DTS (800) Dover Telecommunication Services, Inc. © 2002 All rights reserved Performance Testing Microwave Radio Performance or Turn-up testing is required when –Put on the air for the first time –Periodic maintenance is performed –Establishing base line measurements –Future troubleshooting tool

DTS (800) Dover Telecommunication Services, Inc. © 2002 All rights reserved Performance Testing DTS provides various custom reports to the customer in a Performance Test. For example....

DTS (800) Dover Telecommunication Services, Inc. © 2002 All rights reserved Performance Certification Site Information -Date -Tested By -To/From -Radio Type -Radio Configuration -Number of T1’s Installed -Data Rate

DTS (800) Dover Telecommunication Services, Inc. © 2002 All rights reserved Performance Certification Rack Specifications –DSX Slots –Radio Location –Power Supply Readings –Battery Testing –Dehydrator Pressure Test

DTS (800) Dover Telecommunication Services, Inc. © 2002 All rights reserved Performance Certification Radio Information –Modulation Type –Transmit Frequency –Receive Frequency –PA Equipped –ATPC

DTS (800) Dover Telecommunication Services, Inc. © 2002 All rights reserved Performance Certification Alarm Checks –Lamp Tests –Rack Alarm –TX Alarm –TX On-line –RX Alarm –RX On-line –I/O Alarm –I/O Online

DTS (800) Dover Telecommunication Services, Inc. © 2002 All rights reserved Performance Certification Frequency & Power Measurements –Transmitter(s) Specified Measured –Receiver(s) Specified Measured

DTS (800) Dover Telecommunication Services, Inc. © 2002 All rights reserved Performance Certification Measured RSL –TOR Measurement –Insertion Loss –Calculated RSL RSL Curve Test Results –Signal Gen. Level –Measured DC Volts (RSL)

DTS (800) Dover Telecommunication Services, Inc. © 2002 All rights reserved Performance Certification Antenna System –Antenna Type –Polarity –Space Diversity –Waveguide Length –Antenna Center Line –Feed Orientation –Waveguide Return Loss

DTS (800) Dover Telecommunication Services, Inc. © 2002 All rights reserved Antenna Sweep East

DTS (800) Dover Telecommunication Services, Inc. © 2002 All rights reserved Antenna Sweep West

DTS (800) Dover Telecommunication Services, Inc. © 2002 All rights reserved Performance Certification Digital Traffic Tests –BER Threshold Level –24 hour BER Test Results

DTS (800) Dover Telecommunication Services, Inc. © 2002 All rights reserved BERT Set-up Report TEST SET CONTROLS PRINT MODE: T1-ESF CHAN FOR: FULL T1 SOU 1: QRSS SOU 2: N/A DIS HOL: OFF CODE: B8ZS TIMED/CONT: TIMED L1 CHAN: L2 CHAN: -- DROP: LINE 2 INSERT: LINE 1 L1 REC INP: TERM L2 REC INP: TERM PRI EVE: ERR SEC LOOP UP: OFF LOOP DOWN: OFF SIG A BIT: OFF SIG B BIT: OFF SIG C BIT: OFF SIG D BIT: OFF ERR INS LOG: OFF ERR INS BPV: OFF ERR INS FRA: OFF ERR INS YEL: OFF

DTS (800) Dover Telecommunication Services, Inc. © 2002 All rights reserved BERT Test Report RESULTS AT BEGINNING OF TEST - MANUAL PRINT BIT ER2: 0 ASY ES2: 0 BER2: 0. E-07 EFS2: 25 % EFS2: % SYN ES2: 0 OOS SE2: 0 PAT SL2: 0 SES2: 0 % SES2: 0.00% DEG MN2: 0 %DG MN2: 0.00% UNAV S2: 0 %AVLBL2: % CSES2: 0 F F ES2: UNAVAIL F FSES2: UNAVAIL F BPVS2: UNAVAIL F SLPS2: UNAVAIL PRM TM2: UNAVAIL F CRCE2: UNAVAIL SI CRC2: UNAVAIL LO CRC2: UNAVAIL MD CRC2: UNAVAIL MH CRC2: UNAVAIL HI CRC2: UNAVAIL SV CRC2: UNAVAIL PY SRC2: UNAVAIL BPVS2: 0 BPV S2: 0 BPV RT2: 0. E-07 FRM ES2: 0 FRM ER2: 0 FR ERT2: 0. E-04 CRC ER2: 0 CRC ES2: 0 FR LOS2: 0 FR L S2: 0 CRC SE2: 0 CRC RT2: 0. E-03 RCV FR2: RCV LV2: 1.4dBdsx RCV LV2: UNAVAIL RCV LV2: 7.08 V SPX CR2: 0 mA TM SLI2: UNAVAIL BIT SLI2: UNAVAIL SLI SC2: UNAVAIL DELAY2: uS 0 TST LEN: 24:00:00 ELA TM2: 00:00:25 TST END: 23:59:35

DTS (800) Dover Telecommunication Services, Inc. © 2002 All rights reserved Final BERT Report TEST COMPLETE MANUAL PRINT 15:21:29 APR BIT ER2: 0 ASY ES2: 0 BER2: 0. E-11 EFS2: % EFS2: % SYN ES2: 0 OOS SE2: 0 PAT SL2: 0 SES2: 0 % SES2: 0.00% DEG MN2: 0 %DG MN2: 0.00% UNAV S2: 0 %AVLBL2: % CSES2: 0 F F ES2: UNAVAIL F FSES2: UNAVAIL F BPVS2: UNAVAIL F SLPS2: UNAVAIL PRM TM2: UNAVAIL F CRCE2: UNAVAIL SI CRC2: UNAVAIL LO CRC2: UNAVAIL MD CRC2: UNAVAIL MH CRC2: UNAVAIL HI CRC2: UNAVAIL SV CRC2: UNAVAIL PY SRC2: UNAVAIL BPVS2: 0 BPV S2: 0 BPV RT2: 0. E-11 FRM ES2: 0 FRM ER2: 0 FR ERT2: 0. E-08 CRC ER2: 0 CRC ES2: 0 FR LOS2: 0 FR L S2: 0 CRC SE2: 0 CRC RT2: 0. E-07 RCV FR2: RCV LV2: 1.4dBdsx RCV LV2: UNAVAIL RCV LV2: 7.08 V SPX CR2: 0 mA TM SLI2: UNAVAIL BIT SLI2: UNAVAIL SLI SC2: UNAVAIL DELAY2: uS 0 TST LEN: 24:00:00 ELA TM2: 24:00:00 TST END: 00:00:00

DTS (800) Dover Telecommunication Services, Inc. © 2002 All rights reserved Radio Provisioning Captures actual radio set-up Shows channels in service Shows alarm status upon acceptance

DTS (800) Dover Telecommunication Services, Inc. © 2002 All rights reserved Status and Alarms East

DTS (800) Dover Telecommunication Services, Inc. © 2002 All rights reserved Status and Alarms West

DTS (800) Dover Telecommunication Services, Inc. © 2002 All rights reserved Provisioning East

DTS (800) Dover Telecommunication Services, Inc. © 2002 All rights reserved Provisioning West

DTS (800) Dover Telecommunication Services, Inc. © 2002 All rights reserved Performance Testing If you are experiencing operating difficulties on either analog or digital microwave systems, we invite you to give us a call.

DTS (800) Dover Telecommunication Services, Inc. © 2002 All rights reserved