User manual

MFLUserManual 
rev.02
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CONFIGURATIONEXAMPLE:REMOTEDIVERSITYANDIFBAREA
Aboveanexampleofremotediversityreceptionusingallof4plug‐inmodulesavailable: 
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MFL‐RRTTintheremotesiteandMFL‐TTRRinlocalsite(i.e.OBvanormainstudiofacility).
Theremoteantennareceptionmodeissimilartotheonealreadydescribedbefore.Againthetunablefilterandvariablegainallowa
completepowercontrol,inthiswayfiberalwaysworks
atbestconditionwithoutanyriskofsaturation!
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AllRFandopticalpowercanberemotelymonitoredthroughEthernetbutalsocanberecordedwiththereal‐timeclockforlater
check!
UsingMAT283matrixcombinertheremoteandthelocalareacanbeintegrateinaverysafeway:
areaswhicharenotneededor
noisycanbedisabledinrealtime!

SimplysettinguptheMFLmodefrom“ANT”(antenna)to“IFB”,itcommutesonaninternalRFpathdesignedtobestmodulatea
referenceIFBsignals.OnlocalsiteaMTK952MSinmasterconfigurationgeneratesanIFBsignal
andareferenceoutthatfeedsthe
opticaltransmitter(inmode“IFB”).
Ontheremotesite,thereferencesignalisreceivedandamplifiedthroughaMTK952MSinslaveconfiguration:
Thiswaywecancreateasingle‐frequencyIFBarea!
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ThesystemisabletocompensateopticalandRFpower:
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MFLmonitors(throughanopticalpowermeter)andcompensatesautomaticallythelossoffiber!
- MTK952monitorsthetransmittedlevel(withandinternalpower/SWRmeter)toreachdesiredoutputpower!
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RF Power
Meter
Gain
Failsafe
Switch
Laser
External Filter
(Failsafe)
Antenna
Booster
(+12VDC)
RF-IN
140 MHz
RX
Antenna
Link
IFB-IEM
Link
INOUT
Tunable
RF Power
Meter
Gain
Failsafe
Switch
Laser
External Filter
(Failsafe)
Antenna
Booster
(+12VDC)
RF-IN
140 MHz
RX
Antenna
Link
IFB-IEM
Link
INOUT
Tunable
Optical Power
Meter
M
Gain
Failsafe
Switch
RF-OUT
RF-IN (Failsafe)
Optical
140 MHz
Optical Power
Meter
M
Gain
Failsafe
Switch
RF-OUT
RF-IN (Failsafe)
Optical
140 MHz
RF Power
Meter
Gain
Failsafe
Switch
Laser
External Filter
(Failsafe)
Antenna
Booster
(+12VDC)
Tunable
RF-IN
140 MHz
RX Antenna
Link
IFB-IEM
Link
IN OUT
RF Power
Meter
Gain
Failsafe
Switch
Laser
External Filter
(Failsafe)
Antenna
Booster
(+12VDC)
Tunable
RF-IN
140 MHz
RX Antenna
Link
IFB-IEM
Link
IN OUT
Optical Power
Meter
Gain
RF-OUT
RF-IN (Failsafe)
Optical
140 MHz
Optical Power
Meter
Gain
RF-OUT
RF-IN (Failsafe)
Optical
140 MHz
Remote
IFB/IEM
Remote
Diversity
Reception
Local
Diversity
Reception
Local
IFB/IEM
splitted
output
splitted
output
MFL-TTRR
wideband optical link
MFL-RRTT
wideband optical link
MAT283
matrix combiner
MRK960
wideband receiver
MTK952 SLAVE
wideband DDS transmitter
Single-frequency operation
+
MTK952 MASTER
wideband DDS transmitter
Single-frequency operation
+
A
BA
B
Optical Multiplexer
option option
Optical Multiplexer
single-mode
single-frequency
IFB area
#51
#53
#55
#57
#51
#53
#55
#57
CWDM
CH Frequency
#51  = 1510nm
#53  = 1530nm
#55  = 1550nm
#57  = 1570nm
CWDM
CH Frequency
#51  = 1510nm
#53  = 1530nm
#55  = 1550nm
#57  = 1570nm
Mux/Demux
Mux/Demux

RF
IN

RF
IN

RF
OUT

RF
OUT

RF
OUT

RF
OUT

RF
IN

RF
IN
B
A
B
A
MTK952TX1
MTK952TX1
MTK952TX2
MTK952TX2
TX.51
Mode:ANT
TX.53
Mode:ANT
RX.55
Mode:IFB
RX.57
Mode:IFB
RX.51
Mode:ANT
RX.53
Mode:ANT
TX.55
Mode:IFB
TX.57
Mode:IFB