Rb Atomic Frequency Standard (RAFS) Orolia
The RAFS is a cost-effective, ultra-high-performance, space-qualified rubidium frequency standard. It's designed with the latest technologies, providing advanced features, such as long lifetime, high reliability, lightweight and ultra low phase noise, for next-generation space applications.
Crystals & Oscillators - Rubidium
DATUM LPRO Rubidium Standard 10 MHz Frequency Standard Oscillator 102100-001, DATUM Rubidium Standard 10 MHz Frequency Standard Oscillator LPRO Here is a good working Frequency Standard that has been tested and working in my lab. Just supply the 24 VDC and you are good to go. Supplied with wire harness for 24 VDC operation.
RUBIDIUM AND OCXO FREQUENCY STANDARDS - XS4ALL
RUBIDIUM AND OCXO FREQUENCY STANDARDS. Numerous devices are available on eBay that satisfy our demand for an accurate 10 MHz reference regarding frequency accuracy. For a handful USD, the following Rubidium 10 MHz standards were purchased via eBay and flea-markets: - Efratom FE5680A - LPRO-101 - AT&T (new, unused spare part)
Rubidium Frequency Standards - Frequency Electronics, Inc.
Traditional Rubidium Vapor Atomic Oscillators Model FE-5650A. Features Extremely small: 3 x 3 x 1.4 inches Digitally programmable to 1 x 10-13 Frequency: 1 Hz to 20 MHz & 50.255+MHz Stability over Temperature: 3 x 10-10 Stability: 1.4 x 10-11 /, 2 x 10-11 /day 2 x 10-9 /year
A portable 10 MHz Rubidium Frequency Reference - KA7OEI
One of the popular uses of surplus rubidium frequency references is as a precision 10 MHz reference for use with transverters as used on the microwave amateur bands - such as 10 GHz. Unfortunately, not all rubidium units are created equal.
Laser-Pumped Rubidium Frequency Standards: New
The linewidths were 50 MHz, 100 kHz, and 2 MHz, respec-tively. The laser frequency is servo-controlled to a saturated absorption line of a separate evacuated Rb cell. Both the (795 nm) and (780 nm) transitions have been studied. Our frequency synthesizer uses three low-noise quartz os-cillators, at 5, 100, and 11.808 MHz. The 5-MHz oscillator
Rubidium Frequency Standard Hackaday
Sep 25, 2016· You can find rubidium frequency standards all over eBay and various surplus dealers. Theyre actually quite interesting devices, able to generate a 10 MHz
PRS10 - Rubidium Frequency Standard
The PRS10 is an ultra-low phase noise, 10 MHz rubidium-disciplined crystal oscillator. The device fulfills a variety of communication, synchronization and instrumentation requirements. The phase noise of the 10 MHz output is low enough to be used as the reference source for synthesizers.
RUBIDIUM ATOMIC FREQUENCY STANDARDS
consist of an RF Generator, Lock-in Amplifier and the Rubidium Physics Package. Frequency locking of the VCXO is accomplished by operating the Rubidium Physics Package as a frequency discriminator, i.e., departures of a frequency derived from an input signal (50.255+ MHz from the VCXO) from a defined center frequency (Rubidium atomic
Build a 10MHz Rubidium Frequency Standard and Signal
Aug 07, 2013· Gerry, thanks for the You Tube videos on the Rubidium 10 MHz frequency standard and Video Distribution case. I used your videos to house my FE5860A and everything worked out nicely. I did move one of the 10 MHz outputs to the front panel. Now I need to make a housing for my Thunderbolt GPSDO so that I can compare the two frequencies.
Rubidium Frequency Standards Morion US
Rubidium Frequency Standards. Rubidium Frequency Standards: Miniature Rubidium Clocks. Model. Frequency (MHz) Temperature Stability. Aging. Short Term Stability (@ 1 sec.) Power Supply (V) Package Size (mm) Features: Model: RFS-M102 datasheet. Frequency: 10 MHz. Frequency Stability V/s Operating Temperature range : ±1E-10. Aging: per day: ±2E
RUBIDIUM ATOMIC FREQUENCY STANDARDS FOR GPS
RUBIDIUM ATOMIC FREQUENCY STANDARDS FOR GPS BLOCK IIR W. J. Riley EG&G Frequency Products Salem, MA 01970 Abstract EG&G, Inc. has been selected to provide the Rubidium Abmic Frequency Standards (WS) for the GPS Block IIR NAVSTAR salelliks. %se satelliks will replenish and upgra& the space segment of the Global Positioning System in the mid 1990s.
8040C/8040CLN Rubidium Frequency Standard User Guide
following frequency outputs: 1, 5 or 10 MHz sine wave 1, 5 or 10 MHz square wave 1 PPS The 8040C uses Symmetricoms model SA.22C Rubidium as its internal oscillator, and provides direct user control via an RS-232 to perform the following tasks: Adjust the SA.22C Rubidium oscillator frequency.
RFS10F: 10 MHz Rubidium Frequency Standard
The RFS10F is a 10 MHz rubidium frequency standard with many options as described below. An optional input allows the RFS10F to be locked to a 1 pps signal such as GPS, or to other frequencies such as 5 or 10 MHz.
Long Term Experimental Results of a Rubidium Atomic
Key words : Cesium, frequency, primary standard, time dissemination, Allan deviations. 1. INTRODUCTION Cesium atomic clock is a primary frequency standard. Its frequency does not change with time, but due to their high costs, at the time of purchase and at the moment to change parts, a rubidium option has been developed as a cheaper alternative.
