BWD MINI-LAB 603B Manual page 76

BWD PRECISION INSTRUMENTS PTY. LTD.
MANUAL CHANGE INFORMATION FOR MODEL BWD 603B
FROM SERIAL
NO. ISSUE DATE
FROM SERIAL
NO. ISSUE
DATE
50121
13
16.
12.81
53349 17
25-10-83
14
23.4.82
18
20/08/84
15
12.10.32
57591
20 1/4/86
52526
16 7.6.83
1
ssue Sect Page Cct.
AMENDMENT
13
ALL
ALL New handbook and improved circuit
7
1
RV& added
to
Table
7 5
Section 7.13 altered
to
include adjustment of
R\/6
7 9
Diagram changed to suit new PC board
14
7
11
Diagram changed to suit new PC board
14
11
1
135? RSS S
R100 added
14
1 1
135?
R106 changed from 150K to 120K
14
1 1
135?
R125 changed from 2K2 to
1K2
14
1
1
135?
R134 changed from
390J^
to
560fl
14
11
1
135? Rl40
changed from
470fl
to
680fi
14
11 2 135?
RV6 changed from
IK to
50fi
14
11 2
135?
RV8 added
14 11
2
135?
C135 changed to Cl4l (number was used twice)
14
11
3
135?
D127 added
14
11
3
135?
U4 changed from LM7906
to
LM7905
14
11
5
1357
R151
changed from
680J2
to
6PfJ
14
11
5
1357
R503 changed from 33K to 22K
14
1
6
1357
RV112 changed from
IK
to 2K
14
11
6
1357
CI28
changed from 39pf
to 47pf
14
11
6
1357
CI29 changed from 22pf
to 1?pf
14
11 6 1357
I
C137.C138,
C406 added
14
11
6
1357
C120
changed
to
Cl40 (number was used twice)
15
11
1
RI27 changed
from
270
to 56O
15 11
1
RI28
changed from 3-3K
to
1.5K
1
15
11
1
Add RI7I 1K3
1/4W
S%
MF
15
11
2
Cl 16
Changed from
ImF to
680pF
15
11 2
CII7 Deleted
15
11 2
Cl4l
Changed from
lOpF to
3.2pF
16
11
_
6
13^
Add C322 lOOpf
6OOV 5% N750 CDS
17 11
6 1357
Delete C128 and C129
17
11
3
1358
Add Q10 and dll (2N 5769)
18
1
6 1357
C128 added (33pF)
18
1
6
1357
CI29 added (lOpF)
18
1
5
1357
R507
&
R5IO
changed from
270,
to
330
18
1
2 1358 C99 £
C100 added (0.0047yF)
18
1 1
135?
R98 added (18K)
18
1
1
135?
RI39 changed
from
470J2
to
560fl
18
1
1
1358
R140 changed
from
680fi
to
560J^
18
1
1
135?
R143 changed from
390fl
to
470f2
18
1
1
1358
Rl47 changed
from
3K3 to
1K8
18
1 1
1358
Rl48 changed
from 2K7 to
1K8
18
1
2
1358
Cl4l
changed
from
8p2 to 12pF
19
1
2
1358 Add C142
220uF 10V
20
11 11 1355
flHd
0225
TM4nnd
Fn/1
i4/bts