RF Technology R50 Eclipse Series Provozní pokyny

Eclipse SeriesRF [email protected], 2003Revision 2R50 ReceiverOperation and Maintenance ManualThis manual is produced by RF T

Page 6 RF Technology R50to openExternal SpeakerOutputEXT_SPK 24AC Coupled ExternalSpeaker Output,5W @ 4Ω LoadDirect AudioOutputDIR_AUD 21>10k

RF Technology R50 Page 7program channel information. See the WinTekHelp users manual for furtherinformation.5 Circuit DescriptionThe following desc

Page 8 RF Technology R50FPSW1, FPSW2 and FPSW3 are three pins that have been reserved for future use asswitch inputs.LOOP/VOLTS_SEL is a CPU output

RF Technology R50 Page 9TXD_TTL, RXD_TTL, RTS_TTL, CTS_TTL, DTR_TTL, DSR_TTL, are RS232data pins which are connected to the main fron

Page 10 RF Technology R50U303A, U303D are buffers that isolate the bias voltage. The Microcontroller,U204, has both of these buffered voltages conne

RF Technology R50 Page 11components between FIL405 and U401 form the matching network for thefilter.U401 is an IF receiver IC which

Page 12 RF Technology R50the possibility of replacing MX401 with a mixer that requires a higher level ofLO drive (but an improved IP3 figure).5.6 Au

RF Technology R50 Page 13closes depends on the way in which the channel is programmed by the user.The position of RL602 is controlled by the signal

Page 14 RF Technology R506 Field Alignment (Calibration) Procedure6.1 Standard Test EquipmentSome, or all of the following equipment will be require

RF Technology R50 Page 15Then it will ask the operator to enter the value of Vref (as measured at TP913, see5.7).Measure the voltage, at TP913 (Vref

Page 2 RF Technology R50CONTENTS CONTENTS1 OPERATING INSTRUCTIONS 11.1 FRONT PANEL CONTROLS AND INDICATORS 11.1.1 Monitor Volume 11.1.2 Monitor Squ

Page 16 RF Technology R50is 388mV.(eqvt to 0dBm into 600 ohms)Enter <RET> when done.Set the RF signal generator's output to -60dBmEnter &

RF Technology R50 Page 17into any position, in any site, without the need to perform on-site re-programming. This can be convenient in m

Page 18 RF Technology R507.2 Physical ConfigurationThe receiver is designed to fit in a 19 inch rack mounted sub-frame. The installedheight is 4 R

RF Technology R50 Page 197.4.4 Frequency Stability±5 ppm over 0 to +60 C, standard±12 ppm over -30 to +60 C.7.4.5 Number of Channels256, numbered 0

Page 20 RF Technology R507.4.15 Receiver Frequency SpreadLess than 1dB change in sensitivity over the band7.4.16 Receiver Conducted Spurious Emissio

RF Technology R50 Page 217.4.21 Carrier Operated Switch (COS) OutputThe carrier operated switch output is via an Opto-coupler. Collector a

Page 22 RF Technology R50The External Squelch Input can be connected to the T/R Relay pin on Eclipsetransmitters mute the receiver duri

RF Technology R50 Page 23APPENDIX AEIA CTCSS TONE FREQUENCIESFrequencyEIA NumberNo Tone67.0A171.9B174.4C177.0A279.7C282.5B285.4C388.5A391.5C494.8B31

R50 PARTS LISTRF Technology R50 Page 25B R50 Parts ListMain PCB Assembly PartsRef. Description Part NumberC101 EMI Filter ARRY 100PF SMD 34/NFA3/1

R50 PARTS LISTPage 26 RF Technology R50C322 Capacitor 18P+/-5% NPO 50V 0603 46/63N1/018PC323 Capacitor 8P2+/-5% NPO 50V 0603 46/63N1/08P2C324 Capaci

RF Technology R50 Page 37.2 PHYSICAL CONFIGURATION187.3 FRONT PANEL CONTROLS, INDICATORS, AND TEST POINTS 187.3.1 Controls 187.3.2 Indicators 187.3.

R50 PARTS LISTRF Technology R50 Page 27C449 Capacitor 8P2+/-0.25 NPO 50V 0603 46/63N1/08P2C450 Capacitor 2P7+/-0.25 NPO 50V 0603 46/63N1/02P7C451 Ca

R50 PARTS LISTPage 28 RF Technology R50C511 Capacitor 100N+80/-20% Y5V 25V 0603 46/63Y1/100NC512 Capacitor 100N+80/-20% Y5V 25V 0603 46/63Y1/100NC51

R50 PARTS LISTRF Technology R50 Page 29C604 Capacitor Electrolytic BIPOL 50V 22U+/-20% RB.2.4 41/BP01/022UC605 Capacitor 15U /6.3V A-CASE ELECTROLYT

