10mhz rubidium build

Low Cost 10Mhz Frequency Reference

 · I was looking at a low cost way to build a 10Mhz frequency for my electronics lab. I had a few options that I could pursue, these were…. GPS Disciplined Crystal Oscillator (GPSDO) Rubidium atomic standard (RbXO) Caesium atomic Standard. Oven Controlled Crystal Oscillator (OCXO) So to make a choice on what I should use I had to come up with ...

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10MHz OCXO Frequency Standard Module or Kit from IR ...

 · This is an OCXO 10MHz Frequency Standard module with high stability VFC. There are 4 options available: Option A - Complete unit, with OCXO calibrated against our Rubidium standard (note 1); Option A1 - Complete unit, with OCXO & Basic Calibration; Option A2 - Complete unit, with OCXO & No Calibration; Option B - Populated PCB, without OCXO – purchaser supplies & installs …

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Turning A Rubidium Standard Into A Proper Tool | Hackaday

 · Turning A Rubidium Standard Into A Proper Tool. You can find rubidium frequency standards all over eBay and various surplus dealers. They''re actually quite interesting devices, able to …

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KA7OEI

Top Left: Inside the enclosure containing the 10 MHz Rubidium frequency reference. The Efratom LPRO-101 unit is partially visible in the background, mounted to the lid. The LM2577-12 19 volt up-converter can be seen soldered to the circuit board mounted to the wall of the box. A closer view of the voltage converter may be found here.

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Building a bench 10MHz reference: part 1

Most often, it''s build on a 10MHz base. For quite a while now, I have a used rubidium frequency and time reference (Efratom Model LPRO-101) waiting for a nice enclosure. I also have a small Extron Electronics video signal amplifier I thought I could use to make my freq reference able to provide its signal to several test equipments at once.

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OCXO + Rubidium – QRb Sync

OCXO + Rubidium – QRb Sync |. Products. Crystal Oscillators Frequency Sources Integrated Microwave Assemblies Space Legacy Parts. Oven Controlled (OCXO) 1 MHz to 25 MHz 25 MHz to 160 MHz 160 MHz to 700 MHz 700 MHz to 1GHz. Phase Lock (PLO) 5 MHz to 25 MHz 25 MHz to 160 MHz 160 MHz to 12 GHz. Low G-Sensitivity.

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Rubidium Frequency Standard | Hackaday

 · The rubidium standard does get freakishly hot, but hopefully mounting it to a large aluminum box with a bit of cooling will keep all the added electronics in …

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10Mhz Reference. Which one to trust: GPSDO vs Rubidium

Posts: 133. Location: Essex, Maryland 21221. The auction site has delivered to my home two pieces of equipment to be used for a 10Mhz reference. 1) Rubidium standard = Lucent RFG-M-RB. 2) GPSDO = One of the newer BG7TBL units with the blue LCD screen. For both of these units, who knows when the last time they were calibrated.

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SyncServer S650 SAASM Datasheet | Microsemi

as a Rubidium atomic clock, keeps the S650 accurate for long periods in the event of a GPS service disruption. Secure Networking Security is an inherent part of the S650 SAASM. In addition to many security fea-tures and protocols, unused services can be disabled. The four standard GbE ports, and two optional 10 GbE ports, can accommo-

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Cheap 10MHZ reference

 · Cheap 10MHZ reference. « on: August 10, 2013, 12:02:22 am ». I know rubidium standards are on ebay for ~$120 (nobid) but i have had a concept running around my head for years for a high accuracy lab 10mhz reference and i want some input. Well first you would start with a 100MHZ oven compensated crystal with an external adjust pin (found one ...

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instrumentsRubidium Frequency Reference ! 2UBIDIUMTIME ...

Accurate & Stable Low Noise 10MHz Rubidium ... products we design and build. IPR Quartzlock''s Intellectual Property is in our designs, technology and techniques. We invest a large percentage of our revenue on R&D to keep ahead of our few competitors. Quartzlock''s list of standard solutions to frequency control and

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Comments on: Build a 10MHz Rubidium Frequency Standard and ...

