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Ground Stations

Rakon’s Ultra Stable Oscillators (USOs), Ultra Low Phase Noise OCSOs,  long holdover 1PPS Disciplined OCXOs and High End Telecom OCXOs combine exceptional frequency stability vs. temperature with very low phase noise and long holdover, making them ideal for ground station applications.

Products

Ultra Stable OCXOs (USO) for ground stations

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Product Name Image Package Size (LxWxH) Nominal Frequency (Fn) Stability Class Temperature Range (°C) Long Term Stability Phase Noise (P/N) Allan Deviation (ADEV) COO
HSO14 73 x 135 x 64 mm 5 to 10 MHz

10-11

 0 to 50 °C ±50 ppt/day
±1.5 ppb/month
±10 ppb/year
±50 ppb/10 years 		Max. P/N @5 MHz
-150 dBc/Hz @10 Hz
-157 dBc/Hz @100 Hz
-160 dBc/Hz @1 kHz

1 - 30s: 6 x 10-14

 FRA
HSO13 67 x 60 x 40 mm 5 to 10 MHz

10-11

 0 to 50 °C ±50 ppt/day
±1.5 ppb/month
±10 ppb/year
±50 ppb/10 years 		Max. P/N @5 MHz
-150 dBc/Hz @10 Hz
-157 dBc/Hz @100 Hz
-160 dBc/Hz @1 kHz

1 - 30s: 1 x 10-13

 FRA

Ultra Low Phase Noise OCSOs for ground stations

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Product Name Image Package Size (LxWxH) Nominal Frequency (Fn) Frequency Stability (FvT) Temperature Range (°C) Long Term Stability Phase Noise (P/N) COO
LNO1000B2 47.5 x 59.5 x 12.7 mm 1 GHz ±2 ppm 0 to 50 °C <±1 ppm/year
<±6 ppm/10 years 		-135 dBc/Hz @1 kHz
-159 dBc/Hz @10 kHz
-172 dBc/Hz @100 kHz 		FRA

1PPS Disciplined OCXOs (GPSDOs) for ground stations

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Product Name Image Package Size (LxWxH) Nominal Frequency (Fn) Frequency Stability (FvT) Temperature Range (°C) Long Term Stability 24 Hour Holdover COO
ROD2522S2 25 x 22 x 12 mm 10 to 20 MHz 0.5 ppb pk-pk -40 to 85°C ±0.2 ppb/day
±10 ppb/month
±50 ppb/year 		1.5 µs FRA
ROD3827T2 38 x 27 x 12 mm 10 to 20 MHz 0.5 ppb pk-pk -40 to 85°C ±0.2 ppb/day
±10 ppb/month
±50 ppb/year 		1.5 µs FRA
ROD5242T1 52 x 42 x 14 mm 10 to 20 MHz 0.1 ppb pk-pk -40 to 85°C ±0.1 ppb/day
±10 ppb/month
±50 ppb/year 		<1.0 µs FRA

High End Telecom OCXOs for ground stations

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Product Name Image Package Size (LxWxH) Nominal Frequency (Fn) Frequency Stability (FvT) Temperature Range (°C) Long Term Stability 24 Hour Holdover COO
ROX5242T1 52 x 42 x 14 mm
52 x 42 x 19 mm 		5 to 12.8 MHz ±0.1 ppb -20 to 70 °C ±0.02 ppb/day
±3 ppb/year
±20 ppb/20 years 		<1 µs FRA
ROX5242T2 52 x 42 x 25 mm 5 to 15 MHz ±0.2 ppb -40 to 85 °C ±0.05 ppb/day
±8 ppb/year
±40 ppb/20 years 		<3 µs FRA

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