RUBIDIUM REFERENCE OSCILLATORS AND RUBIDIUM FREQUENCY STANDARDS,
MEASURING EQUIPMENT, DEVELOPMENT AND PRODUCTION
Small-sized Rubidium Reference Oscillator s and Rubidium Frequency Standards
Rubidium Frequency Standard CH1-1012

Small-sized Rubidium Frequency Standard CH1-1012 is for installation into measuring instruments, navigation, telecom, broadcast and defence equipment. CH1-1012 is a high-performance oscillator for mobile applications. It is made in case of 110 х 52 х 80 mm and has weight of 0.7 g.


 

  • Small size and weight;
  • Power less than 12 W
  • High frequency stability
  • Low environmental sensitivity

 

Technical Data:

Specification

Value

1. Output frequency, MHz

10

2. Output level

sinewave ( 0.6 1.2) Vrms,
50 Ohms

3. Allan variance

3.10-11 /1 s
1.10-11/10 s
3.10-12/100 s

4. Frequency drift

± 4.10-11 / month
± 4,8.10-10/ year

5. Relative frequency retrace
(in stable temperature, gravity, pressure and magnetic field conditions)

2.10-11
(within 1 h after 24 h off)

6. Frequency change within temperature operating range

3,5.10-10
over 0 C° to +50 C°

7. Analog frequency adjustment (DC voltage of 0 to 5 V)


not less than ± 3.10-9

8. Harmonics

< -30 dBc

9 . Phase Noise

< - 130 dBc/Hz at 100 Hz
< - 140 dBc/Hz at 1000 Hz
< - 145 dBc/Hz at 10000 Hz

10. Operating temperature range, C °
0 C° to +50 C°

11 . Supply power
- in warm-up time
- in working mode


20 W
12 W
12. Supply voltage
22 V to 28 V
13. Warm-up time for 1.10-9 frequency delay, minutes
15