[time-nuts] MTI 260-0624-D OCXO

Bob Camp kb8tq at n1k.org
Sat Mar 5 17:17:12 EST 2016


Hi

Where (what continent) was the seller located?

Bob


> On Mar 5, 2016, at 4:45 PM, timenut at metachaos.net wrote:
> 
> I got the replacement MTI 260-0624-D OCXO today.
> 
> It rattles!
> 
> I didn't even bother trying to power it up. Not much point. I have not taken
> it apart, but have notified the seller. I may disassemble this one as well,
> depending on what the seller says.
> 
> Mike
> 
> 
>> I just received a 5Mhz OCXO from eBay (MTI 260-0624-D OCXO). After testing it,
>> it is clear that it is defective.
> 
>>   1. It never heats up.
> 
>>   2. The reference voltage is zero.
> 
>>   3. Only noise is seen on the output pin.
> 
>> I tested with a 12.54V, 2A supply voltage with around 30mV noise. That should
>> be sufficient to test.
> 
>> All I was looking for was a 5Mhz signal whose frequency changed when the
>> adjustment pin was either tied to ground or the reference voltage. Never got
>> that far because I never go a signal at all.
> 
>> The seller packed it well and shipped it promptly. I will see how he handles
>> it.
> 
> 
>> Mike
> 
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> 
> 
> 
> -- 
> Best regards,
> Timenut                            mailto:timenut at metachaos.net
> 
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