Synthesizers
A system for generating any of a range of frequencies from a single fixed timebase or oscillator. (http://encyclopedia.thefreedictionary.com)
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Synthesisers
Immunity
The Laplace Synthesisers cover both conducted and radiated RF immunity test requirements. The frequency coverage extends from 100KHz to 500MHz for conducted tests (RFIC-4-6) and 30MHz – 6GHz for radiated tests (RF3000/RF6000). They are all controlled from the users PC via a USB link, and powerful Windows software is included to enable the user to control all the parameters of the test, to monitor the test in progress, and to view the results.
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SWR True Antenna Analyzer
SWR True Antenna Analyzer is a versatile analyzer covering all major communication bands from 30MHz to 2700MHz. The SWR True will analyze antennas and cables. Measurements are represented graphically as VSWR or Return Loss plots. The built in PLL synthesized generator offers a superior accuracy with small step size. The internal operating system controls measurement, display and the I/Os allowing serial communication to PC, USB to memory stick and USB Serial communication. The I/O options are used to write plots to either memory sticks or to a connected PC, the I/Os can also be used to operate the instrument, giving commands and receiving data. For documentation reference the instrument has a real time clock. Multilayer menus are used to setup and control the operation of parameters. The SWR True instrument is small, handy and light weight battery operated with more than 6 hours of continuous operation on the internal NiMh cells. Feature with XML data handling and application viewer is included. Accessory kit with soft carrying bag, car charger and coax adapters for standard types.
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6.8 GHz Wideband Synthesizer with Integrated VCO
ADF4356
The ADF4356 allows implementation of fractional-N or integer-N phase-locked loop (PLL) frequency synthesizers when used with an external loop filter and an external reference frequency. A series of frequency dividers at another frequency output permits operation from 53.125 MHz to 6800 MHz. The ADF4356 has an integrated VCO with a fundamental output frequency ranging from 3400 MHz to 6800 MHz. In addition, the VCO frequency is connected to divide by 1, 2, 4, 8, 16, 32, or 64 circuits that allow the user to generate RF output frequencies as low as 53.125 MHz. For applications that require isolation, the RF output stage can be muted. The mute function is both pin- and software-controllable.
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8-Channel VME 32 MHz Arbitrary Waveform Generator
V344
The V344 provides eight independent digitally synthesized waveform outputs, each programmable for frequency, amplitude, and phase.
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Frequency Dividers
Holzworth Instrumentation, Inc.
The HX4210 was designed as a reference output translator for Holzworth's early RF Synthesizer designs. The key design requirement was to maintain the low phase noise /jitter characteristics the 100MHz calibrated reference output signal so that it could be utilized as a 10MHz laboratory reference standard.
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Pulsed And CW ESR/EPR And DNP: Synthesizer Up To 140 GHz With Output Power Up To 30 Watt
Insight Product Company offers a high-power synthesizer of pulsed signals. They are ideal for ESR, EPR, and DNP experiments. The synthesizer has a high frequency stability (10-6), and allows control over the duraction and begining time of pulses. The synthesizer also enables phase manipulation, where each pulse is shifted by 90 or 180 degrees relative to the previous pulse. In contrast with the PIN modulators and injection-locked power amplifiers this synthesizer has absolutely no residual signal in the "OFF" position.
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10 GHz Signal Source
YIG Series
The SC5503B and SC5502A are designed to meet demanding low phase noise applications. This is accomplished by employing a multiple phase-locked loop architecture as well as a YIG oscillator as the heart of its synthesizer. Frequency accuracy is provided by an onboard 10 MHz temperature compensated crystal oscillator (TCXO) which can be phase locked to an external reference source if required. These modules can be used as standalone CW signal sources or as LO sources for frequency conversion systems such as the SignalCore IQ modulators and demodulators. They are designed to meet the requirements of many modern applications such as wireless device testing, software-defined radio research, point-to-point radio, multi-channel coherent systems, and other academic and military programs.
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Coherent DDS Modules
ITS has developed several custom Direct Digital Synthesizer modules that offer phase-coherent or phase-continuous operation at any frequency step size. These agile DDS modules can be programmed through direct parallel, Ethernet, or RS-232 interfaces.
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handheld digital spectrum analyzer
2.4G
RF Explorer is a handheld digital spectrum analyzer, aimed to provide a very affordable tool for work in all ISM popular frequency bands. It is based on a highly integrated frequency synthesizer which offers high performance, compact size, low consumption and low cost. It has been designed to be used outdoor and indoor, and works nice with a PC connected for extra functionality using standard mini-USB 2.0 connector.
