Microsemi XLi time & frequency standard, X72 Rubidium, 87-8034-1 inside, #B2;

Symmetricom / Microsemi XLi time & frequency standard is the most playable kit for the time domain and frequency domain application, it uses the source (GPS etc) discipline oscillator (Rubidium, OCXO or TCXO), then output board sync to the oscillator, it uses modular design, and professional design for each part, also the whole metal heavy body;

if you just care the time domain (frequency peak to peak offset, jitter, deviation), then the auction is good for you;

the source is Trimble MT48 GPS, no 1024 weeks rollover problem, no leap second problem, the time/date is same as UTC time;

the oscillator is Symmetricom X72 Rubidium, calibrated by me;

the output using 87-8034-1 (Expansion Module Carrier card, BNC interface), the card can output following signal (set by internal switch, the setting now is 10MHz, 10Mpps):

• Time Code AM/DC: Format mirrors selected XLi standard code output (IRIG A,B; IEEE 1344 or NASA 36)

• Alarm

• Rates (1 PPS, 1 kPPS, 10 kPPS, 100 kPPS, 1 MPPS, 5 MPPS, 10 MPPS)

• Programmable Pulse

please search Google for the symmetricom XLi manual.

the firmware version is 2.4, all the software option enabled;

to set the kit, you can use front keyboard, GUI or RS232 command, the most easy way is use the RS232 command, quite simple;

the auction include:

one used symmetricom XLi standard (Made in USA);

one new USB-232 cable (FTDI chip, design in USA)

free ship to US 48 states.