O O O O O O O O O O O O O O O O O O O O O C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C O O O O
CO O O O N N
ON
O O O O N N N N N N N T T T T T T T T T R R R R R R R R R R R R R R R R R
T T T T T T T T T T R R R R R R R R
TR
T T T T T T T T T T 9 9
R9
R R R R 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 3 3 3 3 3 3 3 3 3 3 3 3 3 3 V
3 3 3 3 3 3 3 3 V V V V V V V T T T T T O O O O O O O O O O O O O O O O O O O O O O O O O
3V
3V
3V V V V V V V V V V V V V V V V V
3V
3 3 3 3 3 3 3 3 3 3 V V V V V V V V
3V
T T T O O
C5404
C5412
R5412
IF_IN
01
5pF
2.7pF
R5413
L5406
C5411
R5411
220nH
1MEG
0.5pF
1MEG
NU
NU
NU
Figure 7-61. HUE4039A Receiver IF Schematic
June 15, 2005
Coming From Abacus
RX_FILT_1
RF_ATTN_1_C
RF_ATTN_2_C
RF_ATTN_3_C
5V_IF
E5400
C5425
C5426
C5427
C5428
0.1uF
220pF
0.1uF
220pF
C5429
C5430
220pF
0.1uF
NU
NU
109.65MHz
Y5400
C5405
C5406
6
3
IN
OUT
16pF
2.7pF
L5400
C5410
C5413
L5403
L5407
390nH
220nH
390nH
1.8pF
1.8pF
Schematics, Component Location Diagrams, and Parts Lists: HUE4039A (UHF Range 1) Main Board