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Disciplined Frequency Standards
2960AR and 2965AR
The 2960AR has a rubidium timebase and provides two 10MHz and one 5MHz sine wave outputs. The 2965AR has a rubidium timebase and provides one 10MHz, one 5MHz and one signal generator output. The signal generator output uses Direct Digital Synthesizer (DDS) technology and is programmable from 100Hz to 50MHz via an RS232 serial interface. Both models can be disciplined by a 1pps input signal and provide a 1pps output. The 1pps input is typically provided by the GPS Frequency output from a device like a smart GPS receiver or antenna. The Novatech GPS1 Smart Antenna is available as an accessory to provide a complete turnkey solution.
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Programmable Multifrequency Clock Synthesizer - PCIe x8
Model 7891
Simultaneous synthesis of up to 5 different clocks, Eight SMC clock outputs, Ideal for A/D and D/A converter clock sources
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Programmable Step Attenuator DC~50GHz, 0~115dB Att.
The programmable step attenuator achieves step attenuation over a wide frequency band. It features high attenuation accuracy, excellent repeatability, low insertion loss, and long service life. Its primary applications include controlling the amplitude of signals entering systems, regulating output signal power in systems, and adjusting impedance matching between signal sources and loads. It is widely used in various broadband spectrum analyzers, broadband vector network analyzers, broadband synthesized signal sources, noise figure test sets, and diverse microwave automatic test systems.
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Communication Systems
Tactical networking radio system comprising of transmit/receive modules, converters, synthesizer, RF switching, power supplies, controllers and an antenna array. The radio automatically selects the best communications path to create a self-forming, self-healing network.
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NI-5791, 200 MHz to 4.4 GHz RF Adapter Module For FlexRIO
782510-01
The NI‑5791 provides continuous frequency coverage from 200 MHz to 4.4 GHz. It features a single-stage, direct conversion architecture that provides high bandwidth in the small form factor of a FlexRIO adapter module. The onboard synthesizer, which is the local oscillator (LO), sets the center frequency for acquisition and generation, and you can export it to other modules for multiple input, multiple output (MIMO) synchronization. You can also import the LO from an external connector, enabling synchronization of up to eight NI‑5791 modules. For higher frequencies or a greater number of devices, you can use an external LO distribution amplifier.
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Phase Noise Analyzer and VCO Tester
FSPN
The R&S®FSPN phase noise analyzer and VCO tester is designed to provide both very high sensitivity and measurement speed for production and design engineers working in these fields characterizing sources such as synthesizers, VCOs, OCXOs, and DROs. It is the ideal instrument for demanding development and production phase noise and VCO analysis.
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Electromagnetic Environment Simulators
A2PATS® Products
Our A2PATS Family of Products are electromagnetic environment simulators built upon Textron Systems' open-architecture direct digital synthesizer technology, coupled with our proven user interface. Our easily programmable, plug-and-play modular architecture uses identical, phase-coherent, direct digital Synthetic Stimulus Instruments (SSIs) as the radio frequency (RF) source for all signals. These modular commercial RF Sources are easily configured in our commercial cabinets. Four standard configurations are available including single-cabinet, multi-cabinet, mini-A2PATS, and A2DSG™.The A2PATS Family consists of numerous commercial products including but not limited to A2PATS, A2DRI™, A2DSG and A2EOSTIM.
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Microwave / RF Systnesizers
Kratos Microwave Electronics Division
Kratos General Microwave (KGM) has developed a broad line of General Purpose RF and Microwave Synthesizers to be used in various applications. KGM has developed a line of high performance, broadband Fast Indirect Synthesizers (FIS) to provide a cost-effective solution to the requirements of new systems. Its high speed (as fast as 1 sec) provides an economical alternative to direct synthesizers for many applications. Because of its low phase noise, it is an excellent alternate to the much slower and generally less reliable YIG-based rf synthesizer.
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PXI 16 to 1 Mux 1Ghz 75 Ohm SMB
40-747-751
The 40-747 is a single 16 to 1 RF MUX available in 50 Ohmhm or 75 Ohmhm versions occupying a single PXI slot. The module is available with SMB or SMA connectors for 50 Ohmhm versions or, 1.0/2.3 or Mini SMB connectors for 75 Ohm versions. Applications for the 40-747 include routing high frequency signals to and from oscilloscopes, analyzers, signal generators and synthesizers, telecoms tributary switching, video/audio switching and switching high frequency logic signals.
