Hydrogen Maser Frequency References
Microwave Amplification by Stimulated Emission of Radiation
See Also: Atomic Clocks
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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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GPS Frequency Standards
Precision Test Systems manufacturers' a full range of GPS and GNSS frequency standards that are disciplined to most of the worlds satellite systems.
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500VA 1KA 2KVA 3KVA 5KVA Variable Frequency Source
9001
Shenzhen Chuangxin Instruments Co., Ltd.
500VA 1KA 2KVA 3KVA 5KVA variable frequency source.
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Reference Meters
Whether standard or high precision, ThermoWorks handheld meters feature rugged housing and best-in class accuracy across a variety of temperature ranges. Choose from integrated systems or meters that accept multiple probes, single or dual channel meters, alarms or reference models. Perfect for BBQ or sous-vide applications, dairy processing and meat processing, pharmaceutical labs, concrete curing, health departments, and for line checks, critical control point management, and HACCP checklists.
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NI Real-Time Test Cell Reference System
780590-35
VeriStand Full Development License with NI Standard Service , Include 1 Year SSP
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Temperature and Humidity Reference Table
TM2000
TM2000 temperature and humidity reference table has low deviation, high accuracy and stability reaching measurement level.
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High Frequency Cartridge for HFP Series Probes
PACC-MS003
High Frequency Cartridge for HFP Series Probes
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High Frequency Current Transformer
HFCT Ø 140mm
Techimp Clamp High Frequency Current Transformer model 140 is an inductive sensor for partial discharge measurements. It is suitable for online /off line PD tests on : large diameter cables ; grounding rod bar ; etc. A TNC termination is available to connect the Clamp HFCT 140 to the TechImp PD analyzer : PDCheck , PDBase etc. The arrow indicates the requested input current (Iin) direction to get coherent output voltage (Vout) polarity respect to ground. When the sensor is installed with the arrow directed to ground, the detected voltage signal (Vout) has the same phase of the input current (Iin).
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2-Port 9 GHz Analyzer, Frequency Extension Compatible
C4209
C4209 Vector Network Analyzer delivers industry-leading dynamic range and sweep speed, with all the features engineers have come to expect included standard in our software. This VNA is frequency extender compatible and is the anchor network analyzer for the CobaltFx frequency extender system.
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RF Frequency Divider, Multiplier, & Detector Modules
Analog Devices’ broad portfolio of frequency dividers, multipliers, and detector modules offers a number of high performance solutions, with features such as ultralow phase noise and improved frequency lock time to meet the demands of modern technology. Explore our product lines and discover how they can meet your industry, market, and design needs.
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Three Phase High Precision Reference Standard Energy Meter
SY3102
Hong Kong Songyang Industrial Ltd.
There are three ports for pulses to output. And its constants can be set automatically or manually. Types of constants can be set also: active power, reactive power, apparent power, voltage, and current.
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Slag & Refractory Reference Materials
NCS Testing Technology Co., Ltd.
Slag & Refractory Reference Materials by NCS
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Frequency Meters
Passive frequency meters are intended for moderate (±0.05%) accuracy applications in microwave measuring setups. Keysight's meters feature broadband coupling loops that provide flat power transmission off-frequency.
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Power Frequency Series Resonant Test System
HTZX(L) / 140
Wuhan Huatian Electric Power Automation Co., Ltd.
AC withstand test for single hydrodynamo with capacity of 250MW or less.
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Frequency Converter
FC5-29M
Frequency converter FC5-29M is a measurement instrument which is designed for spectrum conversion of 75 - 170 GHz to 1 MHz ÷ 2,6 GHz range and automatic frequency measurement of sinusoidal signals. When combined with the 1 MHz - 3,0 GHz spectrum analyzer, FC5-29M can be used for examination of the continuous and periodically repeating pulse signals.The instrument is meant to be used for measurement of various signal sources, radio-transmitting instruments, synthesizers, frequency converters, measurement generators and also for adjustment and verification of various radio-transmitting or communication instruments in laboratory and workshop conditions.
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Frequency to Voltage Converters
Encore Electronics offers a complete line of frequency to voltage converters ranging from the economically priced and compact DIN rail mounted Model FL228 to the rack mounted Model 225. For applications requiring performance between these two models, we now offer our FL236 DIN-rail packaged Digital Frequency/Voltage converter, featuring fast response time, low power and compact footprint.
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DDR4 Parametric Test Reference Solution
Keysight's DDR4 parametric test reference solution helps verify the signal integrity of DDR4 memory designs according to JEDEC specifications.
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High Frequency LCR Meters up to 30MHz
11050
Chroma Systems Solutions, Inc.
