Alinco DR-61 OT/E, Руководство по обслуживанию

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1 0 ) N J M 4 5 5 8 ( X A 0 0 9 7 )
Operational Amplifiers
1 1 ) R H 5 V A 6 0 A A ( X A 0 3 1 5 )
C-MOS Voltage Detector
Equivalent Circuit
VDD ..............................................
(4>
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■ o
OUT
:vss
1 2 ) ] iP C 1 6 7 6 G ( X A 0 1 5 1 )
RF Amplifier
Block Diagram
A Output [
A-Input [
A +lnput [
1 A
8
2 A
7
A
3
6
4
5
B Output
B -Input
PZ]V+
u u u
OUT VDD VSS
RH5VA60AA
Output GND
Parameter Symbol Condition Ratings Unit
Max. supply voltage Vcc
6
V
Power dissipation Ptot
200
mW
Idle current Icc no signal 19 mA
Power gain GP f=500MHz 22 dB
Noise figure
NF f=500MHz 4.5 dB
Upper frequency fu 3dB down 1200
MHz
Isolation ISL f=500MHz 28 dB
Input return loss RLin f=500MHz
12
dB
Output return loss
RLout
f=500MHz 9 d3
Max. output power Po f=500MHz 5.5 dBm