Circuit Design, Inc. List of Products and Services

The RT-3B is a specific low-power radio device operating in the 315MHz band, compliant with "ARIB STD-T93," and comes with a technical compliance mark. Compared to weak radio remote control devices, it allows for longer and more stable communication distances. Additionally, it does not have the directionality of infrared remote controls, enabling use without worrying about the orientation or location of the transmitter. It can be used in combination with the RR-1A and RRM-1A. 【Features】 ■ One-shot transmission with 3 buttons ■ Communication distance of approximately 50 meters in line of sight ■ Operation confirmation with LED and buzzer ■ Lightweight and slim design

• Remote Control
• controller
• Communications

The RT-4B is a specific low-power radio device that operates in the 315MHz band and complies with "ARIB STD-T93," featuring a technical compliance mark. Compared to weak radio remote control devices, it allows for longer and more stable communication distances. Additionally, it does not have the directional limitations of infrared remote controls, enabling use without concern for the orientation or location of the transmitter. It can be used in combination with the RR-1A or RRM-1A. 【Features】 ■ One-shot transmission with 4 buttons ■ Communication distance of approximately 50 meters in line of sight ■ Operation confirmation with LED and buzzer ■ Lightweight and slim design

• Remote Control
• Communications
• controller

The remote control receiver RR-1A receives and outputs contact information from the transmitter. There are four contact outputs, and it supports three output modes. It also supports serial data output. Up to 32 transmitter IDs can be registered. It can be used in combination with RT-3B / RT-4B / RTM-1B. 【Features】 ■ Capable of 4 contact outputs ■ Supports three output modes: one-shot, toggle, switching ■ Up to 32 transmitter IDs can be registered ■ Communication distance is approximately 50 meters in line of sight.

• Remote Control
• Communications
• controller

The RTM-1B is a radio transmission module for specific low-power wireless communication that conforms to the standard "ARIB STD-T93." It can wirelessly transmit input signals from 4 contacts. Since it has the Technical Compliance Mark, it can be incorporated into devices without the need for a license application by the customer. Compared to conventional weak wireless and infrared remote controls, it offers a longer communication distance and stable communication without worrying about location or orientation. It can be used in combination with the RR-1A or RRM-1A. 【Features】 ■ Construction design certification obtained ■ One-shot transmission for 4 contacts ■ Communication distance of approximately 50 meters in line of sight ■ Lightweight and compact

• Remote Control
• controller
• Other embedded systems (software and hardware)

The 4-point wireless receiving module RRM-1A receives and outputs contact information from transmitters (RT-3B / RT-4B / RTM-1B). It has 4 contact outputs and supports 3 output modes. It also supports serial data output. Up to 32 transmitter IDs can be registered. The transmitters that can be used are RT-3B, RT-4B, and RTM-1A. 【Features】 ■ 4-point output ■ Up to 32 transmitter IDs can be registered ■ Communication distance is approximately 50 meters in line of sight

• Remote Control
• Other embedded systems (software and hardware)
• controller

The MU3-IN8-429 is an 8-channel input board equipped with the specific low-power wireless module MU-3-429. It continuously transmits contact information via the MU-3-429, making it suitable for continuous contact control required in telecontrol applications. The inputs are composed of photo couplers, allowing for high isolation and connection to high-capacity loads. Additionally, the inputs are configured with terminal blocks, enabling easy embedded wiring. The MU3-IN8-429 can not only communicate between boards but also read contact information from a PC or CPU using the MU-3-429. When controlling from a PC, relay functionality can be utilized, allowing for the collection of contact information from locations several kilometers away. The relay station for the MU-3-429 operates solely with initial device setup and power supply. To operate, pairing settings between the MU3-IN8-429 and MU3-OUT8-429 must be configured initially. This wireless device allows the antenna to be installed in a location with good radio wave conditions using an extension cable. 【Features】 ■ Continuous communication of 8 contact information ■ Easy embedded wiring via terminal blocks ■ High isolation with photo couplers

• Remote Control
• Communications
• controller

The MU3-OUT8-429 is an 8-point output board equipped with the specific low-power wireless module MU-3-429. It continuously transmits contact information via the MU-3-429, making it suitable for continuous contact control required in telecontrol applications. The output is composed of photo MOS relays, allowing for high isolation and the connection of high-capacity loads. Additionally, the output is on a terminal block, making it easy to wire for integration. The MU3-OUT8-429 can control contact information from a PC or CPU using the MU-3-429, not just for communication between boards. When controlling from a PC, a relay function can also be utilized, enabling control of contact information from locations several kilometers away. The relay station for the MU-3-429 operates solely with the initial setup of the device and power supply. To operate, pairing settings between the MU3-IN8-429 and MU3-OUT8-429 are required initially. This wireless device allows the antenna to be installed in a location with a good radio wave environment using an extension cable. 【Features】 ■ Continuous communication of 8 contact information ■ Easy wiring integration via terminal block ■ High isolation with photo MOS relays

• Remote Control
• controller
• Other embedded systems (software and hardware)

