FREDERICK ELECTRONICS lSOOB1500B, Instruction Manual

Page: 3 / 71

-FREDERICK
ELECTRONICS
CORPORATION
HAYWARD ROAD
•
POST OFFICE BOX 502
•
FREDERICK,
MARYLAND
21701
(
ERRATA SHEET
Model lSOOB
REFERENCE
CORRECTION
Figure 6-3
Added -2 and
-3
configurations as shown below;
CENTER BAND-
FREQ. WIDTH Yl
Y2
(Hz) (Hz)
(kHz)
(kHz)
C4 7
C48 C49 cso CSl
-2
-1900
1200 9001.9 8998.1 . 03 .04 .01 .04 .03
C61 C 6 2 C63 C64
.03 - .033 -
C65
. 0 3 .
f
f
l
(
-3 2000 1200 9002 8998 .03 .041.01 .04 Q7
()')
•
..JI.u"
-
. 0 3 31
-
I
•
02
I
t .
l
t
'
I
l
Figure
7- 5'
Parts
L
i
s t
Figures 6-4 and
7-G
Added item 59, part number 1MD-l-103J capacitor,
�01, S!?<
0 )
lOOV, Elmenco
Added item 60, part number 1MD-1-303J capacitor,
.03, 59<
0 )
lOOV, Elmenco
Added item 61, part number 1MD-l-203J capacitor,
.02, 59<
0 )
10_ OV, E lmenco
ECN 6-1-72
The secondary winding connection of audio output
transformer T6 to pin 22 will vary for diff erent
speaker output impedances as listed:
COLOR
Z
Yellow
White
Green
4n
sn
16n
6-9-72