cesium beam 5061a

HP 5061 Cesium Resonance - LeapSecond

HP 5061A cesium beam frequency standard The 3325A generates the 12.x MHz signal The 5061A generates the 9180 MHz signal A 5 MHz house standard drive both the above 12.x MHz injected into 5061A harmonic generator A4 J2 5 MHz reference injected into 5061A 90 MHz multiplier A3 J5 Beam current measured across meter M1 in "Beam I" position

Hewlett Packard Keysight Agilent 5061A Cesium Beam ...

HP - Agilent - Keysight 5061A Cesium Beam Frequency Standard Untested with Option 1, condition is for parts or not working, please only purchase unit if you know how to repair or can use the parts, comes as shown, free shipping. See details - HP - Agilent - Keysight 5061A Cesium Beam Frequency Standard Untested Option 01.

HP 5060A Cesium Beam Frequency Standard

1964 - The HP 5060A, a cesium-beam standard instrument, gains worldwide recognition as the "flying clock." International standards for time set by flying the HP 5060A around the world. Accuracy 2E-11, Precision 1E-11, uses 5 MHz Xtal oscillator. 1967 - HP acquires the rights to make the Cesium Beam Tube from Varian, Beverly Mass.

Keysight-Agilent 5061A - Frequency Standards

The Agilent HP 5061A Cesium Beam Frequency Standard carries on this world-class tradition. Sold-state components and the closed-loop, self-checking control circuit yield an accuracy of +/-1 x 10E-11. Outputs available include: 5MHz, 1MHz, and a 100kHz signal for integrating applications such as use with a …

EEVblog #423 - HP5061A Atomic Clock Cesium Beam Frequency ...

A look at one of the original HP 5061A Cesium Beam atomic clock frequency standards used in the "flying clocks" experiment in the 1960's, that showed (not de...

5061A Cesium Beam Frequency Standard - keysight.com

5061A Cesium Beam Frequency Standard [Obsolete] Technical Support no image available. Technical Support. 5061A Cesium Beam Frequency Standard. Calibration and Repair. Request Service Product Details. Resources; Drivers, Firmware and Software; Training and Events ; Knowledge Center ; Sort by :

EEVblog #423 - HP5061A Atomic Clock Cesium Beam Frequency ...

Feb 13, 2013· A look at one of the original HP 5061A Cesium Beam atomic clock frequency standards used in the "flying clocks" experiment in the 1960's, that showed (not definitely at the time) that time dilation as part of Einstein's relatively theory was correct. The effect was not confirmed until a more precise run in 1971, again with the same clocks.

User Manual with schematics - Hewlett Packard 5061A ...

Dec 17, 2019· Dec 17, 2019· The Hewlett-Packard Model 5061A Cesium Beam Frequency Standard is a compact, self-contained Frequency Standard which uses a cesium beam tube resonator to stabilize the output frequency of a quartz crystal Oscillator.Solid-state components and the closed-loop, self-checking control circuit provide an accuracy of ± 1 part in lO00000000000.

HP 5061A Cesium - test-and-measurement.net

Cesium Standard compared to GPS Locked Counter . HP Atomic frequency have long been the world wide standard for frequency and time keeping. The 5061A is part of that tradition. Self checking control standards yields exceptional accuracy. This accuracy combined with high reliability made the HP 5061A the choice of national laboratories for many ...

Hewlett Packard Keysight Agilent 5061A Cesium Beam ...

HP - Agilent - Keysight 5061A Cesium Beam Frequency Standard Untested with Option 1, condition is for parts or not working, please only purchase unit if you know how to repair or can use the parts, comes as shown, free shipping

5061A Cesium Beam Frequency Standard - keysight.com

5061A Cesium Beam Frequency Standard [Obsolete] no image available. 5061A Cesium Beam Frequency Standard. Product Status: Obsolete Obsolete Technical Support. Calibration and Repair. Request Service. Prev. Replacement Product . 5071A Primary Frequency Standard ...

Agilent 5071A Primary Frequency Standard Unsurpassed ...

An improved cesium beam tube and new electronics design—known as Cesium II Technology—make the Agilent 5071A six times more accurate than its predecessor, the 5061B. The intrinsic accuracy of the improved cesium beam tube assures that any 5071A Option 001 will power up to within ±5 3 10-13 of the accepted standard for frequency. This is

Cesium beam Frequency Standard Type 5061A - Physics …

Cesium beam Frequency Standard Type 5061A This item is a Cesium Atomic Clock, made by Hewlett-Packard, widely known today as HP, around 1970. The Cesium Atomic Clock is enclosed in a grey metal casing with an analog time display and three output frequencies.

Commercial Cesium Beam Primary Frequency Standards

Commercial Cesium Beam Primary Frequency Standards A collection of data sheets and marketing literature. HP 5061A and 5061B primary frequency standards (cesium) HP 5062C primary frequency standard (cesium), HP 5065A secondary frequency standard (rubidium) FTS 4050 primary frequency standard (cesium)

Cesium beam Frequency Standard Type 5061A - Physics Museum ...

Cesium beam Frequency Standard Type 5061A This item is a Cesium Atomic Clock, made by Hewlett-Packard, widely known today as HP, around 1970. The Cesium Atomic Clock is enclosed in a grey metal casing with an analog time display and three output frequencies.

Hafele–Keating experiment - Wikipedia

One of the actual HP 5061A Cesium Beam atomic clock units used in the Hafele–Keating experiment The Hafele–Keating experiment was a test of the theory of relativity . In October 1971, Joseph C. Hafele, a physicist, and Richard E. Keating, an astronomer, took four cesium -beam atomic clocks aboard commercial airliners.

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