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16-Bit, 12 GSPS, RF DAC and Direct Digital Synthesizer
AD9164
The AD9164 is a high performance, 16-bit digital-to-analog converter (DAC) and direct digital synthesizer (DDS) that supports update rates to 6 GSPS. The DAC core is based on a quad-switch architecture coupled with a 2× interpolator filter that enables an effective DAC update rate of up to 12 GSPS in some modes. The high dynamic range and bandwidth makes these DACs ideally suited for the most demanding high speed radio frequency (RF) DAC applications. The DDS consists of a bank of 32, 32-bit numerically controlled oscillators (NCOs), each with its own phase accumulator. When combined with a 100 MHz serial peripheral interface (SPI) and fast hop modes, phase coherent fast frequency hopping (FFH) is enabled, with several modes to support multiple applications.
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FPGA Signal Processor
372
The Model 372 is designed around the Texas Instruments ADS42LB69 16-bit ADC and the Analog Devices AD9788 DAC. The 250 MHz sample clock is supplied by either the on-board frequency synthesizer or an external source. The frequency synthesizer can be phase locked to the local 10 MHz TCXO or an external reference can be used to achieve system-wide phase coherence.
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0.75" Synthesizer
LX Series
*Surface Mount Miniature Package *Optional Internal Reference *Output Power to +10 dBm Available
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NI-5793, 200 MHz to 4.4 GHz RF Adapter Module For FlexRIO
782512-01
The NI‑5793 provides continuous frequency coverage from 200 MHz to 4.4 GHz. It features a single-stage, direct conversion architecture that provides high bandwidth in the small form factor of a FlexRIO adapter module. The onboard synthesizer, which is the local oscillator (LO), sets the center frequency for acquisition and generation, and you can export it to other modules for multiple input, multiple output (MIMO) synchronization. You can also import the LO from an external connector, enabling synchronization of up to eight NI‑5793 modules.
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DC Blocks
Over 130 standard catalog synthesizers meeting the needs of engineers for a wide range of systems and applications from 160 to 7800 MHz7 different types of synthesizers for a broad range of applicationsBroad bandwidth, fast setting, and low phase noiseLow-cost custom designs available
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PXI 16 to 1 Mux 1GHz 50Ohm SMB
40-747-511
The 40-747 is a single 16 to 1 RF MUX available in 50 Ohmhm or 75 Ohmhm versions occupying a single PXI slot. The module is available with SMB or SMA connectors for 50 Ohmhm versions or, 1.0/2.3 or Mini SMB connectors for 75 Ohm versions. Applications for the 40-747 include routing high frequency signals to and from oscilloscopes, analyzers, signal generators and synthesizers, telecoms tributary switching, video/audio switching and switching high frequency logic signals
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Quartz Crystall Oscillators
Superior crystal oscillator precision is required for both time and frequency in precision instrument applications such as synthesizers, counters and spectrum analyzers.
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Spectrometer
XFFTS
This spectrometer is a control chassis which accomodate 8 FFTS cards, each with up to 2.5 GHz bandwidth. Each XFFTS-board operates from a single 5 Volt source and dissipates less than 30 Watt, depending on the actual configuration in terms of bandwidth and number of spectral channels. Precise time stamping of the processed spectra is realized by an on-board GPS/IRIG-B time decoder. Furthermore, the 10-layer boards include a programmable ADC clock synthesizer for a wide range of configurations (bandwidth: 0.1 – 2.5 GHz), making the spectrometer flexible for different observation requirements .
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250MS/s PCIBus Arbitrary Waveform Generator
5351
Model 5351, is a single-channel frequency agile waveform synthesizer that combines industry leading performance, frequency agility and modulation capability in a stand-alone, modular product. Having 1.5Hz to 250MHz clock and 16-bit vertical DAC resolution provides the test stimuli required for the decades to come. It can be used as an arbitrary waveform generator, modulating generator, as well as function and pulse generator.
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nanoSynth® Integrated 6 GHz SMT Synthesizer
Nano Series
The SC800 nanoSynth® is a fully integrated broadband CW signal synthesizer that combines multiple PLL, DDS, and frequency dividers into a rugged and miniature 2”x1” surface mountable package. The output frequency range is 25 MHz to 6 GHz with average output power of +10 dBm. Tuning at 1 Hz resolution, the multiple PLL architecture eliminates close-in phase spurs that are associated with fractional-N PLLs. To simplify user communication with the device, an onboard microprocessor performs all necessary computations to control and set the output frequency, reducing the number and complexity of instruction registers.
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FPGA Signal Processor
377
The Model 377 is designed around the Texas Instruments ADS42LB69 16-bit ADC. The 250 MHz sample clock is supplied by either the on-board frequency synthesizer or an external source. The frequency synthesizer can be phase locked to the local 10 MHz TCXO or an external reference can be used to achieve system-wide phase coherence.
