AN 074 Rev E

19 / 24

19-November-2002

Applications Note No. 074

Silicon Discretes

Figure 26. Forward Gain, complete BGA430 + BGB540 I.F. Amplifier. (No coaxial cable is

included). Note positive gain slope.

CH1

S 21

log MAG

2 dB/

REF 33 dB

START 900.000 000 MHz

STOP 2 200.000 000 MHz

Cor

Avg

8

Smo

Del

PRm

SCALE

2 dB/div

29 Jul 2002 22:58:08

1

2

3

2_: 37.311 dB

1 450.000 000 MHz

1_: 33.091 dB

950 MHz

3_: 37.271 dB

2.15 GHz

Figure 27. Reverse Isolation, complete BGA430 + BGB540 I.F. Amplifier. (No coaxial cable is

included).

CH1

S 12

log MAG

10 dB/

REF 0 dB

START 900.000 000 MHz

STOP 2 200.000 000 MHz

Cor

Avg

8

Smo

Del

PRm

29 Jul 2002 23:02:05

1

2

3

2_:-68.136 dB

1 450.000 000 MHz

1_:-65.945 dB

950 MHz

3_:-70.367 dB

2.15 GHz