BROEL & KJJCR
Ncerum
- Denmark
CIRCUIT
DIAGRAM
REF.
c
301
c
302
I
701
0 1,2
0 3
p
301
A
301
R
302
A
303
A
304
A
305
A
306,307
A
308
A
309
A
310
A 311
R
312
A
313
A
314
A
315
A
316
R
317
A
701
v 501
9.
73
COMPONENT
TYPE
Tantalum
Moving
Coil
Instrument
Front Plate
for
do.
Meter
House
for
do.
Meter
Glass
for
do.
Rubber
Seal
for
do.
Attenuator
Switch
Meter
and Fi
lter
Switch
Gain
Adj
.
Metal
1/
4W
Carbon
N
eon
Lamp
Circuit
Diagram
and
Parts
List
2203.2
0,47
J.iF
/
35
V
15J.iF/
16V
lin.
1%
5%
1
kO
11
kO
6,04
kO
19
,6
kO
1
.6k0
3.16
kO
10
kO
31 , 6 kO
100
kO
316
kO
462
0
1 kO
316
kO
31,6
kO
1
MO
10
kO
100
kO
33
kO
STOCK
REF.
CF
0027
CF
0028
IM
0053
IL
1095
IL
2095
IL
3095
IL
7095
OR
2203
OS
2203
pp
2103
RF
4110
RF
3604
RF
4160
RF
3169
RF3316
RF
4100
RF
4316
RF
5100
RF
5316
RF
2462
RF
3100
RF
3316
RF
4316
RF
5999
RF
4100
RF
5100
RB
4330
vs
800
1
C
IRCUIT
DIAGRAM
REF.
COMPONENT TY
PE
1 /
2"
to
1" Adaptor (
to
UA
0196)
Micro
switch
Battery 1. 5 V
Gold Contact
fo
r
input
socket
Rubber feet
STOCK
REF.
DB
0375
NT
0021
QB
0004
UA
0015
YJ
0392
Fu
r
thermore
2203
contains the
following
sub-assemblies the details
of
wh1ch
will
be
found
under
the
respective
numbers.
Input
Stage
I
nput
Amplifier
Output
Amplifier
Power Supply
ZE
0116
ZE
0117
ZE
0118
ZG
0081
On
page 0- 2
will
be
found
an exploded v1ew of the
instrument
showing
details
and
stock ref.
numbers
of
the
cabinet parts.
from
serial
no
467
1
52
2-
1
'·.'.~'!-
ZE
0116
10
k.A
J9kJ'L
R106 R
108
....
-<>---.------v._.vw,o9~--
-.-Rd--~----,
·.~·
@-
""'
·~.,.·-62v8
..__2~1~r
~t-....,.-
-1l=-:
..
:-=-
.
----'-::c::=;-~
ll
l
c'•'o2
vl'Oi
~
~
~~--+-~-+---+-----¥~103
__
~
1Gn.
R102
10
M.n
RI07
200Mil..
R104
5.
6k.n..
~R
110
1801u\
R1
05
~
-----------------~
'
i
:
!
'
'
'
I
~r-
-::.·
-::..:-:..:·:.::;-
::.-
·::..:·:..:·==.-
.::.;
· -
::..:
·
:..:
-:..:-
:.::;
-
.::.;
-
-::..:·:..:·:.::;·.::.;·
-::..:-:..:-:..:-:..:·.=.-.::.-
.::.
·
-::.:-:..:·..:.·::.·
·::..:-""'·
:
I
'
'
I
'
'
'
'
'
----- - :
--------------------------~
:
ZF
0016
/ I
1---~
--H----
,.
r->"'-,.o
Ref.
R 301
~ov
1.69
k
.tL
R
304
'-----;--
1-
·
------
R309
~
~
-
·~~~
=
'
02
100
kn~'J;
l
\\
_
//
~
--
l
~--
4---~
----~
"'~~
~o
,~:
'.