Thanks Gerry for sharing your project. I picked up a similar video amp cheap on eBay and followed your example to many outputs (10mhz and pps).

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Rubidium | Hackaday

 · 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 …

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Rubidium master clock – ultimate CD tranport clock ...

 · Right now I''m gambling with idea to build ultimate CD transport build on Philips CD Pro2 transport. One of the first things is change original 8.4672 MHz crystal oscillator. Rubidium master clock is used in ultra stable application such as GPS satelite modules, labolatory clock or GSM cells. Operational temperature is 50C. input about 50W…

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GPS locked 10MHz lab frequency reference | Hackaday.io

I wanted to build a 10MHz frequency reference for some time now. Because I can''t easily get my hands on a Rubidium frequency standard, a GPS derived reference seems like a good alternative. This was inspired by videos by Gerry Sweeney and Scullcom Hobby Electronics.

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[Efratom Frs-c] Oscillator Frequency Rubidium

 · 100334 004 Frs C Efratom 10mhz Rubidium This module is used and in working Condition. It is the most inexpensive, Compact, and widely used type of atomic Clock, used to Control the frequenCy of television stations, Cell phone base stations, in test equipment, and global navigation satellite systems like gaps.

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Simple 10 MHz Frequency Standard

 · Figure 3: Frequency Standard in use. Figure 3 shows the frequency standard connected to the Siglent SDG-1025. The frequency standard uses the Siglent front-panel USB connector for power, and its output (Figure 3, right) is connected to the 10 MHz external clock BNC connector at the back of the generator. I drilled a hole in the top of the ...

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A10-M | Quartzlock

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 ...

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Observatory 10 MHz Reference Distribution Amplifier

I use a 10 MHz reference signal derived from a GPS disciplined rubidium oscillator in conjunction with an OCXO. In my lab this may be connected to several different pieces of lab test equipment and SDR receivers during testing and evaluation. I previously used a 2-way passive splitter and manually unplugged and plugged the equipment as required.

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Jaw-Dropping Atomic Clock Build | Hackaday

 · Nice build, duly xposted to 4HV :-) Also I see that there are now single chip rubidium sources, this is pretty amazing and as a result all the "old" non-single-chip ones are likely to show up ...

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The NAC – A Miniature Atomic Rubidium Clock

 · • Traditional Rubidium vapor glass cell ... • Overall Build‐In Test (BIT) • Initialization process • Extensive Parameters Monitoring Rb Physics Package Processor TCXO Synthesizer & 3.4GHz VCO 10MHz Output /1E7 TIC Processor 10MHzSplitter 1PPS Splitter 1PPS Output 1PPS Input NAC1 Main Loop 1PPS Disciplining

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Test of OCXO and Rubidium Standard. And Building a Bit.

 · I have a surplus rubidium 10MHz standard, and tried it for the first time. In the first instance I want to get my very old, but otherwise frequency counter up and running again. The counter did have a reference oscillator locked to the old transmitter frequency of the national long wave station of 245kHz, which moved to 243kHz in order to ...

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Building a 10MHz GPS Disciplined Oscillator (GPSDO) using ...

 · Building a 10Mhz GPS Disciplined Oscillator (GPSDO) using the Trimble Thunderbolt for the Ham Radio Shack. ... (Usually quartz or rubidium based) oscillator whose output is controlled/disciplined to agree with the signals broadcast by GPS satellites. Since GPS satellite time signals must be very accurate in order to provide positional accuracy ...

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Rubidium Frequency Standard_Synchionization Technology Ltd.

Rubidium Frequency Standard STM-Rb Series. Rubidium Clock. Stability better than 8E-12/s. Super Value for Money. 10MHz output. 1PPS output. With 1PPS taming function. Digital Surveillance. High Performance Rubidium Clock. Stability better than 5E-12/s. Stability better than 6E-13/100s. Digital Surveillance. 10MHz output. 1PPS output. With 1PPS ...

