FE-5650A Specifications:
- Frequency: 10 MHz
- Settability: ±1 x10^-11 (range 2 x 10^-9)
- Adjustment Range: 3 x 10^-9
- Long Term Stability: 4 x 10^-11/month; 2 x 10^-10/year
- Short Term Stability Averaging Time (SEC): f/f; 10^0 1.4 x 10^-11; 10^1 4.4 x 10^-12; 10^2 1.4 x 10^-12
- Warm-up Time: <4 min. to 5 x 10^-10 @ 25º C; <10 min. to 5 x 10^-10 @ -55º C
- Retrace: 1 x 10^-11 when measured at the same temperature, power off <24 hrs.
- Output Voltage: 0.5 VRMS into 50 Ohm sinewave
- Harmonic Distortion: -30 dB
- SSB Phase Noise Offset from Signal: 10 MHz Phase Noise (1 Hz BW); 101 Hz 89 dBc; 102 Hz 125 dBc; 103 Hz 145 dBc
- Voltage Variation: <1 x 10^-11 for input voltage range
- Power Consumption, During Warm-Up: 45 Watts max
- Power Consumption, After Warm-Up: 20 Watts max
Manufacturer's Page:
FE-5650A Rubidium Atomic Frequency Standard
i have full information on it. software,manual.pinout.it can reprogramme with RS232(range 1hz-20mhz).
with the software,it even become PATTERN generator.
they made in 2006 year 33th weeks.SO NO worry about the life.