R50 PARTS LISTPage 30 RF Technology R50C940 Capacitor Electrolytic 10U 16V 6032 42/3330/010UC941 Capacitor Electrolytic 10U 16V 6032 42/3330/010UC94

R50 PARTS LISTRF Technology R50 Page 31L410 Inductor 270NH+/-5% 0805 37/8551/270NL411 Inductor 270NH+/-5% 0805 37/8551/270NL412 Inductor 220NH+/-5%

R50 PARTS LISTPage 32 RF Technology R50Q206 Transistor NPN GP SOT23 27/3020/3904Q301 Transistor NPN GP SOT23 27/3020/3904Q401 Transistor NPN RF BFQ1

R50 PARTS LISTRF Technology R50 Page 33R240 Resistor 0805 10K+/-5% 1/8W 51/8511/010KR241 Resistor 0805 22R+/-5% 1/8W 51/8511/022RR242 Resistor 0805

R50 PARTS LISTPage 34 RF Technology R50R417 Resistor 0805 680R+/-5% 1/8W 51/855/11/033KR418 Resistor 0805 680R+/-5% 1/8W 51/855/11/033KR419 Resistor

R50 PARTS LISTRF Technology R50 Page 35R511 Resistor 0805 1K+/-5% 1/8W 51/8511/001KR512 Resistor 0805 10K+/-5% 1/8W 51/8511/010KR514 Resistor 0805 1

R50 PARTS LISTPage 36 RF Technology R50R628 Resistor 0805 15K+/-5% 1/8W 51/8511/015KR629 Resistor 0805 15K+/-5% 1/8W 51/8511/015KR630 Resistor 0805

R50 PARTS LISTRF Technology R50 Page 37U201 IC Quad CMOS RS232 RCV SO14 29/14C8/9A01U202 IC Quad CMOS RS232 DRV SO14 29/14C8/8001U203 IC Reset Gener

1 2 3 4 5 6 7 8ABCD87654321DCBA1 1R50 BLOCK DIAGRAM05/9155/0001 18-Apr-2003 10:08:37D:\Protel Files\Work Files\9155_0002.ddb - Documents\Block_Diagra

1 2 3 4 5 6 7 8ABCD87654321DCBA1 1Rear Panel Board for 9154 (T50) and 9155 (R50)05/9160 R7 116-Aug-2002 09:56:54F:\Obsoleted Files\Old Files Backup\91

1 2 3 4 5 6 7 8ABCD87654321DCBA6 7Audio Processing 9155 B20-Feb-2002 23:49:42C:\Program Files\Design Explorer 99 SE\rft\r50\r50.Ddb - AUDIO.SchTitleSi

1 2 3 4 5 6 7 8ABCD87654321DCBA5 7Voltage Controlled Oscialltors9155 B20-Feb-2002 23:56:10C:\Program Files\Design Explorer 99 SE\rft\r50\r50.Ddb - VCO

1 2 3 4 5 6 7 8ABCD87654321DCBA3 7RF Section9155 B20-Feb-2002 23:55:20C:\Program Files\Design Explorer 99 SE\rft\r50\r50.Ddb - RF.SchTitleSize: Number

1 2 3 4 5 6 7 8ABCD87654321DCBA4 7Receiver Section9155 B20-Feb-2002 23:54:31C:\Program Files\Design Explorer 99 SE\rft\r50\r50.Ddb - RCV.SchTitleSize:

1 2 3 4 5 6 7 8ABCD87654321DCBA7 7Power Generation Section9155 B20-Feb-2002 23:51:26C:\Program Files\Design Explorer 99 SE\rft\r50\r50.Ddb - power.sch

1 2 3 4 5 6 7 8ABCD87654321DCBA2 7Microprocessor9155B20-Feb-2002 23:50:38C:\Program Files\Design Explorer 99 SE\rft\r50\r50.Ddb - MCU.schTitleSize: Nu

Page 1 RF Technology R501 OPERATING INSTRUCTIONS1 Operating Instructions1.1 Front Panel Controls and Indicators1.1.1 Monitor VolumeThe Mon. Volum

1 2 3 4 5 6 7 8ABCD87654321DCBA1 7RX50 Master Schematic9155 B20-Feb-2002 23:48:48C:\Program Files\Design Explorer 99 SE\rft\r50\r50.Ddb - RXmaster.sch

Page 2 RF Technology R501.1.4 C.SQThe C.SQ trimpot is used to set the carrier squelch sensitivity. Carrier squelch isuseful at higher si

RF Technology R50 Page 3is out of range.1 flash, pause Low dc supply voltageLED ON continuously External squelch is activeTable 1: Interpretations

Page 4 RF Technology R50In states (c) and (d), the COS+/COS- pair can “sink” current, or not sink current, thatis sourced elsewhere.The receivers wi

RF Technology R50 Page 5if the other frequency is detected. Similarly, one can enable/disable the defaultassertion of COS and/or loop depending on