KEF 104/2 Loudspeaker Crossover Circuit Diagram

KEF 104/2 Crossover - Part No: R2050 (Fitted to System SP3037)

LF Drivers

MF Drivers

HF Driver

Input

+

5Ù 5W 5%

C3 100µ 50V

L3

R2 2.2Ù 5%

C2 100µ 50V

C15 16µ 100V 10%

L6 L7

LF Upper

L1

C5 450µ 50V C1 7µF 50V 10% LL

L5

+

C4 600µ 50V

+

L8

C8 25µ 100V 10%

C9 240µ 50V

C10 50µ 100V C11 10% 30µ 100V

L11 L9

1.0Ù 5W 5%

C16 10µ 100V

+

3.9Ù 11W 5%

MF Lower

-

-

LF Lower

L4

C14 4.2µ 50V 10% LL

C13 3.3µ 50V 10% LL

C7 100µ 50V

C6 100µ 50V

L2

L10

0.68Ù 11W 5%

Input

L12

+ 8.2Ù 11W 5%

8.2Ù 11W 5%

C12 4.2µ 50V 10% LL

HF

+

MF Upper

-

LF Drivers: B200 (SP1188)

MF Drivers: B110 (SP1190)

HF Driver: T33 (SP1191) JEF 29 May 2015

LF/L + L1

L3

L4

L2 C3

R2

LF/L -

C2

C15

C4

LF/U LF/U +

L12 C16

C1

C5

In -

L10 C8

C7

L11

C6

C10 C14

C9

C12

In +

C13

C11 L6 L7 L9

L8

L5

Owner Label

PCB Pin Not Used

Red = HF Blue = HF + Black = MF Upper Yellow = MF Lower White = MF Upper + Green = MF Lower +

Locator Pin & PCB hole

MF & HF PCB Pins and Connector

Blue = Brown = Yellow = Green = Yellow = Green =

HF + HF MF Lower MF Lower + MF Upper MF Upper +

MF & HF Flying Leads

MF & LF Flying Leads &Connections