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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