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Comp.dsp is a worldwide Usenet news group that is used to discuss various aspects of digital signal processing.
There are 68 threads in our archives.
You are looking at page 1 of 7.
The threads with the newest articles are listed first.
Re: dsPIC 1024 or 2048 FFT
Howard Long - 2008-01-26 00:39:00
Hi Thomas
> I'm programming a dsPIC33 that has 16384 bytes of RAM. I'm trying to
> figure
> out if I can do a 1024 or 2048 FFT with this device. The code examples and
> twiddle factors prov...
Re: Simple 150hz Low Pass Fiter using FFT?
Howard Long - 2008-01-04 19:52:00
Hi Jerry
> My hearing is pretty bad at high frequencies, and maybe at low also (it
> hasn't been checked lately.) Still, 60 Hz hum can annoy me greatly. How do
> you come to call 200 Hz "sub...Mixed signal design and PCB layout questions
Howard Long - 2007-12-24 02:13:00
Folks
I am redesigning a mixed signal board I originally designed and laid out
just over a year ago. Since then there have been some new requirements and
I'm interested on views on two possible...Re: dsPIC and PSTN .. DTMF, Caller ID and QAM modem tons
Howard Long - 2007-12-15 12:32:00
"skylazart" wrote in message
news:392779ed-5196-4d67-a09c-80c6abcc1387@d4g2000prg.googlegroups.com...
> I have been working in a project to decode modem signals: DTMF tones,
> Called ID and m...Re: ADVERT: DSP book discount price for COMP.DSPers
Howard Long - 2007-11-09 15:43:00
"Rick Lyons" wrote in message
news:47324fbc.17517921@news.sf.sbcglobal.net...
>
> Hi Guys,
> In case you didn't know, Wiley & Sons, in conjunction
> with the IEEE Press, has published a ...Re: Lyrtech PADK with C6727 and dsp67x.lib
Howard Long - 2007-04-04 17:53:00
Parth
> I am trying to use the fft function from the dsp67x.lib. I downloaded
> and installed the software, I have the .lib file in the library folder
> of the project. I have included the .h ...Re: Single Side Band (SSB) Demodulation
Howard Long - 2007-04-04 17:41:00
Hi Bangash
> Actually I am working on Single Side Band (SSB)
> Modulation/Demodulation. I have successfull programmed the Modulator and
> the Demodulator. But Now I have one problem, that...Re: FSK modem: bit/timing recovery
Howard Long - 2007-01-23 18:09:00
"DSP-Newbie" wrote in message
news:mn.bcf37d719f5c170d.59994@way.invalid...
> I guess I have not stated my problem clearly enough.
> =The soundcard sends chunks of 1024 samples at a rate of 1...Re: OT An embedded-system lesson
Howard Long - 2007-01-08 18:17:00
"Jerry Avins" wrote in message
news:MLSdnSBVqt708T_YnZ2dnUVZ_vWtnZ2d@rcn.net...
> http://feanor.sssup.it/~giorgio/mars/jones.html
That's a nice story.
I remember debugging someone else's ...Re: How to begin with DSPs
Howard Long - 2006-12-17 20:18:00
> Thank you for the information!
> I am currently running the nonrealtime RX under a PC with P4-2.2G. I can
> upgrade the PC to a DualCore, but it my not solve my problem as I need
> much more ...