Files
bbeats/sbagen-1.4.5/scripts/t-focus-1.sh
Seiji Nakamura 33284ef5ac add sabagen
2025-05-12 15:46:04 +09:00

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#!/bin/sh
cat <<EOF
Usage: t-focus-1 <additional-sbagen-options-if-required>
Please note: These tone-sets are based on data from a document that
appeared on USENET, from someone who appears to have measured the
frequencies used on some of the Monroe Institute tapes. Although the
frequencies were measured, the relative amplitudes of the tones were
not, so the results may not be identical to that of the Monroe
Institute tapes. Also I believe that the Monroe Institute uses a
guiding voice that leads the subject through the experience.
Despite that, these tone-sets (or Focus levels) may be useful for
experimenters to base their own tone-sets on. No attempt has been
made to sequence these tones - use ^C to abort any tone-set and move
onto the next. Amplitudes of the tones have all been set equal, and
the user can edit these if required.
- Jim Peters <http://uazu.net/>
EOF
echo -n "Press return to continue: "
read xx
#trap 'echo -e "\n**ABORT**\n"' 2
trap ':' 2
pre="$*";
pink=''
# Uncomment the following line if you'd like pink noise as a background
#pink='pink/30'
function play {
cmd="sbagen $pre -Q -i $* $pink"
echo $cmd
$cmd
}
cat <<EOF |
-----------------------------------------------------------------------
Focus Levels/Frequencies
F3 59[1.2]-110[1.3], 288[3.7]
+++ 59+1.2/10 110+1.3/10 288+3.7/10
F10 100[1.5], 200[4.0], 250[4.0], 300[4.0]
+++ 100+1.5/10 200+4.0/10 250+4.0/10 300+4.0/10
F12 100[1.5], 200[4.0], 250[4.0], 300[4.0], 400[10.0], 500[10.1], 600[4.8]
+++ 100+1.5/10 200+4.0/10 250+4.0/10 300+4.0/10 400+10.0/10 500+10.1/10 600+4.8/10
F15 100[1.5], 200[4.0], 250[4.0], 300[4.0], 500[7.05], 630[7.1], 750[7.0]
+++ 100+1.5/10 200+4.0/10 250+4.0/10 300+4.0/10 500+7.05/10 630+7.1/10 750+7.0/10
F21 200[4.0], 250[4.0], 300[4.0], 600[16.2], 750[15.9], 900[16.2]
+++ 200+4.0/10 250+4.0/10 300+4.0/10 600+16.2/10 750+15.9/10 900+16.2/10
F22 Same as F21
F23 400[3.9], 503[4.0], 600[4.0], 750[3.9], 900[4.0]
+++ 400+3.9/10 503+4.0/10 600+4.0/10 750+3.9/10 900+4.0/10
F24 50[0.75], 400[3.9], 503[4.0], 600[4.0], 750[4.0], 900[4.0]
+++ 50+0.75/10 400+3.9/10 503+4.0/10 600+4.0/10 750+4.0/10 900+4.0/10
F25 503[4.0], 600[4.0], 750[4.0], 900[4.0]
+++ 503+4.0/10 600+4.0/10 750+4.0/10 900+4.0/10
F26 400[3.9], 503[4.2], 600[4.0], 750[4.0], 900[4.0]
+++ 400+3.9/10 503+4.2/10 600+4.0/10 750+4.0/10 900+4.0/10
F27 Same as F26
Example: The notation 503[4.2] should be understood to
represent a beat frequency of 4.2 Hz between two carriers
equally separated from 503 Hz (i.e., 500.9 and 505.1 Hz).
Amplitudes are generally maintained about 20 dB above
background 1/f (pink) noise and/or surf.
-----------------------------------------------------------------------
EOF
(
trap 'echo -en "\a"' 2
while read xx
do
case "$xx" in
+++*)
play ${xx#+++}
;;
*)
echo "$xx"
;;
esac
done
)
echo "DONE"