[time-nuts] Venus838LPx-T opinions?

Clay Autery cautery at montac.com
Fri Jul 22 22:52:30 EDT 2016


Looks like a module I might want to start with... No way I'd want to
start with the chip...

______________________
Clay Autery, KY5G
MONTAC Enterprises
(318) 518-1389

On 7/22/2016 8:16 PM, Nick Sayer via time-nuts wrote:
> Looks like the bare modules are available for $25 (FOB Taiwan) each MQ:4. Eminently reasonable. I am probably going to get 4 to start with and make an LGA breakout board for myself and do some experimenting with them.
>
> The tough part for me is going to be upgrading the controller to the ATMega328PB to get enough flash space to add the sawtooth compensation handling stuff. But even if I completely ignore the NMEA output of the module, it'll be worth it to get timing firmware with survey capabilities. I'm quite excited. 
>
> Sent from my iPhone
>
>> On Jul 22, 2016, at 3:21 PM, Nick Sayer via time-nuts <time-nuts at febo.com> wrote:
>>
>> Anybody played with one of these? http://www.skytraq.com.tw/products/products-Timing%20Module.html
>>
>> It looks promising for GPSDO designers. It has a survey mode (looks to be automatic) and one of the NMEA messages reports quantization error.
>>
>> The downsides I’ve identified so far are that it’s an LGA69, so that’ll be… exciting… And I don’t have any pricing, availability or minimum order information at the moment.



More information about the time-nuts mailing list