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Generating Frequency Chirp Signals to Test Radar Systems

From Aeroflex Incorporated
 

 

Radar systems frequently use pulse modulated signals which may also incorporate a linear frequency sweep (chirp) or frequency hopping to enhance the performance of the system. The 3410 series digital RF signal generators can be used to simulate these signals when testing the receiver and amplifier systems.


Products & Services
RF amplifiers are devices that accept a varying input signal and produce an output signal that varies in the same way, but with larger amplitude. Search by Specification | Learn more about RF Amplifiers
RF low pass filters pass signals from low frequencies and reject signals from high frequencies. Search by Specification | Learn more about RF Low Pass Filters
RF filters and microwave filters are devices that pass or reject signals by frequency. Basic types include bandpass filters, band reject filters, low pass filters, and high pass filters. Search by Specification | Learn more about RF Filters and Microwave Filters
RF adapters are used to connect different waveguides and/or coaxial types. They are passive devices that direct radio frequency (RF) signals with minimal return loss. Search by Specification | Learn more about RF Adapters
Noise generators and sources are used to produce noise outputs for testing radio frequency (RF) equipment. Search by Specification | Learn more about Noise Generators and Sources

Product Announcements
U.S. Dynamics Corporation - TPS-75 Radar: Repair, overhaul and new builds
U.S. Dynamics provides repair, overhaul and new builds to support many items on the TPS-75 Ground Based Radar. Items include cable assemblies, Power Supplies, Circuit Card Assemblies, Amplifiers,... (read more)
B&K Precision - B&K Precision Continues to Grow Generator Line
Announcing the introduction of two new 50 MHz Arbitrary Waveform / Function Generators, Models 4076 and 4079. These new 50 MHz models are quickly escalating the B&K product line following two 25... (read more)
Fluke Corporation, Hart Scientific Division - 9640A RF Reference Source
The Fluke 9640A and 9640A-LPN Reference Generators feature a unique combination of level accuracy, dynamic range and 4 GHz frequency capability to calibrate the broadest range of RF measurement... (read more)
MTI Instruments Inc. - Portable Calibrator and Precision Signal Source
1500CS is a hand-held precision instrument that generates voltage and charge signals over a wide frequency range. With 2 digitally synthesized channels, the 1500CS has the accuracy and flexibility to... (read more)
Fotronic Corporation / Test Equipment Depot - GFC-8131H Frequency Counter
Frequency counters are digital indicating meters for accurate measurement and display of square wave and pulse input signals. There are several types of frequency counters which differ in frequency... (read more)
Anritsu Company - MG3690B Series RF/Microwave Signal Generator
The MG3690B series of broadband signal generators covers both RF and microwave frequencies from 0.1 Hz to 70 GHz. For mmW frequencies, the MG3690B's coverage can be extended up to 325 GHz or beyond,... (read more)
B&K Precision - 25 MHz Arbitrary / Function Generators
The 4075 and 4078 are high performance 25 MHz function/arbitrary waveform generators with the largest arbitrary memory depth in their class. Arbitrary waveforms have 14 bit amplitude resolution, 100... (read more)
Anritsu Company - MG37020A Fast Switching Microwave Signal Generator
The MG37020A Fast Switching Microwave Signal Generator covers both RF and microwave frequencies from 10 MHz to 20 GHz. The MG37020A with 100 µsec per point typical switching speed is an ideal signal... (read more)
Vitrek Corporation - Function/Arbitrary Waveform Generators-22 Models
Signal Generator's, Programmable 30MHz Arbitrary Waveform Generators, 15 MHz Function Generators/built-in Frequency counters, Audio Oscillators and RF Generators. Instek's SFG-830 is a Direct Digital... (read more)
ValueTronics International, Inc. - Certified BK Precision Distributor
ValueTronics is a Certified BK Precision Distributor. BK Precision has a reputation for "excellence in the design and manufacture of high-quality, reliable and cost-effective test and measurement... (read more)

Topics of Interest
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Overview A hypothetical interception situation can serve to illustrate a probability of intercept calculation without using the window function approach. Assume that there is a radar whose radio... (Read More)
Synthetic aperture radar (SAR) with coherent focussing has already been proposed, in 1953 by C. W. Sherwin [1]. It allows imaging of the ground scene in all weather conditions with high resolution... (Read More)
4.1 INTRODUCTION In the previous chapters we had studied the various types of radar waveforms. These include the linear frequency modulated (LFM) waveform central to frequency modulated continuous... (Read More)
Absorption: The portion of optical attenuation in an optical fiber resulting from the conversion of optical power to heat; caused by impurities such as hydroxyl ions in the fiber. A/B Switch: A... (Read More)