KJK-1000 series - precision time signal sources, signal distributors, and delay meters

KJK-1200R High-Precision Rubidium Frequency Standard

The KJK-1200R is a high-precision frequency and time reference unit housed in a standard 1U 19-inch rack-mountable metal case. At its core is the M-295 module, featuring a rubidium oscillator, a type of atomic clock known for high accuracy and stability. This module generates highly stable and pure 10MHz sine wave, 10MHz pulse14, and 1 Pulse Per Second (1PPS) reference signals.

KJK-1200R - High-Precision Rubidium Frequency Standard

Key Features:

  • Rubidium Oscillator Driven: Utilizes the M-295 module with a high-precision rubidium atomic frequency standard for exceptional stability and low drift.
  • High-Purity Outputs: Delivers 10MHz sine wave, 10MHz pulse, and 1PPS signals with unmatched signal purity and frequency stability. Rubidium oscillators provide excellent short-term stability and low phase noise.
  • GNSS Disciplining: Features an internal GNSS receiver input, allowing the rubidium oscillator to be disciplined to the Coordinated Universal Time (UTC) scale for enhanced long-term accuracy8.
  • User Interface: Equipped with a front panel containing an LCD, keypad for configuration, and LED indicators for status signaling.
  • Integrated Power Supply: Operates from a single 230VAC mains power source.
  • Output Distribution: Includes a built-in 12-output TTL signal splitter for distributing reference signals.
  • Expansion Options:
    • Accommodates a second splitter module, such as the M-243 (12x TTL) or M-244 (16x RS422), for increased output capacity.
    • Supports the addition of an M-291 module for 1PPS delay measurement capabilities.
  • Form Factor: Compact 1U, 19-inch rack-mountable chassis suitable for standard equipment racks.

The KJK-1200R provides a robust and precise timing and frequency reference solution ideal for synchronization, telecommunications infrastructure, calibration laboratories, and demanding scientific applications.

KJK-1201D High-Precision Rubidium Reference Signal Generator

The KJK-1201D is a state-of-the-art reference signal generator powered by a high-precision rubidium oscillator. It provides 10 MHz and 1PPS reference signals with exceptional frequency stability and signal purity, making it ideal for demanding applications in synchronization, communications, and instrumentation.

KJK-1201D - High-Precision Rubidium Reference Signal Generator

Key Features:

  • Rubidium Oscillator Core: Utilizes an advanced rubidium atomic clock, ensuring ultra-low phase noise and long-term frequency stability for both 10 MHz and 1PPS outputs.
  • Versatile Signal Outputs: Delivers three types of reference signals:
    • 10 MHz sine wave
    • 10 MHz pulse
    • 1PPS (one pulse per second)
  • User Interface: Equipped with a front-panel LCD, keyboard, and LED indicators for intuitive operation and real-time status monitoring.
  • Power Supply: Operates on a standard 230 VAC input, simplifying integration into existing laboratory or industrial environments.
  • Optional Delay Meter: Can be fitted with the M-291-1PPS delay meter for advanced timing analysis.
  • Compact and Robust Design: All components are housed in a single 1U metal desktop case, optimizing space while providing durability and electromagnetic shielding.

The KJK-1201D is engineered for applications where precise timing and reference signals are critical, offering unmatched reliability and performance in a compact, user-friendly form factor.

KJK-1110R Signal Distribution Unit

The KJK-1110R is a versatile signal distribution unit housed in a standard 1U, 19-inch metal rack-mountable case. It is equipped with two independent 12-output TTL distribution modules, providing 24 digital outputs.

KJK-1110R - dual 12-outputs digital signal distributor

Core Features:

  • Dual TTL Distributors: Includes two modules, each offering 12 TTL outputs.
  • Power Supply: Features a single, integrated 230VAC power supply.
  • Rack Mountable: Designed in a compact 1U, 19-inch form factor for easy integration into standard equipment racks.

Expansion Capabilities:

  • The unit offers flexibility with optional expansion slots for up to two additional distribution modules.
  • These expansion modules can be either TTL or RS-422 type distributors.
  • Furthermore, the distribution modules (both standard and optional) can be configured with different input cards to suit various signal requirements, including RS-422, TTL, or GPS inputs.

This modular design allows the KJK-1110R to be adapted for diverse signal distribution needs within a compact footprint.