The Chroma 11050 Series HF LCR Meter is a precision test instrument designed to accurately measure and evaluate passive components at high speeds. Its measurement capabilities cover the primary and secondary parameters required for testing the inductance, capacitance, resistance, quality factor and loss factor of passive components. The HF LCR Meter has a broad testing frequency range 75kHz~30MHz/1kHz~10 MHz/60Hz~5MHz suitable for analyzing component characteristics under different frequencies. Its 0.1% basic measurement accuracy provides stable and highly reliable results. A fast 7ms measurement speed effectively increases productivity when working in an automated environment.
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Adjustable High Frequency Reference Ballast
HCS-109A
HCS-109A Adjustable High Frequency Reference Ballast also called High Frequency Current Source. Comparing to IEC Test Method, HCS-109A is an Equivalent Test Method which is economic solution. HCS-109A equipped with Spectrophotometer & Integrating Sphere Test System. It can also measure the photo, color and electricity parameters for high frequency fluorescent lamp.Specifications: • Input voltage: 200V~240V, 50/60Hz • Input Power: 80 W max • Output Current: 130mA~400mA (Adjustable), accuracy: +/- 1% • Output Frequency: 25kHz< +/-2.0% (Adjustable), accuracy: +/- 0.3kHz • Output current total harmonic wave distortion: THD<2.5% (HF current wave)
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Frequency Multipliers
RF coaxial frequency multiplier (also referred to as a coaxial frequency doubler) PE8600 from Pasternack has SMA conectors and are 50 Ohm. Our SMA frequency multiplier is manufactured for a minimum frequency input of 1.5 GHz and a maximum frequency input of 5 GHz. This SMA microwave frequency multiplier / doubler output minimum frequency is 3 GHz and output maximum frequency of 10 GHz.
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120 GHz Frequency Extender, Pulsed DC Bias
N5295AX02
The N5295AX02 is a compact and broadband frequency extender with built-in pulsed bias-tee and provides 10 MHz to 120 GHz single-sweep measurements with N5292A test set controller systemized with a PNA/PNA-X B vector network analyzer.
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Ultra-Low Frequency Spring Activated Vibration Isolation Workstation
MK26 Series
The New MK26 Series Vibration Control Workstation with more ergonomic comfort is designed specifically for ultra-low natural frequency applications. Kinetic Systems manufactures the system utilizing the Minus K patented negative stiffness vibration isolators in order to provide a compact, passive Vibration Isolation Workstation with ultra-low natural frequencies, higher internal structural frequencies, and excellent vertical and horizontal isolation efficiencies. The MK26 has also been upgraded to provide much better user comfort and additional leg space.
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Reference Magnet
Reference magnets generate a homogeneous magnetic field in an air gap. They are mainly used to calibrate hall probes for their full scale value of output for the magnetic field strength H or the magnetic flux density B they measure. For example Gaussmeters can be calibrated by using reference magnets.
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2210A & 2211A Quartz Frequency Standards
Precise Time and Frequency, Inc.
The ptf 2210A Quartz Frequency Standard has been designed to provide a highly stable and spectrally pure frequency reference for applications requiring the ultimate in short term frequency performance.The instrument contains a double oven controlled stress compensated (SC cut) quartz crystal oscillator (OCXO) to give the ultimate in performance.Ideal for laboratory or system use, the unit provides good stability performance at lower cost and with improved phase noise.
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Frequency Converter
A6000-E1
The Quartzlock A6000-E1 is a 1U rack mount, frequency converter for use with frequency standards such as rubidium, cesium, or hydrogen maser standards. Sine wave outputs are provided at frequencies of 2,048 kHz
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High Frequency Synthesizer
HFS Series 1.25” x 1” x 0.25”
*Surface Mount Package *Broadband Designs Available *Optional Internal Reference *Optional Reference Detect Switch *Internal Reference Output Available *Off-the-Shelf Products Available
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HF Frequency Counter LXI, GPIB/IEEE48
53210A
For fast and accurate frequency and time-interval measurements, you need reliable devices in research and development. The Keysight 53210A HF frequency counter meets the requirements with its high accuracy, bandwidth and speed. Depending on the application and budget, choose one of the three available models. The connection to the PC is via USB, Ethernet/LXI or via GPIB.
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1229a Frequency Generator
Precise Time and Frequency, Inc.
The ptf 1229A utilizes the latest technological advances in precision frequency synthesizers to provide a multiple output, wide range, high precision frequency reference instrument, capable of delivering frequencies over the range of 0.1Hz up to 30MHz with a resolution of 0.1 Hz over the full range.The unit includes an external reference input to allow extremely high accuracy outputs at precisely the frequency required, together with a front panel indicator to verify “lock” to the external reference. The standard unit includes two independent frequency outputs of any frequency within the range, and provides both sine and square wave outputs for each frequency.An expansion module gives the capability to increase the number of independent frequency outputs up to a total of four frequencies, with sine and square wave outputs for each, giving a total of eight outputs.
