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GSM_LNA275
MIX_275
( U341 Pin4 ) ( PA Filter ) ( PAC, Exiter, RF Switch )
NPA_MUTE
( WhiteCap ) ( Magic )
GSM_PINDIODE
TX_EN
RF_V2
PAC_275
GSM_LNA275
MIX_275
MIXER ISO. AMP
Q321
Q320
( U201 )
942,5MHz
FL460
FL470
942,5MHz
DCS_SEL
Q461
Q322
Q1254
400MHz
FL457
-5V
( U901 )
GSM LNA
RX MID CHANNELS GSM: CH 62 -- 947,4 MHz EGSM: CH 37 -- 942,4Mhz DCS: CH 700 -- 1842,8MHz DCS_LNA275
Q490
( Magic )
RF_V2 ( RX LNA, Mixer ) MIX_275 Q340
( WhiteCap ) ( Magic )
TX_EN
SF_OUT
DCS LNA
DCS_LNA275
MIX_275
Q343
RX_EN
( Q333 ) ( WhiteCap )
RF_V2
TVCO_250
( GCap ) ( Magic )
V1_FILT V1_SW
Q346
Q1254
( RX VCO, Q345 )
RVCO_250 1842,5MHz 1805-1880MHz
FL465
FL450
Q344 Q1255
TX_EN
( WhiteCap )
Q451
CR259
RX VCO
RF_V2
RF SWITCH
A1
RVCO_250 RX VCO MID CHANNELS GSM: CH 62 -- 1347,4 MHz EGSM: CH 37 -- 1342,4Mhz DCS: CH 700 -- 1442,8MHz V1 RF_V1
BCLKR BFSR BDR RX_ACQ
13MHz
CR230
Q262
V1 RX VCO FRQ. RANGE EGSM: 1325 - 1360Mhz DCS: 1405 - 1480MHz SF_OUT RVCO_250 RF_V2
RF_V1 RF_V1
GSM_LNA275
PAC_275
MIX_275
Q225 U913 MAGIC_IC
MAGIC_13MHz BCLKX CLK_SELECT
DCS_LNA275
U101
Q101
Q102
Q255
DCS_SEL RF_V2
MAGIC
SW_RF
TX_KEY DM_CS MQSPI_CS1 MQSPI_CLK1 DX_1 BDX
SPI BUS RF_V1
Q253
-5V_SW SF_OUT RF_V2 Vref
Q240
B+
Q105
MIX_275
Q104
-5V V1
Q242
Vref RF_V2 DCS_VCO
PAC_275
Q105
RF_V2
Q104
CR250 Y230 CR251
V1_FILT 26MHz
Q241 Q241
Q106
Dual Band KRAMER P11
TX_KEY_PAC DET_SW SAT_DET RVCO_250 B+ GSM_LNA275
( Q344 )
MIX_275
( Q340 )
TVCO_250
( Q343 )
Q342
DCS_SEL
( RX LNA, MIXER )
Q330
PA_B+ DM_CS VCTRL PAC_275
DCS_LNA275
Q345 Q331
( RX VCO )
GSM_SEL
Q331
DCS_VCO
U201 Q333
D_TX_VCO
( TX VCO, TX EXITER )
TX VCO FRQ. RANGE EGSM: 880-915Mhz DCS: 1710-1785MHz TX VCO MID CHANNELS
G_TX_VCO
GSM-DCS SELECT
D_TX_VCO
GSM: CH 62 -- 902,4MHz EGSM: CH 37 -- 897,4Mhz DCS: CH 700 -- 1747,8MHz
TX_VCO
SF_OUT
TX_EXITER
Q300 U300 FL300
900/1800MHz PA_B+
G_TX_VCO PAC_275
1747,5MHz 897,5MHz
LOOP FILTER
U250
PAC_275
CR300
V1_FILT V1_FILT
U400
TX FRQ. RANGE EGSM: 880-915Mhz DCS: 1710-1785MHz
CR301 Q400
GSM_PINDIODE PA_B+
Q455 U200
DM_CS PAC_275 D_TX_VCO TX_EN
Q201
CR306
PAC_275
Q202
VCTRL
U340
Q202
SAT_DET DET_SW TX_KEY_PAC NPA_MUTE
GSM_PINDIODE
Q303 Q303 Q304 Q301 Q302 Q302 Q304
-5V_SW
U341
PA_B+
CR307
Q301
REVISIONS
GSM SERVICE SUPPORT GROUP 01.10.99 Rev. 1.2 LEVEL 3 COLOUR SCHEMATICS GSM KRAMER RF Ralf Lorenzen, Ray Collins, Michael Hansen Page 2of 3
P.A. CONTROL
G_TX_VCO