'!>-
:
l
ZE
0117
li.A
I
47A
.-~r---------,~------,~------t---r----r-~t!Y.~~=--:v--
·
---r----------'-------r---r--r---t:!:f':':;---o
.
gy
12kll..
R 2
01
BC
15
0kJ\
R 20 2
1.5M
.n.
R
204
270kh
R206
4
70A
R
21~
f
no)/i'
7
c
211
2)!~
•
100
pFIIC
22
0
1 •.•
:~~
l
21Skll.
301
k.n..
R222
" "/Pio• "iii2 I
..
,,n
f
2~~~
A
c'l,
c~
1
8
~'Pl
0 2
12kn.
o~
<7~F
R 210
c::rC2
08
4
70.n..
R 214
12
kn.
R216
22kn
R
224
"'"'
~
6
9.8kn.
~03.4
=f=
150
pF
R22S
R228
~R22i
C222
l
·~-.2."."'
iii
os
.....
___________
----
---------------------------------
OE0
11
0
/
/
/
03
L
__
Ga
in
Adj.
lk~
EKt.
Filter
In
Ext.
Fil
ter
l
c-··-
I
~~
V501
/
.../
- -
--
- -
1--
- -
---
-
-----------
./
AC
Out
' -
·,..::.::.·
'----------------
·
-------------------------
l
!
-------------------+---------------
~
--
;~
-
1
--------
'
I
I
I
'
_)
~------------------------------+------------1---------
l·
-~
ZE 0
11
8
~:.o:
.
.-------r-
------
--
--~--------------
r-
----
--
~-,R~~o--~-ov
·~~~
··
:~
F
1
kn
V401
47
.
Sk.n
.
;.
·
,;;
~
1
2
A03226
v
403
220J\.
R414
10.
21u\
a.
2Sk.n.
R4H$
l
•o
~~
F
':~~
c
~~
l
;.·;,&
4•
SFO
121 Q 4
04
39.
21<.n.
170
1
~
~
2
L~
301
A
L---
~
----
----
~--~~·
-·-
4
152.n.
Rl11
_____
)
12kJ'L
R401
R
4
~2
""
c
...
j
i:
4
0i
f"
i:
4o2
t---
*
Ut:
E~f~~r:r
li
2.0Sk.n.
R
412
3.92""
R
415
/
llk.n.
R 701
0 1
1:
Ref.
2:130d8
3:
120
...
.
4 : 110
...
.
5:
100 .
..
.
6:
90
-- -
7:
80
....
8:
70 dB
02
(01 in
70d8)
1:
10
dB
2:
20 -- -
3:
30
-·-
4:
40-
- -
5:
50
.
..
-
6:
60-
"-
7:
70
dB
03
1 :
Ext.
Fil
ter-
Meter
f
ast
2:
lin
3 : c
4:
8
S:
A
6:
Battery
7: A
8 : 8
9:
c
1
0:
Lin
11:
Ext.
F
il
ter
-Meter
slow
ASY
76
BC
174 8
BCW62
8
2N 34 57
B C E
B
LM
301A
AD
3226
o,,,~;rl~:.-~.'''
'
'"
"''""U~-
<•m•'"''"'~
• : ·'
a,,,,
,
v•
o
~
Bo\anu
Bolo
nc
t ' o
Bottom
vitw
11
~'
-"
"'
100A.
R ti24
100A
R
52
1
ov
.-~--r---------~----~--~-------------+--_,----,
J
r1
~
0 0 0 0 I 0 0
~
~
0 -
~0~1
'
0~
01~
01
0~1
0~
0)
0~1
0~
Ole:
01
0=1
0=------..
-9
2'2
0A
Reoe
10
kn
R809
~~e;:
OQQ
I/QQQ l !
uuu
1uuu
Q e'
o7
P
IS03
l - 4.5Y
H •1•
11-----a'\
o--
,
---------
-----------
---
---
------------
-----
-----
~
-----
-
--
-
-'
,
Li
ght
!0\
v v
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