KJK-1120R RS422 Distribution Unit

The KJK-1120R is a versatile signal distribution solution housed in a standard 1U, 19-inch metal rackmount enclosure.

KJK-1120R - 16-output distribution module with RS422 OCP card and 16-output distribution module with GNSS/GPS OCP card.

Standard Configuration:

  • Distribution Modules: Includes two high-density modules, each providing 16 RS-422 outputs.
  • Power Supply: Equipped with a single 230VAC power supply unit.

Expansion Capability:

  • The unit offers flexibility with space for up to two additional distribution modules. These optional expansion modules can be either TTL or RS-422 types.

Input Flexibility:

  • The splitter modules within the KJK-1120R are designed to accommodate various signal types through interchangeable input cards. Supported input card types include RS-422, TTL, and GPS.

This configuration allows for significant signal distribution capacity and customization within a compact 1U footprint.

KJK-1231/1232 - GNSS/PCSK225 time receiver with RS-485 interface

The KJK-1231 is an external receiver unit designed to interface with Global Navigation Satellite Systems (GNSS). This device provides a robust solution for acquiring GNSS data for various applications. Built for flexibility and reliable connectivity, the KJK-1231 integrates easily into existing setups using standard cabling and offers long-distance communication capabilities.

Key Features:

  • GNSS Reception: Functions as an external receiver for GNSS signals.
  • RS-485 Interface: Equipped with an RS-485 interface for serial data communication.
  • Modular Design: Features interchangeable OCP-RCB format GNSS cards, allowing for flexibility and potential customization.
  • Standard Cabling: Connection is established using readily available UTP/SFTP CAT 5+ cable.
  • Extended Range: Supports communication distances up to a maximum of 500 meters via its RS-485 interface.

The KJK-1232 is an external receiver unit (PCSK225) designed to capture the official time frame signal broadcast on the 225 kHz frequency. This signal originates from the Polskie Radio Program I transmitter located in Solec Kujawski, Poland, and carries the time standard provided by the Polish Central Office of Measures. Leveraging this reliable broadcast, the KJK-1232 delivers a synchronization accuracy of 10ms, making it suitable for applications requiring precise timekeeping based on the national standard.

Key Features:

KJK-1231 External GNSS Receiver
KJK-1232 External Time Signal Receiver
  • Coverage: Designed to operate effectively throughout Poland and potentially in adjacent regions where the signal is available.
  • Signal Reception: Receives the 225 kHz time signal broadcast from Solec Kujawski.
  • Synchronization: Achieves 10ms accuracy relative to the official Polish time standard.
  • Modularity: Equipped with interchangeable OCP-RCB format cards for enhanced flexibility.
  • Connectivity: Uses standard UTP/SFTP CAT 5+ cabling for straightforward installation.
  • Interface: Features an RS-485 interface allowing for connection distances up to 500 meters.

KJK-1301D - Digital Control Clock

The KJK-1301 is an advanced digital control clock designed for precise management of electrical devices, including lighting systems and various technological equipment.

KJK-1301 - Digital Control Clock

Key Features:

  • Dual Isolated Inputs: Features two isolated inputs compatible with external KJK-123x series receivers.
  • Large Graphical Display: Equipped with a clear, large graphical LCD for easy viewing of status and programming information.
  • Simple User Interface: Includes a straightforward keypad for intuitive operation and configuration.
  • High-Power Outputs: Provides six independent power switch outputs, rated at 230V / 10A each, for controlling electrical circuits.
  • Flexible Scheduling: Supports reliable scheduling with the capacity for up to 50 distinct programmed schedules.
  • Integrated Calendar: Includes a built-in calendar function for date-based control.
  • Multiple Time Synchronization Options:
    • Network Time: Synchronizes time accurately via an internet connection.
    • GNSS Time: Capable of acquiring precise time signals from GNSS constellations (GPS, Galileo, Beidou).
  • Enhanced Accuracy Option: Supports the use of an external PCSK225 standard receiver, maintaining high time accuracy even in environments prone to GPS signal jamming.
  • Connectivity: Features a built-in WiFi interface, enabling internet access for time synchronization and potentially retrieving other relevant information online.

The KJK-1301 offers robust and versatile timing control for demanding applications requiring automation and precision.