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Author Topic: Teardown and fix OCXO isotemp 131 series  (Read 2380 times)

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Offline harrimansatTopic starter

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Teardown and fix OCXO isotemp 131 series
« on: February 28, 2015, 07:37:11 pm »
V ref error, F out not working, fixing Vref, R1 was open.
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Offline Richard Head

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Re: Teardown and fix OCXO isotemp 131 series
« Reply #1 on: March 01, 2015, 07:52:42 am »
I wonder why they didn't use a SOT-23 for the TL431. The SOT-223 is so much larger.
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Offline Vgkid

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Re: Teardown and fix OCXO isotemp 131 series
« Reply #2 on: March 01, 2015, 04:39:46 pm »
Good job on the fix, i would have bodged in an external vref.
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