时间与频率基准设备归档

CX2119A Low phase noise Crystal Oscillators

The CX2119A is a low-phase-noise, 10MHz oven-controlled crystal oscillator housed in a standard 36×27mm package. It operates stably in environments ranging from –20°C to +70°C, has an aging rate better than 5E-10/day, and offers excellent near-end and far-end phase noise performance. This product is ideal for use in low-phase-noise phase-locked loop (PLL) local oscillator circuits. When connected to an atomic clock, it significantly improves the system's short-term frequency stability and phase noise performance, while effectively suppressing and eliminating clutter interference from the atomic clock.

CX5228A High stability and low phase noise crystal oscillator

The CX5228A is a highly stable, low-phase-noise oven-controlled crystal oscillator (OCC). It utilizes a high-Q crystal resonator, offering excellent frequency stability and phase-noise performance. Operating in a temperature range of -20°C to +70°C, it features an aging rate better than 3E-10/day and a 1Hz phase noise rating of -126dBc/Hz. It is widely used in communications, navigation, radar, reconnaissance, high-end instruments, and high-end audio systems.

CX8617A High stability and double constant temperature Crystal Oscillators

The CX8617A is a dual constant temperature low phase noise crystal oscillator, with excellent phase noise performance and frequency stability, and has good environmental adaptability, and the nominal index can be obtained in the desktop environment.

CX910 Ultra-high stability and low phase noise crystal oscillator

The CX910 is a four-output, dual-temperature, highly stable crystal oscillator. It utilizes SC-cut high-precision crystals, a customized low-noise oscillation circuit, and a pure copper temperature control system. Its phase noise reaches -126dBc/Hz at 1Hz. Internal independent voltage regulation and separate temperature control effectively reduce interference. A multi-stage linear regulator reduces core power supply noise to the nanovolt level, significantly improving phase noise and short-term stability performance at 10MHz output. It is suitable for radar, electronic countermeasures, aerospace measurement and control, and standard phase noise measurement scenarios.

PLOA260 Analog phase-locked thermostat Crystal Oscillators

PLOA260 is a low noise analog phase-locked oscillator which is based on the standard form factor design of BDSTAR TIME, and integrates 1 high performance thermostatic crystal, 1 digital phase-locked loop and 3 isolation amplifiers, and also can be Customized with 1 low phase noise 5MHz crossover output, 5Hz fixed bandwidth filament, 1Hz phase noise, and 1s fixed degree following standard. While the far end noise is determined by the local low noise crystal oscillator, the PLOA260 can be used to optimize the output noise of the clockkeeping room phase trimmer, and is suitable for connecting to the hydrogen clock set phase trimmer, which improves the phase noise performance while maintaining the hydrogen clock second stability

PLOD260 Digital phase-locked thermostat Crystal Oscillators

The PLOD260 is a high-performance phase-locked crystal oscillator (PLOD260) with three 10MHz outputs and one customizable low-phase-noise 5MHz output in a standard BDSTAR TIME form factor. It integrates a high-performance oven-controlled crystal oscillator (OCR) and a fully digital phase-locked loop (PLL). It supports a 10MHz input and has a bandwidth adjustable from 4MHz to 512MHz via RS-232. It is ideal for optimizing the phase noise and short-term stability of rubidium and cesium clocks.

T710 GNSS Rubidium Atomic Frequency Standard

The T710 GNSS Rubidium Atomic Frequency Standard integrates a GNSS receiver, a Rubidium atomic clock, and a low-phase-noise crystal oscillator. Using digital phase-locking technology, it outputs a high-precision 10MHz frequency signal with frequency stability comparable to that of a standard cesium clock. It supports 1PPS and UTC synchronization, features smooth frequency division and anti-interference capabilities, and automatically switches to the Rubidium clock if GNSS lock is lost. Supporting multiple signal outputs, including 10MHz, 1PPS, and Time of Departure (TOD), it is suitable for high-reliability applications such as radar, communications, power generation, and metrology calibration.

T760 GNSS Rubidium Atomic Time and Frequency Standard

The T760 is a high-precision GNSS disciplined rubidium atomic frequency standard. It integrates GNSS, a rubidium clock, and a low-phase-noise crystal oscillator, achieving output frequency stability comparable to that of a cesium clock. It supports 1PPS and UTC synchronization and features automatic timekeeping, frequency smoothing, anti-interference, and encryption. It runs a built-in Linux system and is compatible with PTPv2.1, NTP, and SNTP protocols, achieving nanosecond-level network timing accuracy. Housed in a 2U chassis, it supports multiple signal outputs, including 10MHz, 1PPS, IRIG-B, and Time of Departure (TOD).

T770 Metrology-Grade Atomic Frequency Standard

The T770 is a metrology-grade rubidium atomic frequency standard, offering frequency stability, drift, and temperature coefficient up to 10 times better than ordinary rubidium clocks, and a one-day frequency stability comparable to that of a small cesium clock. It supports 1PPS and GNSS UTC synchronization, uses smooth frequency division to ensure a stable time base, and automatically maintains time in the event of a loss of lock. It features anti-interference algorithms and outputs multiple signals, including 10MHz, 5MHz, 1PPS, and Time of Departure (TOD). Options include 100MHz, 90MHz, and IRIG-B. Its 2U chassis makes it suitable for applications such as ePRTC master clocks, radar, communications, metrology, and aerospace measurement and control.

TCA55 Localization Chip level Atomic clock

The CA55 is a domestically produced chip-level atomic clock based on the CPT principle, offering advantages such as low power consumption, compact size, and fast startup. Suitable for operating temperatures from -40°C to +85°C, it provides CMOS-level 10MHz and 1PPS outputs, boasting short-term stability better than 3E-10/1s, daily drift better than 3E-11, and monthly aging less than 5E-10. It supports external calibration using 1PPS or analog voltage, making it suitable for applications such as navigation, communications, unmanned equipment, marine geophysical exploration, and instrumentation.

TRA80 High-performance Rubidium atomic clock

The TRA80 is a high-performance, cost-effective rubidium atomic clock featuring high stability, low phase noise, low aging rate, and a low temperature coefficient. It supports 1PPS discipline and 10MHz calibration, and features frequency self-test and automatic calibration. It is suitable for applications such as time and frequency measurement standards, aerospace, aircraft measurement and control, communications, astronomy, meteorology, simultaneous broadcasting, digital television, single-frequency networks, and synchronous data acquisition.

TRA85 High-performance Rubidium atomic clock

The TRA85 is a high-performance rubidium atomic clock with excellent long-term stability, low phase noise, and fast lock capability. Utilizing advanced digital control and a temperature-controlled package design, it supports 1PPS and 10MHz outputs, achieving a frequency stability of 3E-12/1s. Its 10MHz short-term stability is comparable to that of mid-range cesium clocks, offering excellent value for money. It is suitable for high-precision applications such as radar, communications, metrology and calibration, astronomy, electronic countermeasures, and aerospace measurement and control.

Time Frequency Primary Standard

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