EFM Sequencer 2 Manual

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Sequencer 2
Sequencer 2

Parts

RESISTORS
R1-5,8-10,13-34,38,41,46
R6,11,39
R7,12,40
R35,36,44,45,49,50
R37,43,48
R42,47
LED Resistors
CAPACITORS
C1,2
C3,4
C5,6,7,16
C8,9,11,12,14,18,20
C10,13,17
C15
C19,21
file:///D|/efm/pcb/seq2/seq2 page 1.html [9/4/2001 12:18:14 AM]
100K 1/4 watt
33
4.7K 1/4 watt
3
220K 1/4 watt
3
10K 1/4 watt
6
1K 1/4 watt
3
220 1/4 watt
2
1.5K 1/4 watt
16
470MF 35VDC
2
10MF 35VDC
2
0.1
4
.01
7
.05
3
220pf
1
1MF 16VDC
2
SIMIS
U1
U2
U3,9
U4
U5
U6,12
U7,11
U8
U10
D1,2
D3,4,5 + Gate & Glide
Leds
POTS
P1
P2,3,4
Pitch Controls
7812
1
7912
2
4001
2
4516
1
4514
1
4069
2
4066
2
4017
1
TLO74
1
1N4001
2
1N914
35
20
2M
1
1M
3
50K
16

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Summary of Contents for EFM Sequencer 2

  • Page 1 1.5K 1/4 watt U7,11 4066 CAPACITORS 4017 C1,2 470MF 35VDC TLO74 C3,4 10MF 35VDC D1,2 1N4001 C5,6,7,16 D3,4,5 + Gate & Glide 1N914 C8,9,11,12,14,18,20 Leds C10,13,17 POTS 220pf C19,21 1MF 16VDC P2,3,4 Pitch Controls file:///D|/efm/pcb/seq2/seq2 page 1.html [9/4/2001 12:18:14 AM]...
  • Page 2 Sequencer 2 Schematic Diagram file:///D|/efm/pcb/seq2/seq2 page 2.html [9/4/2001 12:18:18 AM]...
  • Page 3 At the last minute I added a 4069 switch and changed the slide circuit to accommodate glide functions. This works by turning on glide at the first note set and leaving it on until the next. Turning glide on/off as the sequence is played. file:///D|/efm/pcb/seq2/seq2 page 3.html [9/4/2001 12:18:20 AM]...
  • Page 4 Sequencer 2 Parts Placement file:///D|/efm/pcb/seq2/seq2 page 4.html [9/4/2001 12:18:22 AM]...

Table of Contents