Vector-LP Radio Beacon Transmitter Technical Instruction Manual Page 1-3
Section 1 General Information Issue 1.1
Table 1-2: Recommended Site Test Equipment
EQUIPMENT PART/MODEL NUMBER
OR TYPE (EQUIVALENT
MAY BE USED)
APPLICATION
Dummy load
50 :, rated for at least twice
the maximum continuous
carrier power level (250 W
and 500 W), VSWR 1.1
Provides precise load for ‘off-
air’ testing (calibration and
troubleshooting).
Digital multimeter 3-1/2 digit, ac and dc volts
(10 M: input), ohms and
amps, ± 0.5% accuracy,
Beckman 3010
Testing and maintenance
Ac Voltmeter HP400E Precise measurement of RF
voltage across dummy load
during calibration procedures
Frequency counter 5 ppm up to 10 MHz
Fluke model 1900A
Measure carrier frequency
Oscilloscope Tektronix model T922 Testing and maintenance
RF Signal Generator Capable of operating in
frequency range of 190 – 550
kHz with an adjustable output
capable of supplying 0.5 V
pp – 4 V pp into 50 :
Simulate external RF drive
source during testing and
troubleshooting.
Dc power supply (variable)
0 – 50 V, 1A Testing and maintenance
Torque wrench Capable of providing five
inch-pounds (0.665 Newton-
Meters) of torque.
Installing power MOSFETs
Serial null modem adapter
9-pin null modem
Programming firmware
Current probe Calibrate reflected power
Clip-on dc current meter Calibrate battery current
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