CALAMP WIRELESS NETWORKS INC. BDD4T83-2 사용자 설명서

120 20170-302

iii

Paragon

PD

Technical Manual

Carrier deviations ................................................................................................................................. 23

RADIO PROGRAMMING AND ADJUSTMENTS ..................................................................................... 24

.................................................................................................................... 24

Recommended Items.............................................................................................................................. 24

Module Programming ........................................................................................................................... 24

Channel Selection via DIP Switches ..................................................................................................... 27

................................................................................................................................ 28

Test Equipment...................................................................................................................................... 28

Receiver module (T885-xx-0200, T855-xx-0250 & T835-xx-0200) ...................................................... 29

Initial Setup ...................................................................................................................................................29

Synthesizer Alignment ..................................................................................................................................29

Front-End Alignment ....................................................................................................................................30

SINAD and Linearity Check .........................................................................................................................30

RSSI Adjustment...........................................................................................................................................31

Exciter Module (T881-xx-0200,T857-xx-0250 or T837-xx-0200)...................................................................... 32

Initial Setup ...................................................................................................................................................32

Synthesizer Alignment ..................................................................................................................................32

TX Frequency Error Adjustment ...................................................................................................................33

Low-Frequency Balance Adjustment ............................................................................................................33

Exciter Power Output ....................................................................................................................................34

Power Amplifier Module (T889 (800-870 MHz only), T859 or T839) .................................................. 34

Power Amplifier Power Output .....................................................................................................................34

Forward Power Alarm Level (Optional setting) ............................................................................................35

Reverse Power Alarm Level (Optional setting) .............................................................................................35

Tait T859 (UHF) Standard Tuning Procedure...............................................................................................35

Tait T859 Tuning for Best Efficiency............................................................................................................35

(TPL) LMS series Power amplifier (PA8-2BF-LMS) (890-960 MHz)................................................... 36

Power Output alignment (from TPL Communications).................................................................................36

Forward Power Alarm Level .........................................................................................................................36

Amplifier Activation......................................................................................................................................36

RF Input (Relative Reading) .........................................................................................................................36

Forward Power meter calibration ..................................................................................................................36

Reverse Power meter calibration ...................................................................................................................36

Reverse Power Alarm Level ..........................................................................................................................37

SPECIFICATIONS .......................................................................................................................................... 45

EVIATION ADJUST

........................................................................................................ 44

YPICAL RADIO AND POWER SUPPLY ASSEMBLIES

................................................................... 6

................................................................................................................................. 6

YPICAL RADIO AND POWER SUPPLIES ASSEMBLY

..................................................................... 7

................................................................................................................................... 7

S REAR CONNECTION

..................................................................................... 9

ECEIVER MODULE FRONT PANEL

.............................................................................................................. 10

............................................................................................................... 11

......................................................................................................... 11

......................................................................................................................................... 12

UPPLY REAR CONNECTIONS

.............................................................................................. 12

MEMBRANE SWITCHES

............................................................................................................... 13

........................................................................................................................................ 15

13 - RS-232 P

................................................................................................................ 16

14 - ALARMS LED

.................................................................................................................... 16

CABLE AND PINOUT

............................................................................................................... 18

ARRIER DEVIATIONS FOR

........................................................................ 23