Related Manuals for A.H. Systems SAS-551
Summary of Contents for A.H. Systems SAS-551
- Page 1 A.H. Systems Model SAS-551 Passive Monopole Antenna SAS-551 Passive Monopole Antenna Operation Manual A.H. Systems inc. – May 2015 REV D...
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Page 2: Table Of Contents
A.H. Systems Model SAS-551 Passive Monopole Antenna TABLE OF CONTENTS INTRODUCTION SPECIFICATIONS OPERATING INSTRUCTIONS ANTENNA FORMULAS CALIBRATION MAINTENANCE WARRANTY A.H. Systems inc. – May 2015 REV D... -
Page 3: Introduction
A.H. Systems Model SAS-551 Passive Monopole Antenna INTRODUCTION Frequency Part Model Range Number Description SAS-551 9 kHz – 40 MHz 2348 Passive Monopole Antenna A.H. Systems inc. – May 2015 REV D... - Page 4 A.H. Systems Model SAS-551 Passive Monopole Antenna INTENDED PURPOSES This equipment is intended for general laboratory use in a wide variety of industrial and scientific applications and designed to be used in the process of generating, controlling and measuring high levels of electromagnetic Radio Frequency (RF) energy. It is the...
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Page 5: Specifications
A.H. Systems Model SAS-551 Passive Monopole Antenna SPECIFICATIONS GENERAL DESCRIPTION The A.H. Systems passive monopole antenna is a general-purpose transmitting antenna which cover the 10 KHz – 40 MHz frequency range. Each unit comes with a telescoping rod and ground plane. Review this manual and become familiar with all safety markings and instructions. -
Page 6: Operating Instructions
Establish a ground connection to the ground plane if required by the test specification. GENERAL USE INSTRUCTIONS The SAS-551 Monopole antenna is a passive antenna designed to transmit high electric fields This antenna may also be used as a passive receive antenna for testing in areas with high fields. - Page 7 A.H. Systems Model SAS-551 Passive Monopole Antenna OPTIONAL EQUIPMENT The following is a recommend accessory list for the SAS-551 Passive Monopole Antenna: ECF-10 The ECF-10 is an equivalent capacitance fixture constructed per IEEE 291 and ARP 958. This is an indispensable tool used for gain adjustment and calibration of the active monopole antennas.
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Page 8: Antenna Formulas
A.H. Systems Model SAS-551 Passive Monopole Antenna CALCULATIONS EMISSIONS TESTING Individual calibration data for the passive monopole antenna is supplied to comply with various emissions test requirements. emissions measurements, add antenna factor plus cable loss to receiver reading in dBV to convert to field strength in dBV/meter. - Page 9 A.H. Systems Model SAS-551 Passive Monopole Antenna TYPICAL CONVERSION FORMULAS LOG -> LINEAR VOLTAGE FIELD STRENGTH & POWER DENSITY ((dB V – 120) / 20) dBV to Volts V = 10 dBV/m to V/m V/m = 10 (((dBV/m) -120) / 20) Volts to dBV...
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Page 10: Calibration
A.H. Systems Model SAS-551 Passive Monopole Antenna CALIBRATION Monopole Calibration The antenna factor for the rod antenna shall be determined by measuring the signal transfer characteristics of the matching device and assuming that the antenna is a short monopole with an infinite ground plane. -
Page 11: Maintenance
A.H. Systems Model SAS-551 Passive Monopole Antenna MAINTENANCE To ensure reliable and repeatable long-term performance, annual re-calibration of your active monopole preamplifier by A.H. Systems’ experienced technicians is recommended. Our staff can recalibrate almost any type or brand of antenna. -
Page 12: Warranty
A.H. Systems Model SAS-551 Passive Monopole Antenna WARRANTY INFORMATION A.H. Systems Inc., warrants that our Antennas, Sensors and Probes will be free from defects in materials and workmanship for a period of three (3) years. All other products delivered under contract will be warranted for a period of two (2) years. Damage caused by excessive signals at the product's input is not covered under the warranty.