573b37812b
Fixed to not have compile error for Teensy before T3.5
2 years ago
2c66f6cdea
Fixed FFT calls to run under T3.5 and T3.6
2 years ago
59acb746ae
Minor corrections for playing WAV files from SD cards
2 years ago
ce659515ef
Example to run low sample rate WAV files
2 years ago
3319cfa8cb
Test examples added for WAV files from microSD cards
2 years ago
624f14283e
Add WaveFilePlayer, test files. Revised to lower WAV rates
2 years ago
5a9be45938
Corrected array size, save 16kByte
2 years ago
0a5ad29e74
Cleanup, no functional change
2 years ago
e2d4f5a45a
Add debug file size print
2 years ago
c9553fb3bb
Localized global variables, corrected comments
...
Added descriptive comments on data handling and also a couple of Todo notes.
2 years ago
fa19a9cfb9
Organized variable declarations
2 years ago
1a2ba41e1b
Added azimuth calculation
2 years ago
be2182b23d
Added distance to station.
2 years ago
78b7fc91dc
Changed Grid Square calculations.
...
Changed Grid Square calculations from double to float that has adequate precision.
2 years ago
6b270ad37f
Corrected class name to start capital 'R'
2 years ago
0a71e2ca80
Correct typos
2 years ago
bf1cfa561a
Add radioDemodulator_F32 and associated examples
2 years ago
15b07452c2
Remove extra gnumeric file
2 years ago
957ef319f8
Remove extra gnumeric file
2 years ago
2863d1f240
Add new radioFT8Modulator_F32
2 years ago
da88765282
New functionality for BFSK
2 years ago
0d481fc332
spectral: Add Spectral NR example
...
Add Spectral NR example. Example switches between
'passthrough' and 'Spectral NR' processing every 10
seconds to allow comparison.
Input is via I2S and USB. Output is on I2S/headphones
Signed-off-by: Graham Whaley <graham.whaley@gmail.com>
3 years ago
c6c0c3ca31
Removed unused variable
3 years ago
d1955a2ce0
added L and R BPF at fs/4 to AlignLR
3 years ago
ec3d395a45
AlignLR added normalization to remove threshold.
3 years ago
8702b04e7b
Tone detector set to 1209 Hz
3 years ago
dfb7d25189
Removed extra .h - Thanks B Miller
3 years ago
426413a169
Add AudioAlignLR_F32
3 years ago
59e11fd79f
Added pureSpectrum filtering option.
3 years ago
5f1c08bfba
Correct xAxis values
3 years ago
70b8ce6c44
Initial add of analyze_fft4096_iqem_F32
3 years ago
4861603cf8
Fixed Pass Through. Initial Issue of AudioFilterConvolution_F32
3 years ago
76863deb00
draft, add ino coefficient capability
3 years ago
f917ff4f53
Draft for adding ConvFilt's
3 years ago
0dc8bb6864
Added AudioFilterConvolution
3 years ago
a23e900831
Rev to new LMSDenoiseNotch
3 years ago
ff049cad08
Added FMtoneCTCSS example
3 years ago
4aa3331304
Added radioModulatedGenerator_F32 for AM/PM/FM transmit
4 years ago
bd5f30854b
Corrected block release for 1 channel operation
4 years ago
9bd938f20c
Revised NoisBlanker to have I+Q option
4 years ago
131bdce9de
added squelch to FM
4 years ago
bc44235e00
Update real input 1024 fft
4 years ago
bc7ad85336
Update real input 1024 fft
4 years ago
817b33e2d6
Add analyze_fft4096_iq_F32 and example ino for it
4 years ago
f403ffa416
Corrected xAxis function for dBFS out on analyze_fft1024_iq_F32
4 years ago
deace67137
Fix xAxis cmd for dBFS & dBFS offset (+12dB)
4 years ago
319fa42626
Included averaging in analyze_fft1024_F32 (real input)
4 years ago
614d9f6257
Add fft2048_iq_F32 and example INO
4 years ago
10b56112d1
FFT256iq corrected windowing subscripts, added xAxis fcn, nAve
4 years ago
ea09719632
add in analyze_fft1024_iq_F32
4 years ago
boblark
Graham Whaley