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1 Required Test Equipment
Table 1
Number
Name
1
Computer
2
Programming
software
3
Programming
cable
4
Dubbing cable
DC regulator
5
6
RF
power
meter
Frequency
7
meter
8
Frequency
deviator
9
DMM
10
Audio
signal
generator
11
RF
power
attenuator
12
Standard
signal source
13
Oscillograph
14
Audio
Frequency
voltmeter
Recommend how to use: item 6, 7, 8, 10, 11 and 12 which listed in the table can be substituted by
integrated tester HP8920/HP8921.
ADJUSTMENT
Above P2, compatible IBM PC, WINDOWS 98/ME/2000/XPOperating System
ARD001
CPL-01
Output voltage:7.4V, output electric current:≥ 5A
Test range: 0.5---10W
Frequency range: 100MHz—500MHz
Resistance: 50Ω
SWR≤1.2
Frequency range: 0.1—600MHz
Frequency accuracy: higher than±1×10
Sensitivity: higher than 100mV
Frequency range: DC—600MHz
Test range: 0--±5kHz
Input resistance: above 10MΩ/V DC, capable of measuring voltage, electric current
and resistance.
Frequency range:2---3000Hz
Output level: 1---500mV
Decrement: 40db or 50db
Receive power : higher than10W
Frequency range:10MHz---1000MHz
Output level:0.1uV~32mV (-127dBm~-17dBm)
Frequency range: DC~20MHz
Test range: 10mV~20V
Test range: 10mV~10V
Parameter requirements
-6
1

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Summary of Contents for Covalue DR6000-1

  • Page 1 ADJUSTMENT 1 Required Test Equipment Table 1 Number Name Parameter requirements Computer Above P2, compatible IBM PC, WINDOWS 98/ME/2000/XPOperating System Programming ARD001 software Programming cable Dubbing cable CPL-01 Output voltage:7.4V, output electric current:≥ 5A DC regulator Test range: 0.5---10W power Frequency range: 100MHz—500MHz meter Resistance: 50Ω...
  • Page 2 Figure 1 External Speaker/microphone Interface Definition 2 Adjustment Items Some detection and adjustment shall be made to the station technical data after changing the components during the maintenance. The debugging introduction of some related circuits goes as follows: Some parameters of the product can be adjusted (“Interphone Performance Tuning”) by use of ARD001 Programming Software of our company.
  • Page 3 Table 2 High/ Intermediate/ Low Frequency Point of All Models Low Frequency Point Intermediate High Frequency Point Frequency Point DR6000-1 DR6100-1 173.975 MHz 136.000 MHz 155.100 MHz DR7000-1 DR7100-1 3.2 PLL frequency calibration Double-click to enter “Frequency Stability” in “Interphone Performance Tuning” to achieve the rated transmitting frequency by adjusting the number from 0 to 255 (Error<200Hz).
  • Page 4 is the same as that of “QT(670) frequency offset”. 3.8 Receiving Sensitivity Double-click to enter “Receiving Sensitivity” in “Interphone Performance Tuning” Mode to adjust the five frequency points including ”Lowest”, “Low”, “Mid”, “High” and “Highest” respectively and the number from 0 to 255 for setting max sensitivity of all points.
  • Page 5 Table 4 Receiving part Item Test condition Instrumentation Test point Remarks Correcting Requirement member Power of Test frequency: RF signal Audio (Volume knob Intermediate Frequency generator Power Speaker clockwise Point internal Interface the end) Audio Oscillograph Antenna Interface Input: speaker: Power>0.3W :...
  • Page 6 Frequency CTCSS Computer Adjust CTCSS:67Hz deviator/Integration ±50Hz Test Mode ±0.375kHz Tester Frequency Computer Adjust DCS DEV DCS:023N deviator/Integration ±50Hz Test Mode ±0.375kHz Tester Indicator light Battery Computer Battery Terminal: 6.8V twinkles after Warning Test Mode adjustment...

This manual is also suitable for:

Dr6100-1Dr7000-1Dr7100-1