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NMT/ETACS/NTACS Rx-LNA |
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Detects and amplifiers incoming signal
handset [860-870 MHZ (NTACS), 916-949 MHz (ETACS), 3V operation, good noise figure, low current]:
Discrete Bipolar Transistors: HBFP-0420, HBFP-0405, AT-32011, AT-31011
Integrated Circuits: INA-12063, MGA-85563, MGA-87563
base station LNA (Tower Mount Amplifier, Multi Carrier LNA)
[871-904 MHz (ETACS), 915-925 (NTACS), good NF]:
Discrete GaAS FETs: ATF-10136, ATF-21186
Integrated Circuits: MGA-82563, MGA-83563, MSA-1105
PIN diodes for gain set: HSMP-381x
base station radio card [871-904 MHz (ETACS), 915-925 (NTACS), good NF]:
Discrete Bipolar Transistor: HBFP-0420, HBFP-0405, AT-32011, AT-31011
Discrete GaAS FETs: ATF-21186
Integrated Circuits: MGA-82563, INA-51063
NMT/ETACS/NTACS Down Converter |
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Converts output of LNA to IF frequency
handset [860-870 MHZ (NTACS), 916-949 MHz (ETACS) in, 3V operation, low current]:
Integrated Circuits: IAM-91563
Discrete Diodes: HSMS-2829
AT-415, AT-320, AT-310, AT-305 as active mixer
base station radio card [871-904 MHz (ETACS), 915-925 (NTACS) in]:
Integrated Circuits: IAM-81008
Discrete Diodes: HSMS-2829
Low frequency amplification
handset [70-200 MHz, 3V operation, low current]:
Integrated Circuits: INA-30311
base station radio card [70-200 MHz]:
Integrated Circuits:
high gain: INA-02186,
INA-10386,
INA-52063,
INA-51063
high gain/ma: INA-12063,
INA-30311,
INA-51063,
INA-31063,
INA-50311,
MSA-0686
high Pout: MSA-1105,
MSA-0886,
MSA-0486,
MSA-0386,
INA-10386
NMT/ETACS/NTACS Switch |
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T/R: These FDD systems that uses a duplexer, not a switch.
Routing: includes or excludes elements from RF path, e.g. LNA switching for large signal case or signal path routing in multi-mode phones. Routing is not generally used in these handsets.
base station [to 949 MHz, fast, low distortion]:
Discrete Diodes: HSMP-3860,
HSMP-3880,
HSMP-3890 PIN diodes
Provides stable carrier for frequency conversion and/or modulator
handset [architecture dependant, 3V operation, low current]:
Oscillator:
AT-41511,
AT-32033,
AT-31033,
HBFP-0420,
HBFP-0405
Buffer Amplifier:
INA-31063,
MGA-85563
Prescalers: no Agilent Technologies products
Phase Comparators: no Agilent Technologies products
base station radio card [architecture dependant]:
Oscillator:
AT-32033,
AT-31033,
HBFP-0420,
HBFP-0405
Buffer Amplifier:
INA-31063,
MGA-86563,
MGA-85563,
INA-51063
Prescalers: no Agilent Technologies products
Phase Comparators: no Agilent Technologies products
NMT/ETACS/NTACS Baseband |
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provides data inputs to modulator, converts output of IF into information
no Agilent Technologies products
NMT/ETACS/NTACS Tx-Power Amplifier |
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amplifies outgoing signal for broadcast, sets to correct power level
handset [871-904 MHz (ETACS), 915-925 (NTACS), 3V operation, up to 1W Pout, high efficiency]:
Discrete Transistor line-up:
AT-38043,
AT-33225
Detector diodes for power control: HSMS-28xx
base station radio card [860-870 MHZ (NTACS), 916-949 MHz (ETACS), 10 mw - 1W Pout]:
Discrete Transistors line-up:
AT-38043,
AT-33225
Detector diodes for power control: HSMS-28xx
NMT/ETACS/NTACS Tx-Driver |
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"glue" part that amplifies modulator output sufficiently to drive power chain
handset [871-904 MHz (ETACS), 915-925 (NTACS), 3V operation, 0 to 10 mW Pout, high efficiency]:
Discrete Transistors:
HBFP-0420,
AT-320xx,
AT-415xx
Integrated Circuit Amplifiers:
MGA-81563
base station radio card [860-870 MHZ (NTACS), 916-949 MHz (ETACS), 0 to 10 mW Pout]:
Discrete Transistors:
HBFP-0420,
AT-320xx,
AT-415xx
Integrated Circuit Amplifiers:
MGA-81563,
MSA-0611,
MSA-2111
NMT/ETACS/NTACS Tx-Modulator |
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combines data with carrier
[FM modulated VCO]
3-6V:
AT-415, AT-320, AT-310, AT-305 as VCO
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