Hagerman Piccolo, Manual

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G G
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This document contains proprietary
information and except with written permission
of Hagerman Technology LLC such in
formation shall not be published, or disclosed to
others, or used for any purpose, and
the document shall not be copied in whole or in
part. Copyright Hagerman
Technology LLC 2007. All rights reserved.
+9V -5V
+7V -3V
+5.5V
R1
R2
47 100 220 470 1k 47k
4k7 1k 220 22
n/a
B
Piccolo MC Headamp Hagerman Technology LLC
P.O. Box 26437 Honolulu, HI 96825
11
W
e
d
n
e
s
d
a
y
,
M
a
y 09,
2007
Title Size
Document Number
Rev
Date:
Sheet
of
ICL7662 U1
V+
8
C+
2
OUT
5
GND
3
C-
4
S
6
C5 100uF 25V R13 10
Q1A 2SK389
Q1B 2SK389
R2
Q2A 2SK389
Q2B 2SK389
R7 470
R8 470
R5 4k7
R6 4k7
J1 IN
R1
R3 22
R4 22 C1 100nF
Q3A 2SK389
R10 220
Q3B 2SK389
R11 220
R20 100 R19 100
J2 OUT
R9 220K
C16 100nF
C14 100uF 25V
C17 100nF
C15 100uF 25V
C11 100nF
C13 100uF 25V
C10 100nF
C12 100uF 25V
R18 100
D3 BAT47
C4 100uF 25V
D2 BAT47
J3 DC
BATT+
BATT-
C3 100uF 25V
C6 100uF 25V
C7 100uF 25V
D1 LED R16 4k7x2
S2
R14 10 R15 10
C8 100uF 25V
C9 100uF 25V
R17 100
GND
LM2941 U2
FB
1
IN
4
OUT
5
GND
3
/EN
2
L1 120uH
C20 100uF 25V
C21 100uF 25V
R21 3k3 R22 1k
C19 100nF
C18 100nF
R12 10
D4 BAT47