日本高周波 List of Products and Services

We handle "through-type power meters" that monitor through-type high-frequency power. These can be inserted between the coaxial transmission line and the load or antenna, allowing for the detection of forward wave power and reflected wave power. 【Features】 ■ Capable of displaying forward and reflected wave power ■ No batteries or power supply required *For more details, please refer to the PDF document or feel free to contact us.

• Power meter

We handle "hybrid couplers" at our company. This DKH type is a directional coupler with a coupling degree of 3dB, and its applications include: CIN for antenna sharing circuits, mixers for receivers, phase shifters using 3dB couplers, variable attenuators, and a wide range of other uses. The impedance is 50Ω for both the main line and the auxiliary line. 【Common Specifications】 ■ Impedance: 50Ω for both the main line and the auxiliary line ■ Connector: N-J (except for DKH-BNC-6303, which has a BNC-J) *For more details, please refer to the PDF document or feel free to contact us.

• Coaxial Connectors

We handle the coaxial directional coupler "Simple Type 700". It can be easily used with various equipment monitors. It is a CM type coupler, and the coupling degree can be adjusted to any desired level within the standard range. The directionality can be adjusted to 20dB or more at the specified frequency. 【Features】 ■ Compact, simple type directional coupler ■ Directionality can be adjusted to 20dB or more at the specified frequency *For more details, please refer to the PDF document or feel free to contact us.

• Coaxial Connectors

We handle the coaxial directional coupler "Model 6000." It operates in frequency bands below 1000MHz, and due to the long coupling section, it utilizes a stripline structure with dielectric materials to maintain mechanical strength. One end of the auxiliary line is terminated at 50Ω, while the other end is an N-type jack, allowing for good directionality despite its small size, and it is designed to handle large passing power. 【Features】 ■ Structure that maintains mechanical strength using dielectric materials ■ Designed to handle large passing power *For more details, please refer to the PDF document or feel free to contact us.

• Coaxial Connectors

We would like to introduce the "High Power Circulator" handled by Nippon High Frequency Co., Ltd. The Y-shaped design uses permanent magnets for the external magnetic field, making it compact and maintenance-free. It has a structure that can sufficiently withstand high reflected power with low insertion loss and high isolation. We offer custom designs according to frequency and power conditions. Design using an electromagnetic field simulator (HFSS) is also conducted. Additionally, we have a "High Power Dummy Load" that can handle power levels up to the megawatt class. 【Features】 ■ Structure that can sufficiently withstand high reflected power with low insertion loss and high isolation ■ Y-shaped design using permanent magnets for the external magnetic field ■ Compact and maintenance-free ■ Custom design available according to frequency and power conditions ■ Design conducted using an electromagnetic field simulator (HFSS) *For more details, please refer to the PDF document or feel free to contact us.

• Other physicochemical equipment

The "YKP Series" is a high-frequency power supply for generating high-temperature plasma using a vacuum tube self-excited oscillation method. We offer plate inputs ranging from 10kW to 400kW, making it suitable for various applications and systems. Additionally, we also provide high-frequency power supplies that use a vacuum tube externally excited amplification method, such as the "HF-100." 【Features】 ■ Vacuum tube self-excited oscillation method ■ Plate input lineup from 10kW to 400kW ■ Compatible with various applications and systems ■ Usable in various fields such as the production of high-purity ultrafine particles and powder spheronization *For more details, please refer to the PDF materials or feel free to contact us.

• Plasma Generator

We would like to introduce our "2450MHz Solid State Microwave Power Supply." Our lineup includes the integrated "MSS-0005AP" and the separated (frequency variable compatible) "MSS-2450M50M-102," among others. Regardless of output, it excels in oscillation frequency, oscillation waveform, and output power stability, and can also accommodate custom specifications. 【Features】 ■ Excellent stability in oscillation frequency, oscillation waveform, and output power, regardless of output ■ Pulse-compatible models are also available ■ Custom specifications can be accommodated ■ We also handle various coaxial and waveguide components, including automatic matching devices *For more details, please refer to the PDF document or feel free to contact us.

• Power Supplies

The "AMC-MU4-L1" is a matching device that automatically performs impedance matching for microwave transmission paths in the 2450MHz band. It automatically tracks load variations and suppresses the generation of reflected waves due to impedance mismatches. This product has achieved approximately 2/3 the size and about 1/2 the weight compared to conventional 4E microwave automatic matchers. 【Features】 ■ The matching section is a three-element tuner type with three movable short-circuits placed on the E-plane (long side) of the waveguide. ■ It has higher power handling capability compared to stub-type designs and a shorter matching response time. ■ The matching range is broad, up to VSWR 10, allowing for full phase matching. ■ It can be connected to a PC for various control settings, position memory settings, monitoring, and remote control. ■ Natural air cooling eliminates the need for water piping. *For more details, please refer to the PDF document or feel free to contact us.

• Other physicochemical equipment

The "Laser Power Sensor" is a device that converts laser light into thermoelectric power to measure laser output. The receiving surface has been treated to efficiently absorb laser light. The thermopile that generates thermoelectric power uses our company's unique thin-film elements. Additionally, if you provide specifications, we can also manufacture custom sensors. 【Features】 ■ High output stability ■ Low output ripple ■ The receiving surface has been treated to efficiently absorb laser light ■ The thermopile uses our company's unique thin-film elements *For more details, please refer to the PDF document or feel free to contact us.

• Sensors
• Other measurement, recording and measuring instruments

The "MDD-2016" is a device that generates stable high-density plasma using a high-output (up to 5kW) microwave power supply and an automatic matching device (4E tuner), enabling the rapid synthesis of high-quality diamonds. Its unique plasma control function allows for the regulation of plasma distribution on the substrate while the plasma is lit. The microwave power supply can be selected from our lineup, including magnetron oscillation (continuous wave, pulse wave, high-stability spectrum) and solid-state oscillation. 【Features】 ■ High output (up to 5kW) ■ Generates high-density plasma ■ Rapid synthesis of high-quality diamonds *For more details, please refer to the catalog or feel free to contact us.

• others

At Nippon High Frequency, we manufacture a variety of dummy loads ranging from small power levels below 1W to water-cooled high power units exceeding 200kW, all boasting high reliability. Our lineup includes dummy loads for small power applications, dummy loads with power meters, and dummy loads for TV broadcasting equipment. The DLM series features built-in power meters, while the power meter attached to the DL series is implemented on a separate panel. 【Product Lineup】 ○ Dummy loads for small power ○ Dummy loads with power meters ○ Dummy loads for TV broadcasting equipment For more details, please contact us or download the catalog.

• Other machine elements