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Notes on Trimble Thunderbolt performance and modifications

The magenta trace is actually limited at timescales below 10 seconds by noise from the HP 5065A rubidium standard. The green trace gives a better idea of the 10811-based Thunderbolt''s short-term performance, as its reference is a very stable undisciplined OCXO.

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How-To: DIY 10 MHz Atomic Clock | Make:

 · Efratom Model M-100 Rubidium Frequency Standard (RFS) oscillators are widely available in the surplus market. Units on eBay commonly sell in the $150 to $200 range. Despite their low surplus price, they were originally very expensive components, with superb performance. The M100 was designed to be used by the military as a master oscillator in ...

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d.i.y. GPS-Disciplined 10 MHz Frequency Standard / GPS ...

 · Last week I posted detailed construction information for my rubidium atomic clock frequency reference.. Besides that unit, I also built a GPS-disciplined 10 MHz oscillator to serve as a secondary frequency reference, as well as a source of GPS NMEA data for my ham shack instruments that can use precise location and real-time-clock data (e.g. for satellite tracking).

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SR625

The rubidium timebase ensures excellent short-term stability (<2 × 10-11 Allan variance (1 s)) and long-term drift (<5 × 10-11 /month). Simple, Portable Operation. The SR625''s warmup time is less than ten minutes making it ideal for field applications. An additional back-panel output provides a rubidium stabilized 10 MHz signal which can be ...

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Bench 10MHz Reference Project

 · Re: Bench 10MHz Reference Project - Need OCXO Advice. It''s my understanding that that''s how good rubidium based sources generally work. The rubidium is for long term stability, the OCXO is for low phase noise and short term stability, the GPS is for preventing aging (until the point where you can''t adjust it out).

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Frequency calibration of my Rubidium Frequency Standard ...

 · 2 thoughts on " Frequency calibration of my Rubidium Frequency Standard " Rob Jansen September 12, 2013 at 12:17 am. If I read the Thunderbolt''s specs correctly, the frequency stability (measured over 1 second) is 1.4 x 10^-11 so that''s about the same drift asthe 1.1E-11 you concluded as RFS drift.

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rubidium 10mhz for sale | eBay

ACCUBEAT RUBIDIUM FREQUENCY STANDARD AR-60A 10MHz #27. Pre-Owned. $251.10. From Israel. List price: Previous Price. $279.00 10% off. Buy It Now. Free shipping.

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Uwe''s Tinkerblog

 · Once arrived I started to create some electronics around the LPRO-101 module with the aim to build a high quality device that feeds other laboratory appliances with an exact clock. foto of the prototype. This project uses a 10MHz rubidium atomic clock as the time base. Several 10MHz reference outputs are provided at different levels for my ...

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OCXO-based Real-Time Clock | All About Circuits

 · A 2nd hand 10MHz Rubidium oscillator can be had on eBay for a lot less than a new OCXO (which I''m beginning to realize is an outrageously expensive component.) Given the Arduino has a processor in it, I suppose I could take the 10MHz pulse from the Rubidium box and divide it by 10 million to get a 1PPS pulse, which is exactly what I''d need to ...

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Embedded Engineering : DIY Isolated 10Mhz Distribution ...

 · DIY Isolated 10Mhz Distribution Amplifier for GPSDO, Rubidium, TCXO Reference while working on own GPS diciplined oscillator (GPSDO) project i needed few references so bought multiple of TruePosition GPSDO board form True Position LMU300 receiver unit. These Trueposition GPSDO are really nice boards but they as usual only one single output, so ...

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RUBIDIUM ATOMIC FREQUENCY STANDARDS

The Rubidium Physics Package utilizes the ground-state hyperfine transition of the Rubidium atom, at approximately 6.8+ GHz. In order to use this atomic transition, the Rubidium Physics Package incorporates a Rubidium cell, Rubidium lamp, and servo electronics. The VCXO is locked to the Rubidium atomic resonance at 6.8+ GHz. The VCXO

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