 Fernando Pablo Lopez-Lezcano
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65865c46cc
add new function to read set of calibrated measurements; read t-design coordinates from file; add general support for full second order signal; redo function to render af to bf; fix power calculation function; some fixes to old function that extracted filter shapes; add function that extracts filter shape for one b format component; calculate normalization factor of spherical harmonic; add function to find capsule eq filter shapes; select measurements based on az/el constraints; create X matrix for arbitrary az/el angles; helper function to do fast convolution through external program for measurement calibration
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7 lat temu |
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Fernando Pablo Lopez-Lezcano
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765efaad8e
add option to plot specific frequency band, add angle to synthetic cardioid, remove old plot options
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7 lat temu |
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Fernando Pablo Lopez-Lezcano
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b5fbb7ce54
add AZ/EL to plot labels (azimuth and elevation of measurement), update plot options
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7 lat temu |
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Fernando Pablo Lopez-Lezcano
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ed703d1f91
remove old color/mono plotting options, add second order Z/S/T plots
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7 lat temu |
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Fernando Pablo Lopez-Lezcano
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c1e01c48da
remove old color/mono options and tweak plotting options
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7 lat temu |
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Fernando Pablo Lopez-Lezcano
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b5eb940f66
add initial 3d models for attaching microphones to robotic arm for calibration measurements
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8 lat temu |
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Fernando Pablo Lopez-Lezcano
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492348fbb1
em200: update spec sheet for capsule
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8 lat temu |
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Fernando Pablo Lopez-Lezcano
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8f0cdebe76
clarify wiring for 12 pin connector for four capsule design
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8 lat temu |
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Fernando Pablo Lopez-Lezcano
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98bf7f974d
logo: fudge no longer needed
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8 lat temu |
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Fernando Pablo Lopez-Lezcano
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962ee937ce
db25: add maximum dimensions of connector shell
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8 lat temu |
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Fernando Pablo Lopez-Lezcano
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394d8d6692
octathingy: many changes tuning for design for version 2 of printed circuit board, add new version of octa_mount_flare without stalk (still needs to be merged with old version to support pcb version 1), add first try at mount for robotic arm measurement rig
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8 lat temu |
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Fernando Pablo Lopez-Lezcano
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1e77ac7567
octathingy: many small changes in new capsule array design
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8 lat temu |
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Fernando Pablo Lopez-Lezcano
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6dc060a04b
bf plot frequency response: put legend outside of the graph
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8 lat temu |
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Fernando Pablo Lopez-Lezcano
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fd645446e9
calibration: we want to preserve the sign when transforming filter into minimum phase
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8 lat temu |
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Fernando Pablo Lopez-Lezcano
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2ab4f51768
calibration: we want to preserve the sign when transforming filter into minimum phase
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8 lat temu |
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Fernando Pablo Lopez-Lezcano
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b24a6aac9d
calibration: A2B was broken for tetrahedral mic, probably due to tests when starting work on the Octathingy, sigh
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8 lat temu |
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Fernando Pablo Lopez-Lezcano
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a786ab3018
findpeaks: pcurv can be zero, avoid that...
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8 lat temu |
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Fernando Pablo Lopez-Lezcano
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bdb607df74
cal: add encoder design example for the Octathingy (work in progress)
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8 lat temu |
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Fernando Pablo Lopez-Lezcano
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8da11abe0b
cal: add function to design fir filters for capsule equalization
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8 lat temu |
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Fernando Pablo Lopez-Lezcano
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d26f39f433
cal: some line type changes in the plot of the filters
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8 lat temu |
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Fernando Pablo Lopez-Lezcano
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8c7d8df336
cal: some fixes and additions when plotting capsule frequency response
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8 lat temu |
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Fernando Pablo Lopez-Lezcano
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d8779918bf
cal: many changes to the support function to sort capsule measurements for matching them
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8 lat temu |
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Fernando Pablo Lopez-Lezcano
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3d14632413
cal: add normal drc profile (we still use the minimal profile)
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8 lat temu |
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Fernando Pablo Lopez-Lezcano
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d583a725bc
cal: modify arrival time function to use new version of findpeaks
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8 lat temu |
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Fernando Pablo Lopez-Lezcano
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01f0180ce2
cal: add functions for capsule calibration, fix gain normalization in case of negative values of power for S/T, adapt wobble fix to new version of findpeaks
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8 lat temu |
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Fernando Pablo Lopez-Lezcano
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7900d0d7e3
cal: add new version of findpeaks (Julius Smith) with quadratic interpolation of the peaks
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8 lat temu |
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Fernando Pablo Lopez-Lezcano
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8bb538dd21
tinysphear: the flare to the bottom connector is created upside down with respect to the flare to the capsules so the screw rotation has to be reversed, otherwise the screw holes do not match with the body
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8 lat temu |
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Fernando Pablo Lopez-Lezcano
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c955ab0c7d
octathingy: tweak some dimensions, add screw holes for securing both halves of the core sphere instead of gluing them together (makes it possible to repair or replace a capsule)
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8 lat temu |
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Fernando Pablo Lopez-Lezcano
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cca0033324
octathingy: make top of capsule holder can be a big thicker
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8 lat temu |
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Fernando Pablo Lopez-Lezcano
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5bb312dad9
octathingy: change slots in capsule holder so they are bigger (now 10 slots), add overhang to stop the capsule when inserted into holder, add flange and guide for inserting stalk into body flare, remove old code
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8 lat temu |