The MU3-IN8-1216 is an 8-point input board equipped with the specific low-power wireless module MU-3-1216. It continuously transmits contact information via the MU-3-1216, making it suitable for continuous contact control required in telecontrol applications. The inputs are configured with optocouplers, allowing for high isolation and connection of high-capacity loads. Additionally, the 1216MHz IN8/OUT8 board has a faster response time compared to the 429MHz version. The inputs are connected via terminal blocks, making it easy to integrate wiring. The MU3-IN8-1216 can not only communicate between boards but also read contact information from a PC or CPU using the MU-3-1216. When controlling from a PC, relay functionality can be utilized, allowing for the collection of contact information from locations several kilometers away. The relay station operates with only the initial setup of the MU-3-1216 and power supply. To operate, pairing settings between the MU3-IN8-1216 and MU3-OUT8-1216 are required initially. 【Features】 ■ Continuous communication of 8 contact information ■ Easy integration wiring via terminal blocks ■ High isolation with optocouplers

• Remote Control
• Communications
• controller

The MU-3-1216 transmits contact information continuously, making it suitable for continuous contact control required by telecontrol systems. The output is composed of photo MOS relays, enabling high isolation and connection to high-capacity loads. At 1216MHz, the response time is faster compared to 429MHz. The output is on a terminal block, allowing for easy embedded wiring. The MU3-OUT8-1216 can control contact information from a PC or CPU using the MU-3-1216, not just for communication between boards. When controlling from a PC, relay functionality can also be utilized, allowing control of contact information from locations several kilometers away. The relay station of the MU-3-1216 operates solely with initial device setup and power supply. To operate, pairing settings between the MU3-IN8-1216 and MU3-OUT8-1216 are required initially. This radio device allows the antenna to be installed in a location with good radio wave conditions using an extension cable. 【Features】 ■ Continuous communication of 8 contact information ■ Easy embedded wiring via terminal block ■ High isolation with photo MOS relays

• Remote Control
• controller
• Communications

The SLR-429M-RS2 is an RS232C interface board equipped with the SLR-429M. Since it is equipped with the SLR-429M, which has obtained the Technical Regulation Conformity Mark (Type Approval), a license for the radio station is not required. It can be connected to the D-Sub-9 pin COM port of a computer or PLC. Additionally, it features transmit and receive LEDs, a power terminal, and a power switch. You can easily check the communication performance of the SLR-429M in combination with the evaluation program. 【Features】 ■ Equipped with SLR-429M ■ Connects to the COM port of a computer ■ Simple communication distance tests can be conducted with an optional SW/LED board

• Remote Control
• Other embedded systems (software and hardware)
• Communications

MU3-RS2-429 and MU3-RS2-1216 are RS232C interface boards equipped with MU-3. They can be connected to a computer's COM port or RS232C devices. You can choose between the 429MHz band or the 1216MHz band. You can easily check the communication performance of MU-3 in combination with the evaluation program. 【Features】 ■ Equipped with MU-3 ■ Connects to a computer's COM port

• Communications
• Other embedded systems (software and hardware)
• Remote Control

The MU3-USB-429 and MU3-USB-1216 are USB interface boards equipped with the MU-3. They use the FTDI FT8U232BM USB-UART conversion chip. The power for the MU3-USB is supplied from the USB interface, so no external power source is required. You can choose between the 429MHz band and the 1216MHz band. You can easily check the communication performance of the MU-3 in combination with the evaluation program. 【Features】 ■ Equipped with MU-3 ■ Power supplied from USB interface ■ Recognized as a virtual COM port

• Remote Control
• Communications
• Other embedded systems (software and hardware)

MU4-RS2-429 is an RS232C interface board equipped with MU-4-429. It can be connected to a computer's COM port or RS232C devices. You can easily check the communication performance of the MU-4-429 in combination with the evaluation program. 【Features】 ■ Equipped with MU-4-429 ■ Connects to a computer's COM port

• Remote Control
• Communications
• Other embedded systems (software and hardware)

The MU4-USB-429 is a USB interface board equipped with the MU-4-429. It uses the FTDI FT8U232BM USB-UART conversion chip. The power for the MU4-USB-429 is supplied from the USB interface, so no external power source is required. You can easily check the communication performance of the MU-4-429 in combination with the evaluation program. 【Features】 ■ Equipped with MU-4 ■ Power supplied from USB interface

• Remote Control
• Communications
• Other embedded systems (software and hardware)

The WA-TX-03S transmitter is a wireless module for audio signal transmission that complies with the ARIB standard RCR STD-15. It has obtained the technical conformity mark (construction design certification), allowing for easy integration into products to achieve wireless audio. With a PLL synthesizer method, it enables switching between 30 channels from B11 to B61. It features a wide frequency response of 50Hz to 13kHz and a dynamic range of 70dB achieved through a compander. 【Features】 ■ Capable of switching between wireless microphone dedicated frequencies B11 to B61 ■ Achieves a dynamic range of 70dB through a compander ■ Wide frequency response of 50Hz to 13kHz ■ Low voltage and low current operation ■ Compact body

• Remote Control
• Communications
• Other embedded systems (software and hardware)

The receiver WA-RX-03S is a wireless module for audio signal transmission that complies with the ARIB standard RCR STD-15. It can be easily integrated into products to achieve wireless audio. The PLL synthesizer method allows for switching between 30 channels from B11 to B61. It features a wide frequency response of 50Hz to 13kHz and a dynamic range of 70dB achieved through a compander. 【Features】 ■ Capable of switching between wireless microphone dedicated frequencies B11 to B61 ■ Achieves a dynamic range of 70dB through a compander ■ Wide frequency response of 50Hz to 13kHz ■ Low voltage, low current operation ■ Compact body

• Other embedded systems (software and hardware)
• Remote Control