Who is the seller? On 3/28/2011 1:40 PM, beale wrote: > Just FYI, I'm not sure how this compares to other similar parts, but I'm > seeing about +/- 1 ppb (1E-9) frequency drift per 24 hour period from one > sample of the Pletronics OHM40480526, which I've had running for about 10 > days now. It runs on +5V and after a warmup current of 250 mA for a few > seconds, it draws about 60 mA steady state at room temperature. I'm driving > the tuning voltage on pin 1 from a separate +5V reference to avoid variations > due to heater current shifts. I use a simple resistive trimpot divider to > set the voltage, this is not a GPSDO (yet :-). > > I'm sure most on this list have more refined tastes in oscillators than this > one (and probably want 10 MHz instead of 26 MHz), but I thought it noteworthy > because it is so cheap. These parts are currently available online for $2 > each. I'm not affiliated with the seller. > > a few more details: > http://www.bealecorner.org/best/measure/time/Pletronics-26MHz-OCXO-tuning.pdf > http://www.bealecorner.org/best/measure/time/26MHz-osc-notes.txt > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there.
-- mailto:[email protected] Oz POB 93167 Southlake, TX 76092 (Near DFW Airport) _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
