- 产品详情
Product overview
OSA 3235B The cesium atomic frequency standard (cesium clock) is a high performance Se Yuanzi frequency standard source designed and produced by advanced technology. It has the characteristics of high accuracy, good stability, simple operation and high cost performance. It is the best choice for positioning, communication and time system applications.The cesium atomic clock can also work with the GPS receiver to provide a high precision redundancy time and frequency system.
Key word Cesium clock, cesium atomic clock, cesium atomic frequency standard, atomic cesium clock
Product function
1) 10MHz And 5MHz low phase noise direct output;
2) 100kHz Programmable sinusoidal output to 50MHz;
3) Three Road TTL outputs 1PPS/1MHz/5MHz/10MHz;
4) Two Lu 1PPS synchronous input;
5) AC/DC Redundant power input, optional internal battery;
6) Remote control and supervision through RS232.
Product characteristics
A) Accuracy is better than + 1E-12;
B) Lightweight, compact and cost-effective.
C) High stability, low phase noise and long life.
Typical application
1) First level calibration laboratory, microwave reference source, semiconductor application, etc.
2) Application of satellite communication SATCOM, mobile communication system and extensive testing and measuring fields;
Technical index
Main indicators | Frequency accuracy | + 1E-12 | |
Frequency reproducibility | + 1E-12 | ||
Stability (Allen variance) | 1.2E-11/1s 8.5E-12/10s 2.7E-12/100s 8.5E-13/1000s 2.7E-13/10000s 8.5E-14/100000s 5.0E-14/ bottom noise | ||
Frequency setting accuracy | Range + 1.0E-9 Resolution <1.0E-15 | ||
Preheating time | 45 minutes @ 25 degrees. | ||
Direct output | Routes | 1 way 5MHz | 1 way 10MHz |
level | 1Vrms + 0.2 @ 50 ohm | ||
Interface | BNC | ||
5MHz phase noise | -95dBc/1Hz -125dBc/10Hz -140dBc/100Hz -150dBc/1kHz | -90dBc/1Hz -120dBc/10Hz -135dBc/100Hz -145dBc/1kHz | |
harmonic | Less than 40dBc | ||
Clutter | Less than 80dBc | ||
Analog output | Routes | 1 way (BNC connector) | |
frequency | Configurable 0.1~50MHz sinusoidal signal | ||
Output level | 500mVrms @ 50 Omega | ||
Digital output | Routes | 3 way (BNC connector) | |
frequency | 1PPS/1/5/10MHz square wave signal | ||
Output level | Equal to 3V @ 50 Omega | ||
Synchronous input | Routes | 2 way (BNC connector) | |
Output level | 1PPS TTL (3V) | ||
Signal extended output card (optional) | Analog output | 1 way configurable, 0.1~50MHz sinusoidal signal Output level: 500mVrms @ 50 Omega | |
Telecommunication signal output | Output path: 4 way Frequency: 2.048MHz/E1/T1/1PPS/10MHz Output level: according to G703 requirements. Interface: BNC 75 (T1: DB-9 100 omega) | ||
Management and user interface | Management interface | The 9 pin RS232C, DB9 interface, one front and back panel, manages and configuring the equipment through the local management software. | |
Alarm interface | 3 relay contact | ||
LED instructions | Power indication, operation indication and alarm indication | ||
display | 5.7 inch LCD LCD display | ||
physical characteristics | working temperature | -5 C ~ + 5 C | |
relative humidity | Less than 95% | ||
weight | <15Kg | ||
Quality assurance | Electronic unit warranty for one year, cesium tube for eight years warranty | ||
Chassis dimensions | 3U, 19 'standard chassis, 132 x 436 x 400mm | ||
Two way power supply | 1 way DC 24V~60VDC, conventional power supply 48VDC; 1 way AC 110-240VAC, 50-60Hz; 60W@25 C (maximum power 70W during preheating) | ||
Guide for selection of related products
Model | Input signal | output signal | characteristic | size |
SYN3102 rubidium atomic frequency standard | Built in rubidium clock | 4 way 10MHz | High cost performance | 1U, 19 "(upper rack) (482x300x45mm) |
SYN3204 GPS tame rubidium atomic frequency standard | GPS | 4 way 10MHz, 1 way serial port, 1 1PPS | GPS tame rubidium clock | 1U, 19 "(upper rack) (482x300x45mm) |
SYN32.768MHzGPS Beidou PLL module | GPS Beidou | 1 road 32.768MHz, 1 road 1PPS Features: GPS tamed crystal oscillator | GPS tamed crystal oscillator | Board (150 x 130 x 20mm) DC 5V + 5%, 3.5W |
SYN100MHzGPS phase-locked plate | GPS | 1 road 100MHz, 1 road 1PPS | GPS tamed crystal oscillator | Board (150 x 130 x 20mm) DC 5V + 5%, 3.5W |
SYN3301 type high stability crystal oscillator | Built in crystal oscillator | 4 way 10MHz | High stability and low phase noise | 1U, 19 "(upper frame) (482x300x45mm) AC220V, 30W |
SYN3305 tame high stability crystal frequency standard | GPS, 1PPS | 1 way 10MHz, 1 way serial port, 1 1PPS | GPS tamed crystal oscillator | 56*158*220mmmm (DC) 5V + 5% |
SYN4102 GPS synchronous clock source | GPS | 1 way 10MHz, 1 way serial port, 1 1PPS | GPS tamed crystal oscillator | 1U, 19 "(upper frame) (482x300x45mm) AC 220V + 10% |
Synchronous clock of SYN4104 digital network | GPS | 2 Road E1, 2 Road 2048K, 1 road 1PPS | Special communication | 1U, 19 "(upper rack) (482x300x45mm) |
Model SYN4201 synchronous frequency divider | 8 way 10MHz | 8 way 1PPS | Synchronous frequency division | 1U, 19 "(upper rack) (482x300x45mm) |
OSA 3235B cesium atomic frequency standard (cesium clock) | 2 way 1PPS | 1 way 5MHz, 1 10MHz, 1 configurable, 0.1~50MHz sine signal. | High cost performance | 3U, 19 inches. 132 x 436 x 400mm |
Option | GPS Beidou dual-mode receiver, constant temperature crystal oscillator OCXO, rubidium clock, positioning information output, lightning arrester, customized antenna cable (50 meters, 80 meters, 100 meters, etc.), multi-channel frequency output, IRIG-B AC and DC output, 1PPS output RS232C, RS422/485, etc., serial output TTL, RS422/485, etc., set a wide range of temperature products, according to customer requirements customized products, product characteristics refer specifically to relevant publicity materials. | |||
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