diff --git a/tools/seq_model_midi.py b/tools/seq_model_midi.py
new file mode 100755
index 0000000..c4f50e6
--- /dev/null
+++ b/tools/seq_model_midi.py
@@ -0,0 +1,22 @@
+#!/usr/bin/env python3
+
+# Standard MIDI sequencer model
+ppq = 24
+
+cc_count = 128
+cc_bits = 7
+note_bits = 127  # 1 = trig , 7 = monophon, 127 = polyphon
+
+bars = 1
+channels = 16
+
+
+bits_per_pulse = (cc_count * cc_bits) + note_bits
+bytes_per_quarter = bits_per_pulse / 8 * ppq
+
+print('quarter size: {0} bits {1}bytes'.format(bytes_per_quarter * 8, bytes_per_quarter))
+print('sequence size: {0} kb'.format((bytes_per_quarter * 4 * bars * channels) / 1024))
+
+
+
+