多治見無線電機 List of Products and Services

The "ER03/ER05 series" is a small round connector with screw coupling and bayonet coupling methods. It uses PPS resin for the insulator, which has excellent heat resistance and other properties. It is fully compatible with the conventional screw coupling R03 series and bayonet coupling R05 series. It is suitable for measuring instruments, communication devices, FA equipment, and other electronic devices. 【Features】 ■ Screw coupling method / Bayonet coupling method ■ Uses PPS resin for the insulator, which has excellent heat resistance and other properties ■ Compliant with RoHS2 directive (10 regulated substances) ■ Fully compatible with the conventional screw coupling R03 series and bayonet coupling R05 series *For more details, please refer to the PDF materials or feel free to contact us.

• Circular Connectors

The PRC08 series is a fully waterproof multi-pole round connector with an excellent "ball type" one-touch lock for ease of operation. It can be used both indoors and outdoors, in environments affected by water or wind and rain. The PRC series allows for quick and reliable connection and disconnection operations, and it does not loosen due to vibration or impact. Since no rotational operation is required during connection and disconnection, it is suitable for use in tight spaces and high-density arrangements. 【Materials and Surface Treatment】 ○ Internal and external metal parts: Brass, nickel-plated ○ Contacts: Copper alloy, nickel undercoating ○ Insulators: Epoxy/PBT resin ○ Rubber: Chloroprene rubber, silicone rubber For more details, please contact us or download the catalog.

• Circular Connectors
• Waterproof Connector

The NDIS connector is a small round connector for strain measurement established by the Japan Non-Destructive Testing Association standard (NDIS4109). With the digitalization and high integration of electronic devices, there has been an increasing demand for smaller measuring instruments and peripheral devices, and this connector was developed in response to those needs. Additionally, it features a structure that considers expandability for sensor information, making it a product with future potential. 【Features】 ○ Compact and lightweight, with an outer diameter ratio of approximately 2/3 and a weight ratio of approximately 1/3 compared to the conventional PRC03 series (NDIS 4102) plug. ○ The connection method remains the same as before, utilizing an easy-to-operate "push-pull method." ○ Considering expandability for sensor information, it allows for the connection of TEDS and others by adding 2 contacts (from 7 to 9). For more details, please contact us or download the catalog.

• Circular Connectors

The BNC connector is a widely used product as a 50Ω type connector. Its small size, lightweight, and easy-to-remove bayonet lock connection method make it widely used for connecting devices that require frequent connection and disconnection. The plating (surface treatment) of the shell and center contact is standardly silver, but there are also some products with nickel (for the shell) and gold (for the center contact). The MHV series is a small, lightweight high-voltage connector. We also offer hermetically sealed receptacles, allowing for safe use with various high-voltage devices and vacuum-related equipment. *Although the appearance and shape are similar to BNC connectors, they are not compatible. 【Features】 <BNC Series> ○ Small and lightweight ○ Easy to connect and disconnect with bayonet lock connection method ○ Ideal for connecting devices that require frequent connection and disconnection <MHV Series> ○ Small and lightweight ○ Safe for various high-voltage devices and vacuum-related equipment For more details, please contact us or download the catalog.

• Coaxial Connectors

The BNCS series is a BNC-compatible connector developed by Tajimi Radio Co., Ltd. using high-frequency technology and innovative ideas. You can use the BNC connector, which is commonly used in various fields as a general-purpose coaxial connector, with a completely different "push-pull" one-touch lock mechanism instead of the traditional bayonet coupling. The one-touch BNC connectors are available in the 50Ω matching type BNCS500 series and the 75Ω matching type BNCS700 series. 【Features】 ○ One-touch lock "PUSH-PULL" coupling method ○ Quick attachment and detachment ○ Reliable connection ○ Space-saving for equipment ○ Prevention of miswiring through color identification For more details, please contact us or download the catalog.

• Other Connectors

The 1321 series is a small coaxial connector developed in accordance with MIL standards (MIL-C-39012 SMC series) using a screw coupling method. The metal parts of the main products are gold-plated, providing stable connections and corrosion resistance. It is primarily optimized for internal wiring in communication equipment, and we also offer products that can be directly soldered to printed circuit boards. 【Specifications】 [1321 Series, 1322 Series] ○ Voltage withstand: AC1500V(rms) for 1 minute ○ Insulation resistance: DC500V 1000MΩ or more ○ Contact resistance: 6mΩ or less For more details, please contact us or download the catalog.

