Hw Spec - LG GM750 Service Manual

2. PERFORMANCE

2.6 HW SPEC.

1) GSM transceiver specification
Item
Phase Error
Frequency Error
EMC(Radiated Spurious Emission
Disturbance)
Transmitter Output power and Burst
Timing
Burst Timing
Spectrum due to modulation out to
less than 1800kHz offset
Spectrum due to modulation out to
larger than 1800kHz offset to the
edge of the transmit band
Spectrum due to switching transient
Reference Sensitivity – TCH/FS
Usable receiver input level range
Intermodulation rejection – Speech
channels
AM Suppression
-
GSM : -31dBm
- DCS : -29dBm
Timing Advance
LGE Internal Use Only
Specification
Rms : 5°
Peak : 20 °
GSM : 0.1 ppm
DCS/PCS : 0.1 ppm
GSM/DCS : < -28dBm
GSM : 5dBm – 33dBm ± 3dB
DCS/PCS : 0dBm – 30dBm ± 3dB
<3.69us
200kHz : -36dBm
600kHz : -51dBm/-56dBm
GSM :
1800-3000kHz :< -63dBc(-46dBm)
3000kHz-6000kHz : <-65dBc(-46dBm)
6000kHz < : < -71dBc(-46dBm)
DCS :
1800-3000kHz :< -65dBc(-51dBm)
6000kHz < : < -73dBc(-51dBm)
400kHz : -19dBm/-22dBm(5/0), -23dBm
600kHz : -21dBm/-24dBm(5/0), -26dBm
Class II(RBER) : -105dBm(2.439%)
0.012(-15 - -40dBm)
± 800kHz, ± 1600kHz
: -98dBm/-96dBm (2.439%)
-98dBm/-96dBm (2.439%)
± 0.5T
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