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CXA3125N

Electrical Characteristics Measurement Circuit 2 (symmetrical output)

CXA3125N

IF OUT

1n

1n

56p

10k

56p

47k

47k

8p

1T363

2.6

φ2.5t

0.5p

0.5p

1T363

47k

BAND SW

ON : UHF

OFF : VHF

+5V

1p (UK)

47k

47k

1T362

16p

20

0.5p (UK)

1T363

47k

68p (RH)

3.2

φ

2.5t

1n

47k

51

3.2

φ

6.5t

51

VL

VH

1n

1n

1.2k

1n

3.3µ

Vt

+5V

2k

L1

56p

56p

100

1n

1n

3.3µ

+5V

1n

1n

1n

1n

VHF IN

UHF IN

1

2

6

7

8

3

4

5

1n

180

180

15

14

12

11

10

9

16

13

L1 is a pentagonal coil 4.5 t/4.5 t

L without indication is an air-core coil of 0.5 mm diameter.

These components value are the setting for USA frequency variation range.