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Test & Measuring Instruments |
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3551 |

• Wide frequency and power coverage
• Low insertion loss
• Passive instrument
• Portable & simple to operate
• Light weight and rugged
Directional Wattmeter is a versatile instrument for measurement and calibration of RF signals. The measured power passes through the built in line section of the instrument. This is extensively used for tuning of transmitters and antennas as well as continuous monitoring of transmission. Also used to calibrate and service mobile radios, paging base stations. The performance of RF Coaxial filter can also be tested.
Specifications
• Power Range : 100mWatt to 10K Watt FSD
depending on the elements selected
Meter scale has 0-25, 0-50 & 0-100 markings in steps of 0.5, 1 & 2 respectively.
• Frequency Range : 0.45 MHz to 2.3 GHz in several bands depending upon the
elements selected.
• Accuracy : +5% FSD upto 1 GHz
+8% FSD above 1 GHz
• Insertion Loss : 0.2 dB max.
• Input Impedance : 50 ohms nominal
• Connector : QC N(F)
General
• Operating Temperature : 0° to 50°C
(Recommended +10°C to 45°C)
• Humidity : 95% RH at 40°C
• Dimensions (approx.) : 175 x 130 x 95 mm (HxWxD)
• Weight (approx.) : 1.5 Kg.
• Accessories (supplied) : N Male N Male coaxial cable (0.5m long) -1 Pair.
• Accessories : Elements, VSWR Chart
RF loads - 5W, 10W, 15W, 25W, 50W, 100W, 150W, 500W, 1KW.