HP Agilent 5071A Cesium Primary Frequency Standard, with testing diagram, #03

Description: hp 5071A cesium beam Primary Frequency Standard 5071A is the most famous Cesium standard, in excellent working condition (using standard CBT tube), E-mult voltage only 1319 V, still in very young period (maybe stock in warehouse many years), please be aware the E-mult voltage is most important parameter to verify the Cesium Beam Tube's life (normally from 1100V to 2553V). the maximum value is 2553V, if you found that is near 2553V, that mean it is died or very soon be died. so, if you want to buy a used and good 5071A (LED green blink), please check the E-mult voltage (in locked status), the value from 1100V to 2553V (actually is -1100 to -2553V), that is its life evaluation way if no other problem; and CBT value may reach 90% of the 5071A, if CBT is near to end of life, the price of 5071A should be quite cheap, you can check all the listing in Ebay for the 5071A as parts, can you find a health CBT? BTW, I can fix any problem of the 5071A easily except CBT tube. contine working more than 1 week, no any alarm, the video is the 5071A and phase noise analyzer in my garage. the internal standby battery is two lead battery (12V, 2.5AH), all of them of 5071A in the world already died, I took out it; if you need a new Li battery replacement, please check my shop, sometimes you need to swap the AC power, the standy battery can give you one house for the swap, then avoid the 5071A warming up time (can not use). the auction include: one used HP 5071A Cesium frequency standard (without standby battery). ship from MA to US 48 states in free.

Price: 12999 USD

Location: Manassas, Virginia

End Time: 2024-12-05T01:13:26.000Z

Shipping Cost: 0 USD