History change record, Bestar electronics industry co.,ltd, Speaker – BeStar BLS50-1-08H18.2B-03 LF User Manual
Page 6: Change items, Version no, Approved drawn, Date
T
h
is
p
ri
n
t
and
i
n
fo
rm
a
ti
on
t
he
re
i
n
a
re
p
rop
ri
e
ta
ry
t
o
B
e
s
ta
r E
le
c
tr
on
ics
I
ndu
s
tr
y
C
o
.,
L
td
.
and
s
ha
ll
no
t
be
u
s
ed
i
n
w
ho
le
o
r
in
p
a
rt
w
it
hou
t
it
s
wr
itt
en
c
on
tent
BESTAR ELECTRONICS INDUSTRY CO.,LTD
B
Drawn
Date
6
5
A
A
REV.
C
D
B
Page:5 of 5
Drawn by:
Note
4
3
Checked by:
Approved by:
程久生
DRG NO: BS/TES01.938C
2
1
Speaker
Date:
BLS50-1-08H18.2B-03 LF
A
C
D
BLS50-1-08H18.2B-03 LF
Change Items
6. History change record
E
F
version
No.
G
A
Before
H
6
5
E
F
Approved
Drawn
After
程久生
Date
G
4
3
2
1
H
王文邦
08.04.11
王 平
汪凤声
08.04.11
王 平
B
程久生
08.05.08
汪凤声
(1)the Hight:20mm,the Pin
thickness :0.5mm;
(2),PET membrance(0.5W Power)
(1)the Hight :17mm,the Pin
thickness :0.475mm;
(2),PU&Paper membrance( 1W
Power)
B
08.05.08
汪凤声
08.06.20
C
08.06.20
汪凤声
C
PU&Paper membrance
( 1W Power)
08.06.20
程久生
汪凤声
Cloth&Paper membrance
( 1W Power)