• Coaxial Connectors

The "BNC700 series" is a connector that matches the characteristic impedance of BNC connectors to 75Ω. It can be quickly and securely coupled thanks to an easy-to-remove bayonet lock mechanism. The cable connection methods include a crimp type that emphasizes simplicity and a screw chuck type that focuses on cable connection strength. 【Materials Used】 ○ Shell: Brass ○ Pin Contact: Brass ○ Socket Contact: Beryllium Copper ○ Ferrule: Copper ○ Insulator: Teflon For more details, please contact us or download the catalog.

• Other Connectors

The TMA series complies with the SMA connectors specified in MIL-C-39012. The exterior of the connector is made of stainless steel (with some brass options available), making it robust and highly durable. We offer two types of surface treatments: gold plating and passivation. The frequency range is broad, from DC to 18GHz, and it is widely used in mobile communication base stations, high-frequency electronic measuring instruments, radar, broadcasting equipment, and more. 【Materials Used】 ○ Shell: Stainless steel ○ Connecting nut: Stainless steel ○ Pin contact: Brass ○ Socket contact: Beryllium copper ○ Ferrule: Copper For more details, please contact us or download the catalog.

• Coaxial Connectors

The TNC connector is approximately the same size as the BNC connector. It features a screw-type coupling method, making it ideal for equipment that requires vibration resistance. It can be used in various communication devices and base stations. Coaxial connectors are designed for coaxial cables. They are primarily used in communication devices, broadcasting equipment, electronic measuring instruments, and industrial measuring instruments as cables for transmitting high-frequency signals. We offer a variety of products depending on the application and type of cable. 【Materials Used】 ○ Exterior (Shell) - Brass ○ Pin Contact - Brass ○ Socket Contact - Copper Alloy ○ Insulator - Teflon ○ Gasket - Silicone Rubber For more details, please contact us or download the catalog.

• Coaxial Connectors

The R27 and R29 series connectors are high-density circular connectors developed and designed to meet the needs for miniaturization and high density in various electronic devices. There are two types of connection methods for the connectors: the R27 series with a screw coupling method and the R29 series, which allows for easy and secure attachment and detachment using a bayonet method. 【Specifications】 ○ Rated current: 2A or less ○ Rated voltage: AC 100V r.m.s or less, DC 140V or less ○ Operating temperature range: -25°C to +85°C ○ Humidity: Relative humidity of 85% or less For more details, please contact us or download the catalog.

• Circular Connectors

The "BNCW Series" is a waterproof BNC connector. It enhances waterproof performance (IP65/IP67) through a unique structure while maintaining complete compatibility, operability, and wiring workability of standard BNC connectors. It can be connected to devices that output via BNC connectors, such as surveillance cameras, wireless equipment, and communication devices, used outdoors. 【Features】 ○ Achieves waterproofing during coupling with existing BNC receptacles ○ Ideal for electronic devices intended for outdoor use ○ Convenient color boots for color identification (available in 9 colors) For more details, please contact us or download the catalog.

• Other Connectors

The triple coaxial connector is a triple-structured coaxial connector that adds a shielding shield to enhance the shielding effect of coaxial connectors. The internal outer conductor is insulated from the equipment, effectively blocking external nozzles and significantly improving crosstalk. 【Features】 ○ High reliability ○ Proven track record over many years of use ○ For noise countermeasures in precision measuring instruments For more details, please contact us or download the catalog.

• Coaxial Connectors

The tri-axial connector is a tri-structured coaxial connector that adds a shielding shield to enhance the shielding effect of coaxial connectors. The internal outer conductor is insulated from the equipment, effectively blocking external nozzles and significantly improving crosstalk. It has been used for many years for video signals in professional cameras (such as those in broadcasting stations). 【Features】 ○ High reliability ○ Compatible with cable assemblies for tri-axial cables For more details, please contact us or download the catalog.

• Coaxial Connectors

The small rectangular connector "3RT01" excels in impact resistance (110G) and vibration resistance, enabling stable signal transmission under harsh conditions. It features a one-touch locking mechanism and is a compact rectangular 7-pin connector, making it ideal for vehicle-mounted equipment and similar applications. It adopts a three-guide one-touch locking mechanism. The plug is locked by pushing it in, and it can be released using the levers on both sides of the rear of the plug. 【Features】 - Scoop-proof structure - Receptacle is a panel-mount type - Space-saving design, capable of narrow pitch mounting - No insulation tube required - Compatible with TEDS and other connections For more details, please contact us or download the catalog.

