Acoustic Performance Partnership
Eastern Acoustic Works
KF852 Page 15
One Main Street, Whitinsville MA, 01524 USA • Phone 508/234-6158 • Toll Free 800/992-5013 • Fax 508/234-8251 • BBS 800/889-2540
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Configuration Data KF852E
Part#: 80852EA Main System: KF852E with BH852 Notes: CD 5002 Subwoofer: SB850
Designation
Value
PCB #
Function
Implementation
R1
232k
1 & 2
Off Mode Fixed LF Hi-Pass (with R2)
-3 dB @ 40 Hz
R2
232k
1 & 2
SB Fixed Boost
+6.0 dB @ 35 Hz
R3
3.32k
1 & 2
Parametric EQ
-11 dB @ 3500 Hz, B=.9
R4
825 Ohms
1 & 2
Parametric EQ
-11 dB @ 3500 Hz, B=.9
R5
9.76k
1 & 2
Parametric EQ
-11 dB @ 3500 Hz, B=.9
R6
6.65k
1 & 2
Parametric EQ
-11 dB @ 3500 Hz, B=.9
R7
14.3k
1 & 2
Off Mode LF Dynamic Boost (with R8)
+6.0 dB @ 50 Hz
R8
93.1k
1 & 2
Adj./Dist. Mode Dynamic Hi-Pass
-3 dB @ 13 Hz
R9
93.1k
1 & 2
Adj./Dist. Mode Dynamic Hi-Pass
-3 dB @ 13 Hz
R10
open
1 & 2
Off Mode LF Dynamic Boost (with R9)
+6.0 dB @ 50 Hz
R11
475 Ohms
1 & 2
Parametric EQ
-11 dB @ 3500 Hz, B=.9
R12
2.49k
1 & 2
Off Mode Fixed LF Hi-Pass (with R13)
-3 dB @ 40 Hz
R13
12.7k
1 & 2
SB Fixed Boost
+6.0 dB @ 35 Hz
R1
5.23k
3 & 4
LF Phase
100k/22nF -> 1456 Hz
R2
7.68k
3 & 4
SB Gain
+4.7 dB
R3
2.21k
3 & 4
SB Gain
+4.7 dB
R4
115k
3 & 4
SB Threshold
1.0 V
R5
7.15k
3 & 4
LF Gain
+3.5 dB
R6
2.87k
3 & 4
LF Gain
+3.5 dB
R7
21.0k
3 & 4
SB Phase
40k/100nF -> 116 Hz
R8
36.5k
3 & 4
Off/Dist. Mode Fixed LF Hi-Pass
-3 dB @ 40 Hz
R9
5.9k
3 & 4
MF Gain
-1.5 dB
R10
124k
3 & 4
LF Threshold
1.0V
R11
43.2k
3 & 4
Off/Dist. Mode Fixed LF Hi-Pass
-3 dB @ 40 Hz
R12
3.92k
3 & 4
MF Gain
-1.5 dB
R13
133k
3 & 4
MF Threshold
1.0V
R14
9.31k
3 & 4
HF Gain
+7.9 dB
R15
249k
3 & 4
MF Phase
100k/2.2 nF -> 1.01 kHz
R16
750 Ohms
3 & 4
HF Gain
+7.9 dB
R17
174k
3 & 4
HF Threshold
0.5 V
RN1, RN7
13k
HF Hi-Pass
1225 Hz (10 nF)
RN2, RN8
6.2k
MF Hi-Pass
256 Hz (100 nF)
RN3, RN9
10k
MF Low-Pass
1.6 kHz (10 nF)
RN4, RN10
6.2k
LF Low-Pass
256 Hz (100 nF)
RN5, RN11
20k
LF Hi-Pass
80 Hz (100 nF)
RN6, RN12
20k
SB Low-Pass
80 Hz (100 nF)
High Frequency EQ jumper: Pin 5