______________________________________________ > FlexRadio Systems Mailing List > FlexRadio@flex-radio.biz > http://mail.flex-radio.biz/mailman/listinfo/flexradio_flex-radio.biz > Archives: http://www.mail-archive.com/flexradio%40flex-radio.biz/ > Knowledge Base: http://kc.flex-radio.com/ Homepage: > http://www.flex-radio.com/ _______________________________________________ FlexRadio Systems Mailing List FlexRadio@flex-radio.biz http://mail.flex-radio.biz/mailman/listinfo/flexradio_flex-radio.biz Archives: http://www.mail-archive.com/flexradio%40flex-radio.biz/ Knowledge Base: http://kc.flex-radio.com/ Homepage: http://www.flex-radio.com/