HF Antenna

AZ1-HF is the radio frequency bridge to measure the resonant frequency f0 , impedance R and X of the antenna for the best matching. Also measures Z0, velocity factor and 1/2 wavelength of the coaxial cable. It contains the oscillator with 4 digit counter as the RF signal source. It works also as a signal generator, heterodyne frequency meter an ...more

The CA5554 is designed to switch the signals from a number (n) of HF Antennas through a non-blocking full fan-out switching matrix in a multiple HF receiver system. Providing a number (n) of receiver outputs, each of the receiver outputs can select all of the inputs.  ...more

The Konrad Technologies RF functional test system for stimulus response measurements permits functional testing of complex HF assemblies, e.g. car antenna amplifiers and Keyless Go applications. ...more

Our multi frequency filter MFF-1 is easy to connect between the measu- rement antenna and the measure- ment device HF (HFR-1, HRF-2, PDM, broad band high frequency measurement device sold in the market). Different frequencies ran- ges can be selected by means of an easy commutation.  ...more

The HF Dipole R&S HX002 permits optimum coverage over all distances and is suitable for both transmission and reception. The fully automatic tuning unit integrated in the antenna provides perfect matching to the transmitter system. ...more

This antenna system is a combination of the Active HF Rod Antenna HE010 and two crossed HF dipole antennas. The two horizontal dipole antennas are combined via a 90° coupler to produce an omnidirectional antenna pattern for the reception of horizontally polarized signals. ...more

The HF59B comprises all functions of the ?HF58B-r? and additionally offers: A frequency range of down to 27 MHz within the basic device ? suitable for the connection of an optionally available antenna (the scope of delivery includes a compensated antenna for 800 MHz up to 2.5 or 3.3 GHz).  A calibrated extra AC-measurement output for the demodu ...more

MFJ-259B gives you a complete pictures of your antenna's performance. You can read antenna SWR and Complex Impedance 1.8 to 170MHzRead Complex Impedance as series resistance and reactance (R+jX) or as magnitude (Z) and phase (degrees). You can determine velocity factor, coax cable loss in dB, length of coax and distance to a short or open in f ...more

This HF antenna system has been especially designed for mobile use. It combines short erection and disassembly times, little space requirement for installation and transportation with highgrade electrical characteristics. By optimum tailoring to the propagation conditions in the RF and shortwave range, the antenna system ensures exceptionally ...more

The Log-Periodic HF Antenna HL210A3 is suitable for the reception of ground waves as well as vertically polarized sky waves and allows even very weak signals to be detected. According to the physical characteristics of vertically polarized waves, maximum sensitivity is obtained at low and medium elevation angles ...more

This device supports all above mentioned common advantages. It allows a straight forward assessment of the exposure, a determination of suitable remedial actions, as well as a control of their effectiveness. The log.-per. antenna with further improved frequency response. ...more

The HF Dipole R&S HX002A1 provides good coverage over all distances. In contrast to rod antennas, it features high transmission reliability especially over short and medium distances due to NVIS radiation which eliminates the skip zone of vertical antennas.The antenna can easily be integrated into existing systems since no control line is ...more

The HF rod antennas are suitable for vertically polarized ground waves and low-angle skywaves. In conjunction with an antenna tuning unit, they can also be used for transmission. ...more

The HF Receiving Antenna R&S HA230 is a versatile shortwave antenna for both horizontally and vertically polarized waves. Made up of electrically isolated and decoupled individual elements, this antenna is particularly suitable for polarization-diversity reception. ...more

These new easy-to-use MFJ antenna meters show the strength of the actual field being radiated from your antenna.Measure your HF antenna now and compare it later to make sure its performance is still up to par. Adjust a ground lead, artificial ground, counterpoise or tune your transmitter or antenna tuner for maximum field strength. Usable from ...more

The Antenna Tuning Unit R&S FK3150 is part of the R&S M3TR tactical transceiver family. It allows automatic matching of HF antennas, in particular of electrically short antennas, as are usually found in vehicular applications. The sturdy and water-proof casing of the R&S FK3150 is shock- and UV-resistant and thus ideal for mobile a ...more

Set offer consisting of the HF59B and a wide range of accessories: Horizontal isotropic ultra broad bandwidth antenna UBB27_G3 from 27 MHz up to far beyond 3.3 GHz (limited by the frequency response of the HF59B). 800 MHz high pass filter HP800_G3 for the suppression of low frequencies when measuring with the log.-per. antenna of the HF59B. Hig ...more

This heavily extended version of the SPECTRAN HF-2025 is THE ultimate RF measurement device for the novice at an unbeatable price! Several included accessories (LogPer antenna, special battery, charger and transportcase) and the extended functionality (like DECT analysis!) particularly allow the novice PROFESSIONAL measurements at an affordabl ...more

MFJ-269 gives you a complete picture of you antenna. Read antenna SWR and Complex Impedance 1.8 - 170 MHz. Built in frequency counter. Read Complex Impedance as series equivalent resistance and reactance (Rs+jXs) or as magnitude (Z) and phase (degrees). Also read parallel equivalent resistance and reactance (Rp+jXp) -- and MFJ-269 exclusive! ...more

HF Rod Antenna. The HF rod antennas are suitable for vertically polarized ground waves and low-angle skywaves. In conjunction with an antenna tuning unit, they can also be used for transmission. ...more

The Naval HF Dipole R&S HX002M1enables optimum coverage over all distance ranges. It is particularly advantageous for radiocommunication over short and medium distances, since below 1000 km rod antennas cannot guarantee sufficient transmission reliability because of their skip zone. ...more

A special device suitable for the measurement of radiation caused by wireless applications / computer networks, including the new standards (Bluetooth, WLAN, WiFi), also covering the WiMAX-frequencies auctioned off in 2006. It comes with an especially aligned log.-per. antenna with excellent directivity (Patent pending: AZ 10 2006 051 180.8 ) . ...more