• Rectangular Connector

The TRC116 series is a general-purpose multi-pole (2 to 7 poles) circular connector with a screw coupling method. Aside from differing in coupling method from the representative PRC03 series of Tajimi Wireless Electric Co., Ltd., it is a product of equivalent size and specifications. This multi-pole circular connector was developed with the aim of achieving compactness and high reliability to adapt to the miniaturization and high density of various electronic devices. 【Materials】 ○ Inner and outer shell metal parts: Zinc alloy ○ Contacts: Copper alloy ○ Insulator: Synthetic resin ○ Gasket: Silicone rubber For more details, please contact us or download the catalog.

• Circular Connectors

The R03 and R05 series connectors are multi-pole round connectors developed for miniaturization and advanced functionality of various electronic devices, focusing on compact size and high reliability. There are two types of connection methods for the connectors: the screw coupling method for the R03 series and the bayonet method for the R05 series, which allows for easy and secure attachment and detachment. The R01 series has a maximum outer diameter of 16mm, making it compact. The connection method for this series is a screw coupling type with a waterproof structure, making it an excellent product used in small equipment such as portable radios. 【Product Lineup】 ○R01 ○R03 ○R05 For more details, please contact us or download the catalog.

• Circular Connectors

This is the original one-touch lock connector from Tajimi Radio Co., Ltd. The PRC series allows for quick and reliable attachment and detachment operations, and it does not loosen due to vibration or shock. Since no rotational operation is required during attachment and detachment, it is suitable for operations in tight spaces and high-density arrangements. 【Product Lineup】 ○ PRC 03: Quick and reliable attachment and detachment operation with just "push and pull" ○ PRC 04: Lightweight and excellent operability ○ PRC 05: Push-pull coupling method ○ PRC 07: Meets the needs for miniaturization and high density of various electronic devices For more details, please contact us or download the catalog.

• Circular Connectors

Tajimi Radio Co., Ltd.'s waterproof connectors are multi-pole round waterproof connectors developed for complete waterproofing. They can be used in various environments, both indoors and outdoors, including areas affected by wind and rain or high humidity. Additionally, there are some airtight connectors (receptacles) with a completely sealed structure. 【Product Lineup】 ○ R04 Series: Space-saving type that can be used at a water depth of 20m ○ R28 Series: Meets the needs for miniaturization and high density of various electronic devices ○ 1108 Series: Can be used at a water depth of 30m ○ R14 Series: Can be used at a water depth of 100m For more details, please contact us or download the catalog.

• Circular Connectors

This catalog is a comprehensive catalog featuring connectors from Tajimi Wireless Electric Co., Ltd., which engages in the manufacturing and sales of communication equipment components. It includes a wide range of products tailored to various applications, starting with various optical connectors (optical hybrid/multi-core connectors), waterproof round connectors, and compact rectangular connectors. [Contents] - NEW & HIGH-SPEC. Products - Optical Connectors (Optical Hybrid/Multi-Core Connectors) - Coaxial Connectors - Waterproof Round Connectors - Round Connectors, etc. For more details, please contact us or download the catalog.

• Other Connectors

The OPG series is a multi-core optical connector designed to accommodate the miniaturization of equipment. It has a maximum outer diameter of 21.8 mm, making it approximately 20% smaller compared to conventional products (in comparison to the OPS series).

• Optical Connector

The PRC08 series is a fully waterproof multi-pole round connector with an excellent "ball type" one-touch lock for ease of operation. It can be used both indoors and outdoors, in locations affected by water or wind and rain.

• Circular Connectors

The OPS2400 series optical hybrid connector for broadcasting is an optical hybrid connector with 2 optical and 4 electrical poles developed by our company for HDTV. Thanks to years of proven performance in the field and our unique technology, it is recognized as a robust product with excellent operability by various broadcasting stations and others.

• Optical Connector

This is a connector that matches the characteristic impedance of a BNC connector to 75Ω. The cable connection methods include a crimp type that emphasizes simplicity and a screw chuck type that emphasizes cable connection strength.

• Coaxial Connectors

By utilizing a semi-rigid cable automatic assembly system that pursues high-frequency characteristics, all processes from terminal processing, soldering, to bending are mechanized, allowing us to supply stable assembly products.

• Coaxial Connectors

It excels in vibration resistance, impact resistance, noise resistance, and weather resistance, making it an ideal product for signal transmission of various sensors.

• Other Connectors
• Coaxial Connectors

Coaxial connector - This is a conversion adapter for coaxial connectors and triple coaxial connectors.

