Sharp LC-40CT2E (serv.man2) Service Manual ▷ View online
12 SAW FILTER
12.1 IF Filter for Audio Applications – Epcos K9656M
12.1.1
Standart:
B/G
D/K
I
L/L’
12.1.2
Features:
TV IF audio filter with two channels
Channel 1 (L’) with one pass band for sound carriers at 40,40 MHz (L’) and 39,75
MHz (L’- NICAM)
Channel 2 (B/G,D/K,L,I) with one pass band for sound carriers between 32,35 MHz
and 33,40 MHz
12.1.3
Pin configuration:
1 Input
2 Switching input
3 Chip carrier - ground
4 Output
5 Output
2 Switching input
3 Chip carrier - ground
4 Output
5 Output
12.1.4
Frequency response:
12.2 IF Filter for Video Applications – Epcos K3958M
12.2.1
Standart:
B/G
D/K
I
L/L’
12.2.2
Features:
TV IF filter with Nyquist slopes at 33.90 MHz and 38.90 MHz
Constant group delay
Pin configuration:
1 Input
2 Input - ground
3 Chip - carrier ground
4 Output
5 Output
2 Input - ground
3 Chip - carrier ground
4 Output
5 Output
12.2.3
Frequency response:
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