Measuring The Accuracy Of A Rubidium Standard Hackaday
May 27, 2015· A rubidium standard, or rubidium atomic clock, is a high accuracy frequency and time standard, usually accurate to within a few parts in 10 11.This is
Rubidium Frequency Synthesizer
The Frequency Electronics Inc FE-5650A and FE-5680A Rubidium references are natty little units small enough to hold in your hand, and yet not only contain a high stability Rubidium Frequency Standard, they also potentially contain a 0 to 20 MHz Direct Digital Synthesizer!
Rubidium products Quartzlock
For a technical discussion of atomic / rubidium frequency standards go here or select a product range below. A1000; 10 MHz high-stability frequency reference, flexible output options, low cost. A10-M; Metrology-performance rubidium frequency reference. E10-P; low cost, compact portable rubidium frequency standard. E10-Y8
A very high stability LOW NOISE 10MHz Rubidium Reference, primarily for production test of quartz oscillators and RF instrumentation frequency referencing. This industry standard 2U rack-mount instrument has a long heritage and ongoing production life for this latest 2009 version that features RS232 monitoring and control of the DPLL, locking
Frequency Standards. Rubidium & OXCO
The RFS10E is a low profile rubidium frequency standards. It has a 10 MHz output and can also have an optional distribution amplifier giving up to ten outputs. The RFS10E is a high performance rubidium. Free Windows software can be used for monitor and control via Ethernet or RS232 interfaces.
rubidium frequency standard
The FS725 is an ideal instrument for calibration and R&D laboratories, or any application requiring a precision frequency standard. There are two 10 MHz and one 5 MHz outputs with exceptionally low phase noise (-130 dBc/Hz at 10 Hz offset) and one second Allan variance (<2 × 10-11).
10M Rubidium Atomic Reference Generator Antelope Audio
THE CHOICE OF PROS 10M is the preferred clock for trendsetting producers, audio engineers, artists and movie post-production studios. The Audiophile 10M Atomic Clock (a.k.a. Baby 10M) is an upgraded and enhanced version of the Antelopes Isochrone 10M, which has become a new industry standard for ensuring audio quality and accurate sound reproduction.
d.i.y. 10 MHz Atomic Clock Frequency Standard Using
Feb 14, 2012· The crystal oscillator is stabilized to the rubidium transition by detecting the light dip while sweeping an RF synthesizer (referenced to the crystal) through the transition frequency. When lock is achieved, the crystal oscillators frequency is exactly 10 MHz. The M100 needs to be mounted on a
A Modern Militarized Rubidium Frequency Standard
May 01, 2002· Clocked at 20 MHz, the DDS provides a resolution of 3.41 x 10-13 by alternately stepping one of the two squarewave FM tuning words. Servo Amplifier. Most rubidium frequency standards use a modulation rate that is comparable to the atomic linewidth, thus producing a recovered signal that contains a large second harmonic component.
Using GPS to Fine-Tune a Rubidium Frequency Standard
frequency, divided by 100, is within r 0.5 Hz of 100 kHz; for example, a frequency of 101 kHz would also have produced a stable display. This frequency range corresponds to a range of r 50 Hz for the Rb oscillator. Fortunately, my HP5316 frequency counter indicated the frequency of the Rb oscillator was within 1 Hz of 10 MHz.
GPS Oscillator - Rubidium, OCXO or TCXO - accuracy of
Note 1: The accuracy in Hertz is based on the standard frequency of 10 MHz. For example: Accuracy of TCXO (free run one day) is ±1·10-7 ·10MHz = ± 1 HZ . The given values for the accuracy of frequency and time (not short term accuracy) are only valid for a constant ambient temperature !
A portable 10 MHz Rubidium Frequency Reference using the
Bottom Left: Inside the 10 MHz rubidium frequency reference using the FE-5680A. On the left, mounted in the lid, is the FE-5680A and inside the box is the switching voltage converter (near the top) and the 10 MHz filter/distribution amplifier and status indicator near the bottom.
Rubidium Frequency Standard - FS725
FS725 10 MHz Rb Frequency Standard FS725 Rb Frequency Std. The FS725 integrates a rubidium oscillator (SRS model PRS10), a low noise universal AC power supply, and distribution amplifiers in a compact half-width 2U chassis.
"Homebrew Frequency Standard" Rubidium Frequency
Rubidium_Standard.php 8691 Bytes 12-02-2018 11:23:31 Rubidium Frequency Standard from the Bay Too seductive were those Efratom LPRO-101 on the bay, waving a flag "buy me".
System Clocks & Frequency References Microsemi
Atomic physics sets the standard for stability, accuracy and range of applications in precision frequency reference clocks worldwide. Microsemi's Rubidium, SAW and quartz oscillators support more military communications, satellite ground stations, and test and measurement applications than any other precision frequency references in the world.
Amazon: Rubidium frequency standard 10M 10MHz 20
Rubidium frequency standard 10M 10MHz 20 output ports atom clock Brand: KEYUHOPE. Available from these sellers. OWER:AC110-230V/MAX 100W OPTPUT:REAR PANEL 15 CHANNEL, FRONT PANEL 5 CHANNEL, ALL OUTPUT 10dBm+-3dB LED:PWR:POWER ON WARN:ATOM NO LOCK. SIZE:W*H*D=215*95*235mm WEIGHT:3KG ATTEN:REAR PANEL GPS ANTENNA AND DB9 PORT
OCXO + Rubidium QRb Sync
There are many options to choose from, depending on the application, including HF and VHF frequencies from 10 MHz to 500 MHz as well as low g-sensitivity and internal vibration isolation. The internal SRO-100 disciplined rubidium oscillator offers Auto-Adaptive Smartiming+ SAAM/Non-SAASM GPS/GNSS Disciplining Technology with 1 ns Resolution.