• Other Connectors
• Other electronic parts

The PRC03 series is our original push-pull one-touch connector. It has received significant recognition over the years as a measurement and industrial connector. With its rapid and reliable push-pull mechanism, it is resistant to loosening due to vibration and impact, allowing for stable signal transmission. Additionally, since no rotational operation is required during attachment and detachment, it excels in operations in tight spaces and allows for high-density arrangements. Furthermore, the PRC03 series is established as a standard product by the Japan Non-Destructive Testing Association (NDIS4102-69).

• Circular Connectors

We also have a wide variety of molded type cable assemblies available.

• Other Connectors

The 1321 and 1323 series are small coaxial connectors developed in accordance with MIL standards (MIL-C-39012 SMC and SMB series) using screw coupling and snap-on methods. The 1322 and 1324 series are products that match the characteristic impedance of the 1321 and 1323 series to 75Ω. The C33 series is a product developed to meet the needs for smaller and lighter equipment.

• Coaxial Connectors

We also accept cable assemblies with triaxial cables.

• Other Connectors
• Coaxial Connectors

The triple coaxial connector is a triple-structured coaxial connector that adds a shielding shield to enhance the shielding effect of coaxial connectors. The internal outer conductor is insulated from the equipment, effectively blocking external noise and significantly improving crosstalk.

• Coaxial Connectors

◆ Our unique 3-guide "ball mechanism" with high operability and connection reliability adopts a one-touch lock. Compared to the screw mechanism, it provides a click sensation, has less loose lock and metal wear, and excels in repeatability. This method is already used in many fields and has received high praise. ◆ In addition to optical signal transmission and electrical signal transmission, it can also supply power. It supports a wide range of applications from optical 2-pole/electrical 4-pole to optical 6-pole. ◆ It features a completely waterproof structure during coupling that withstands harsh usage conditions in the field. The addition of protective boots and waterproof caps further enhances environmental resistance. ◆ It offers high cable connection strength suitable for cable routing in the field. A mechanical cable connection method that is less affected by environmental changes is adopted. ◆ Considering electrical signals/power, it employs a coaxial structure with shielding treatment that is resistant to external noise. ◆ Compatible with single-mode and multi-mode fibers. We also accept cable assemblies such as composite multi-cables and fiber cords with FC and SC type connectors.

• Other Connectors

The BNC series is the most widely used product as a 50Ω coaxial connector. Its compact and lightweight design, along with an easy-to-remove bayonet lock connection method, makes it suitable for connecting devices that require frequent disconnection. Additionally, if the frequency used on a 75Ω transmission line exceeds 200MHz, we recommend using the 75Ω type.

• Other Connectors

◆Based on the OPC series, we have achieved high-density optical 8-core transmission. It is possible to transmit all 8 optical cores at once in a portable "OPC size" (plug outer diameter φ32mm). ◆Our unique three-guide "ball mechanism" one-touch lock offers high operability and connection reliability. Compared to screw types, this method provides a tactile click feel, has less loose locking, and minimal metal wear, resulting in excellent repeatability. It has already been used in many fields and has received high praise. ◆A completely waterproof structure during coupling that withstands harsh usage conditions in the field. With protective boots and waterproof caps, we have achieved even higher environmental resistance. ◆High cable connection strength that accommodates cable routing in the field. We have adopted a mechanical cable connection method that is less affected by environmental changes. ◆Compatible with single-mode and multi-mode fibers. We also accept cable assemblies such as composite multi-cables and fiber cords with FC and SC type connectors.

• Other Connectors

The BNCS series is a BNC-compatible type of connector developed by Tajimi Wireless Electric using high-frequency technology and innovative ideas. Unlike the traditional bayonet coupling method, the BNC connector, which is used in various fields as a general-purpose coaxial connector, can be used with a one-touch lock that only requires "push and pull." There is no rotational movement during attachment and detachment like with conventional BNC connectors, allowing for easy and quick connection and disconnection. The newly developed rotor mechanism achieves connection strength at the coupling part equivalent to that of conventional BNC connectors.

• Coaxial Connectors

We also offer hermetic seal receptacles that can be used with gas-filled equipment and vacuum equipment.

• Other Connectors

The 1108 series is a fully waterproof multi-pole round connector that can be used at a water depth of 30 meters. It is an ideal product for indoor/outdoor power and signal transmission. We also offer a special black-plated version with excellent environmental resistance and airtight receptacles.

• Circular Connectors

This is a waterproof BNC connector. While maintaining complete compatibility, operability, and ease of wiring of the BNC connector, we have added waterproof performance through our unique structure (IP65/IP67).

• Coaxial Connectors