Forum: GNU Radio Freq Xlating FIR Filter Question

28a4af15b4d496d7900593255ea9c8a3?d=identicon&s=25 Ed Criscuolo (Guest)
on 2014-04-14 19:59
(Received via mailing list)
When using a Freq. Xlating FIR filter with decimation and taps
both set to 1, what determines the practical lower limit
for the resolution of the freq change?

@(^.^)@  Ed
7d89a70df32c0ae27c1235016f9e5441?d=identicon&s=25 Marcus Müller (Guest)
on 2014-04-14 23:05
(Received via mailing list)
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

Hi Ed!

Numerical accuracy of the exp(jN)*tap operation.
Usually, this accuracy is sufficient by far -- why the question?

Greetings,
Marcus

On 14.04.2014 19:57, Ed Criscuolo wrote:
> When using a Freq. Xlating FIR filter with decimation and taps both
> set to 1, what determines the practical lower limit for the
> resolution of the freq change?
>
> @(^.^)@  Ed
>
> _______________________________________________ Discuss-gnuradio
> mailing list Discuss-gnuradio@gnu.org
> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/

iQEcBAEBAgAGBQJTTE09AAoJEBQ6EdjyzlHtnfIIALF/0SFegTHY2153BDrRXY7X
NKFbVljfH38Zn2CnES9m9bYe4DvvapTRRUOzSjm0pqdk3E4LvgU8VutfEqZP1fZH
cRpzxjyoh7vnlUJuUba7dTI7rAS+S3NSghNAE7pm52Y9V8hIVY2qQpFF4AD5PEVg
DOoi76i4NDpSAzzhcuiGeQlSpOzeewLuko8o9yc+lvXe1+0Dxh2dSYclHFIIV4vU
i0kLa7TQcv7RUNn3uPPmh2a9P5q/OPO42z10JXVfYXsl9rl+rpRo6nt96OTBxeBH
vbrHjlcnUXFoDILKBWOtt9p6qw4znNx/Geh2LnZ0wuWItlUS12u7tlVkGKzFw58=
=pajO
-----END PGP SIGNATURE-----
Please log in before posting. Registration is free and takes only a minute.
Existing account

NEW: Do you have a Google/GoogleMail, Yahoo or Facebook account? No registration required!
Log in with Google account | Log in with Yahoo account | Log in with Facebook account
No account? Register here.