AQ2300 Series Test Platform

Next-Generation Modular Test Platform

The AQ2300 is a test platform for silicon photonics, semiconductors, optical fibers, passive components, and optical communications equipment. Building on the AQ2200, it offers faster processing, higher module density, improved data transfer and storage.

A comprehensive module lineup includes light sources, optical power meters, attenuators, switches, and source measure units.  All modules can be synchronized through an advanced trigger system. The AQ2300 enables high-throughput, precise, and automated testing for demanding applications.

Covers Applications from R&D to Production

Frame Features

The frames are available in 3-slot or 9-slot types and can be flexibly adapted to small and medium-sized measurement systems.

  • Expandable up to 18 channels with 2-channel modules
  • Digital I/O interface can be selected
  • 3-trigger synchronization systems
  • Simplified response adjustment
  • High-speed data transfer
  • Measurement data storage up to 100 k points per channel
  • Channel-to-channel and module-to-module isolation
  • Hot swappable modules
    • AQ2300 is incompatible with AQ2200 series modules except AQ2200-232 and AQ2200-242 sensor heads.

Digital I/O (Factory Option)

Receives the start-of-operation signal from external equipment and sends the end-of-operation signal to external equipment.

Digital I/O Interface Port Configurations

I/O 8 Ports Selectable input or output (CMOS level)
Selectable rising or falling edge
Vcc 2 Ports 5 V-CMOS or 3.3 V
(Maximum 300 mA/2 ports)
GND 2 Ports  

Save polling operations to monitor the timing of voltage or current generation start and end.

Various Trigger Synchronization Functions

The AQ2300 series SMU have trigger ports not only on the frame side, but also on each channel of the SMU. In addition, in-frame synchronization functionality is also provided, allowing flexible selection of the connection method.

Synchronize Frame with External Equipment | AQ23811A Source Measure Unit | Yokogawa Test&Measurement
Synchronize Frame with External Equipment


Synchronize Channel with External Equipment | AQ23811A Source Measure Unit | Yokogawa Test&Measurement
Synchronize Channel with External Equipment


Synchronize SMU Channels | AQ23811A Source Measure Unit | Yokogawa Test&Measurement
Synchronize SMU Channels

Faster Data Transmission Speeds

Reduce the time between measurements for significantly improved operational efficiency.

Faster Data Transmission Speeds | AQ23811A Source Measure Unit | Yokogawa Test&Measurement

50001 points I/V Measuring time (using Ethernet)

Fewer Measurement Segments

Store measurement data up to 100 k points per channel to reduce the number of measurement segments or files.

Fewer Measurement Divisions | AQ23811A Source Measure Unit | Yokogawa Test&Measurement

Example of stored data
Note: Please refer to the manual for the actual format.

Application

The frame has useful applications installed.

  • Sweep measurement for optical power meters and source measure units
  • Logging measurement for optical power meters
  • Display of images of end-face observations of optical connectors

Application menu

Application menu

Logging graph display

Logging graph display

End face image

End face image

Source and Measurement Functions

Accommodate different function combinations for each channel in each slot:

  • Voltage or Current
  • Generation or Measurement
  • Generation and Measurement

Source and Measurement Functions | AQ23811A Source Measure Unit | Yokogawa Test&Measurement

Static characterization of laser diode (LD) and photodiode modules

The AQ2300 streamlines the test by synchronizing source measure unit (SMU) and optical power meter (OPM) measurements during sweep measurements in a single test platform. enabling electrical and optical parameters to be synchronously acquired in a single platform. This built-in inter-channel synchronization enables efficient I-L characterization without additional external synchronization wiring. For more comprehensive optical characterization, the measurement system can be integrated with the AQ6151B Optical Wavelength Meter and AQ6361/AQ6370E Optical Spectrum Analyzer to evaluate wavelength and spectrum alongside electrical and optical power characteristics.

[Measurement items] I-L measurement, DC extinction ratio, PD current, modulator current, wavelength, spectrum

Optical transceiver measurements

The AQ2300 provides comprehensive optical transceiver evaluation by combining optical power measurement, optical attenuation, optical path switching, and ASE noise loading within a modular system. Multiple transceiver channels can be routed through optical switches, while variable optical attenuators enable controlled adjustment of optical signal levels. When combined with the AQ6151B Optical Wavelength Meter and the AQ6361/AQ6370E Optical Spectrum Analyzer, the system also delivers comprehensive wavelength and spectral analysis. The AQ23191A ASE Light Source can also be incorporated into the optical path to evaluate transceiver performance under controlled ASE noise-loading conditions.

[Measurement items] Optical power, wavelength, Spectrum, optical power adjustment, ASE noise loading

Optical Fiber Amplifier Measurements

The AQ2300 supports optical fiber amplifier evaluation under wavelength-division multiplexed (WDM) conditions. Multiple optical signals at different wavelengths can be independently controlled, attenuated, and multiplexed to create realistic inputs for the amplifier under test. Combined with the AQ6370E/AQ6361 Optical Spectrum Analyzer, the system can evaluate gain, gain flatness, noise figure, and ASE across multiple wavelength channels. The AQ6370E/AQ6361 provides dedicated optical amplifier analysis capabilities for gain and noise figure evaluation, while the AQ2300 enables flexible control of optical power levels and measurement paths for multi-wavelength testing.

