B&K 281 - Schematic Diagram; Notes on Schematic Diagram; Abbreviations in Schematic

FUNCTION
E]
CNET
ww
117/234У XFRMR.
PRIMARY WIRING
234У SCHEME
VIA |
т?
2
ПТУ SCHEME
u
E
vaa p=
ms
бк
cs
E] poranny
SI
ce OFFSET
UK
EL.
T
о MEG CAL
RS6,0K
Ciz, a7, Poy
+1204—]
DC BAL
Rad OK
Lr
юк
ve
MHT/BLU
—— — — —41
D
R70,68
VERE.
thes sd 19%
R50, 820
E
GIE
ісе
17747
7879731717012]
ісе
*200V
mes
к
м
E mes.
к
as
NOTE — unless otherwise specified
1. All resistors in ohms, 1/4 Wait, 5%; resistors marked with asterisk (Ж)
ore /2Wah, 1/2%, metal film composition
2. All capacitors in mfd, = 10%.
3. Voltage measurements taken with а VTVM and referenced to РС. Board
соттоп ground (+), line voltage maintained at 17 VAC; FUNCTION
switch in +OCV position, RANGE switch in IOV position, + and
COM inputs shorted together.
4. Function ond Range switches shown h full CCW position.
8. Titles in rectangles indicate front panel nomenclature
6. Abbreviations
POLY = Polyester
W.W. = Wire Wound
Е = Metal Film
S.B. = Slo-Blo
k= 1,000
M= 1,000,000
7 108,109: Pin 14 to 45У, Pin 7 to GND.
LAST NUMBER USED
LAST NUMBER NOT USED
[мам PC SD | OTHER
muo — [Reis
coz
пі? 0104
‘rr 902
кі?