Oven controlled crystal oscillator (OCXO)
RK 410 Space Mini USO 10-10 Rakon

This Mini Ultra Stable Oscillator RK 410 is designed for Master Clocks, Navigation and Positioning Systems. RK 410 stability class is 10-10.
RK 410 is used in such applications as GPS receivers, digital cards, board calculators, down and up converters, synthesizers.
This frequency source is featured by remarkable overall frequency stability vs. temperature range up to ±0.5
ppb under vacuum, ± 20 ppb per year, power consumption at steady state of 3W under vacuum.
The AV (Allan Variance) variant of the Mini USO has a short term stability of 5.10-13 at 1 and 10 s.
This mini USO is available in a 100x94x55mm format (0.57 l) with a Sub-D 15 connector and is manufactured
in accordance with MIL-PRF-55310 (Class 1, type 4, level S).
Features
· 10 MHz · Ageing: ± 50 ppb over 15 years
· Allan Variance: 5E-13 · Output Wave Form: sine 50 Ohms
· Supply voltage: +12V or +15V · Output Level: from 0 to 10 dBm
· Warm up Consumption: 10 W max · Component selected as per ECSS-Q-ST-60C
· Steady state Consumption: 3W under vacuum · Materials selected as per ECSS-Q-70
· Manufacturing in accordance with:
o MIL-PRF-55310 (Class 1, type 4, level S)
o ECSS-Q-ST-70-08C and ECSS-Q-ST-70-38C
· Temperature stability: ± 0.5 ppb under vacuum