[Measurement items] Gain, gain flatness, noise figure, ASE noise

Loss measurement of optical passive components

The AQ2300 supports measurement of optical loss measurements for passive components such as optical fibers, connectors, couplers, etc. By combining optical sources, power meters, attenuators and switching modules in single modular system, engineers can evaluate the optical insertion loss and crosstalk of various optical passive components.

[Measurement items] Optical insertion loss, crosstalk

MPO component inspection system

The AQ2300 can be combined with the AQ7420 or AQ7421 High-Resolution Reflectometer to build a multi-fiber inspection system for MPO and multi-fiber optical components. Optical switches route the measurement path across multiple fibers, enabling insertion loss and optical return loss measurements in a multi-channel configuration. The AQ7420 and AQ7421 provide high-resolution reflection analysis to identify the position and magnitude of localized reflections, helping detect defects such as micro-cracks that may be difficult to identify through conventional loss measurements alone. By combining this detailed reflection analysis with the AQ2300's flexible optical switching and power measurement capabilities, the system supports comprehensive evaluation of insertion loss, total and partial optical return loss, and micro-cracks in MPO components.

[Measurement items] Insertion loss, total optical return loss, partial optical return loss, micro-crack detection

High-speed sweep testing of multi-power-supply optical devices

The AQ2300 enables high-speed synchronized sweep measurements for devices with multiple electrical signals. By taking advantage of the AQ2300’s internal trigger and inter-channel synchronization, the system simplifies sweep testing to evaluate optimal voltage and current conditions and characterize optical power variation across multiple electrical operating parameters.

[Measurement items] Searching for optimal voltage or current conditions, optical power variation

Connection Interfaces

AQ2300 Series Source Measure Unit Connection Interfaces | Yokogawa Test&Measurement

AQ2300 Series Source Measure Unit Connection Interfaces | Yokogawa Test&Measurement

Specifications

AQ23011A / AQ23012A Frame Controller

Items Specifications
ModelAQ23011AAQ23012A
Number of slots39
DisplayColor LCD (touchscreen)
Remote interfaceEthernetIEEE 802.3 compatible, RJ-45 × 1, 1000BASE-T, TCP/IP, DHCP
USBUSB 2.0 (Type-C) × 1; Mass Storage, USB-TMC (separate driver required)
GP-IBIEEE 488 compatible, IEEE 488.2 protocol, factory-installed option*1
Interlock function (safety function)Contact input, BNC connector
External storage interfaceUSB 2.0 compatible, USB Type-A × 2; 5 V/500 mA
External control interfaceTrigger I/O 1, 2TTL level (low active), BNC; Trigger I/O 2 is a factory-installed option*2
Digital I/OCMOS (5 V/3.3 V) × 8 ports, push-in plug × 2, factory-installed option*2
Power requirement100 to 240 VAC, 50/60 Hz
Power consumption170 VA (including modules)470 VA (including modules)
Withstand voltage (between power supply cases)1.5 kVAC for 1 minute (insulation resistance: 500 VDC, >10 MΩ)
Operating conditionsAmbient temperature: +5 to +40°C; humidity: 20 to 80% RH (non-condensing); altitude: ≤2000 m
Storage conditionsAmbient temperature: −20 to +60°C; humidity: 20 to 80% RH (non-condensing); altitude: ≤3000 m
Safety standardEN 61010-1, EN IEC 61010-2-030; overvoltage category II; pollution degree 2
EmissionsEN 61326-1 Class A, EN 55011 Class A Group 1, EN 61000-3-2, EN IEC 61000-3-2, EN 61000-3-3
ImmunityEN 61326-1 Table 2 (industrial locations)
Dimensions (excluding protrusions)213 (W) × 132 (H) × 420 (D) mm426 (W) × 132 (H) × 470 (D) mm
WeightApprox. 6 kgApprox. 10 kg
Sweep functionMinimum sampling interval100 µs*3
Maximum number of points100000 points*3
Logging functionMeasurement power rangeFixed*4
Minimum sampling interval100 µs*4
Maximum number of points1000000 points*4
Stability functionMinimum sampling interval100 ms*4, *5
Maximum number of points1000000 points*4, *5
Maximum measurement time99 days*4, *5
Other functionsImage displayDisplays connector end-face images from a USB-connected fiber scope (no inspection function)*6
Built-in web serverPC operation via Ethernet and web browser
Note:
*1: Factory-installed option (Cannot be retrofitted)
*2: Choice External Trigger I/O 2 or Digital I/O (Cannot be retrofitted)
*3: Functions for the source measurement units and optical power meters
*4: Function for the optical power meters
*5: Functions for the output power monitor of optical attenuator
*6: Operation verified with Lightel DI-1000 and DI-2000
Model Trigger I/O 1 Trigger I/O 2 Digital I/O GP-IB
AQ23011A-EDP-N01
AQ23012A-EDP-N01
✔   ✔  
AQ23011A-EDP-C01
AQ23012A-EDP-C01
✔   ✔ ✔
AQ23011A-ETP-N01
AQ23012A-ETP-N01
✔ ✔    
AQ23011A-ETP-C01
AQ23012A-ETP-C01
✔ ✔   ✔

 

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