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  2. Electronic Components and Semiconductors
  3. Waka Manufacturing Co.,Ltd.
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Electronic Components and Semiconductors
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Waka Manufacturing Co.,Ltd.

EstablishmentApril 1958
capital2300Ten thousand
number of employees100
addressTokyo/Shinjuku-ku/1-20-3 Nishi-Shinjuku, Takagi Building 6F, Nishi-Shinjuku
phone03-6635-5410
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last updated:Aug 25, 2026
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Waka Manufacturing Co.,Ltd. Product Lineup

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Coaxial connector Coaxial connector
Coaxial cable assembly Coaxial cable assembly
Adapter Adapter
Component Component
RF mini module RF mini module
Solar charging module Solar charging module
Adapter

Adapter

We have a variety of adapters ranging from microwave band to millimeter wave band.

N-type connector adapter (compatible up to 18GHz)

A wideband N-type connector adapter that achieves high-frequency characteristics (low V.S.W.R.).

[Features] - Achieves superior high-frequency characteristics (low V.S.W.R.) compared to conventional products - Dust caps (sold separately) are also available - Wideband support (DC to 18GHz) - Supports small lot sizes and short delivery times

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Millimeter Wave Band L-Type Adapter Series

Introducing L-type coaxial adapters that achieve equivalent electrical characteristics to straight-type adapters!

This product is an L-type coaxial adapter with 2.4mm, 2.92mmK, and 1.85mmV connectors. Thanks to a special cable processing method, it has achieved a low profile. It is suitable for improving handling in situations where there is no space to run cables from a probe station using a microscope during millimeter wave measurements. 【Features】 ■ Achieves electrical characteristics equivalent to straight-type adapters ■ L-type with 2.4mm, 2.92mmK, and 1.85mmV connectors ■ Frequency range: DC to 65GHz *For more details, please refer to the PDF document or feel free to contact us.

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1.0mmW-1.85mmV Adapter

The electrical length is standardized with a low insertion loss (0.5dB typical) (DC to 65GHz).

This is an adapter that converts from a 1.0mmW connector to a 1.85mmV connector. [Features] - It has low insertion loss and a unified electrical length. - It offers stable high-frequency characteristics.

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1.0mmW-1.0mmW Adapter (DC to 110GHz)

The electrical length is standardized with a low insertion loss (0.6dB Ttypical) (DC to 110GHz).

[Features] - It has a low insertion loss and a uniform electrical length. - It offers stable high-frequency characteristics.

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2.92mmK-2.92mmK Adapter

The electric length has been standardized, made smaller, and the usable frequency range has been extended up to 45GHz.

<Overview> This is a conversion adapter for 2.92mm K connectors and 2.92mm K connectors. In conventional products, the electrical length was not standardized. This product standardizes the electrical length and is also compact. <Features> The usable frequency range has been extended up to 45GHz. The electrical length has been standardized and miniaturized in this series.

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1.0mmW L-shaped adapter

Achieving L-shaped design in the 1.0mmW millimeter wave band.

[Overview] This product is a 1mmW L-type coaxial adapter. It achieves a low profile through a special cable processing method, and the L-shaped part is covered to enhance usability while maintaining durability.

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1.85mmV-1.85mmV Adapter

The electric length has been standardized, miniaturized, and the usable frequency range has been extended up to 70 GHz.

<Overview> This is a conversion adapter for 1.85mmV connectors and 1.85mmv connectors. In conventional products, the electrical length was not standardized. This product standardizes the electrical length and is also compact. <Features> The usable frequency range has been extended up to 70GHz. This series standardizes the electrical length and is compact.

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2.4mm Connector Conversion Adapter Series

We have released a conversion adapter from a 2.4mm connector to 1.85mm V, 2.95mm K, and SMPM connectors.

[Overview] ■ Product Lineup ■ "2.4mm-2.4mm Adapter" type 2.4mm/J-2.4mm/J 2.4mm/J-2.4mm/P 2.4mm/P-2.4mm/P ■ "2.4mm-1.85mmV Adapter" type 2.4mm/J-1.85mm/J 2.4mm/J-1.85mm/P 2.4mm/P-1.85mm/P 2.4mm/J - 1.85mm/J ■ "2.4mm-2.92mmK" type 2.4mm/J-2.92mm/J 2.4mm/J-2.92mm/P 2.4mm/P-2.92mm/P 2.4mm/J - 2.92mm/J ■ "2.4mm-SMPM" type 2.4mm/J-SMPM/J 2.4mm/J-SMPM/P 2.4mm/P-SMPM/P 2.4mm/J - SMPM/J

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3.5mm conversion adapter series

We have released a conversion adapter from a 3.5mm connector to 3.5mm, 2.92mm, and 1.85mm connectors.

[Overview] - Product lineup ■ 3.5mm-3.5mm Adapter type 3.5mm/J - 3.5mm/J 3.5mm/J - 3.5mm/P 3.5mm/J - 3.5mm/P ■ 3.5mm - 1.85mmV Adapter 3.5mm/J - 1.85mmV/J 3.5mm/J - 1.85mmV/P 3.5mm/J - 1.85mmV/J 3.5mm/P - 1.85mm/P ■ 3.5mm - 2.92mmK Adapter 3.5mm/J - 2.92mm/J 3.5mm/J - 2.92mm/P 3.5mm/J - 2.92mm/J 3.5mm/P - 2.92mm/P

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1.35mm-1.0mmW Adapter

We have released a 1.35mm-1.0mmW adapter compatible with the millimeter wave band DC to 90GHz.

[Overview] This is a conversion adapter for 1.35mm connectors and 1.0mm W connectors. [Features] This product standardizes the electrical length. It achieves stable characteristics over a wide bandwidth.

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Millimeter wave band 1.0mmW-0.8mm conversion adapter

1.0mm to 0.8mm conversion adapter expanded to DC to 130GHz.

[Overview] This is a conversion from a 1.0mm W connector to a 0.8mm connector. [Features] The usable frequency range has been extended up to 130 GHz.

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Millimeter wave band 0.8mm-0.8mm conversion adapter

DC to 145GHz wideband 0.8mm to 0.8mm conversion adapter

[Overview] This is a conversion from a 0.8mm connector to a 0.8mm connector. [Features] The operating frequency range is a wideband design up to 145GHz.

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