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  3. STJグループ(株式会社サンテレコムジャパン、株式会社STJレンテック)
  4. The expiration date for the use of "analog frequency" in radios is approaching at the end of November 2024!
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  • Jul 27, 2023
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Jul 27, 2023

The expiration date for the use of "analog frequency" in radios is approaching at the end of November 2024!

STJグループ(株式会社サンテレコムジャパン、株式会社STJレンテック) STJグループ(株式会社サンテレコムジャパン、株式会社STJレンテック)
Due to the digitalization of simple wireless communication systems in November 2024, as guided by the Ministry of Internal Affairs and Communications, all analog simple wireless devices will no longer be operational, necessitating the replacement with digital-compatible simple wireless devices. Ministry of Internal Affairs and Communications Radio Utilization Homepage: https://www.tele.soumu.go.jp/j/ref/relate/dcr/ Our STJ Group (STJ Rentech, Sun Telecom Japan) offers a wide range of communication equipment in Japan. We will propose the most suitable wireless devices, transceivers, and intercoms tailored to your needs. Please feel free to consult with us.
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The expiration date for the use of "analog frequencies" in radios is finally approaching at the end of November 2024!

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BannerdocumentMiT5000.fw_.png

Portable digital simple radio / licensed station 'MiT5000' * high sound quality

Digital radios that support professional environments! We are committed to delivering clear and natural sound quality.

The "MiT5000" is a portable digital simple radio that delivers excellent performance in professional settings. It minimizes delays caused by digital signal conversion, achieving call quality that satisfies traditional analog radio users. Additionally, it features two scanning functions that allow for smooth switching between multiple channels. 【Features】 ■ Buttons that are easy to press and switches that are easy to turn, even when wearing gloves (PTT button, power switch, rotary switch) ■ Accessory connector that can be attached and detached without tools ■ High-definition display with one line of full-width 7 characters ■ Space for attaching individual recognition stickers ■ Programmable key that can be set according to customer preferences *For more details, please refer to the PDF document or feel free to contact us.

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Portable Digital Simple Radio Transceiver / Licensed Station 'IC-DU75'

A simple radio equipped with a sub-channel PTT function that covers up to 3 channels!

The "IC-DU75" is a high-grade flagship model with high sound quality, multifunctionality, and excellent operability. It features a sub-channel PTT function that allows for transmission and reception across up to three channels without the need to switch channels. This enables efficient coverage of multiple instruction and communication systems with a single radio. Simultaneous monitoring of three channels is also possible. The device is equipped with a Bluetooth receiver that connects the main unit and headset wirelessly. It also includes a VOX function, supporting hands-free operation. 【Features】 - Supports automatic channel switching for relay station areas - Capable of sending and receiving location information - Side keys that can be assigned various functions - Equipped with various emergency functions - Rugged, waterproof, and dustproof *For more details, please refer to the PDF document or feel free to contact us.

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TCPD261.png

Portable UHF Digital Simple Radio/License Station 'TCP-D261/BT'

Evolved to be even thinner, easier to see, and more user-friendly! A design that alleviates the concerns of team sharing.

The "TCP-D261BT/D261" is a UHF digital simple radio equipped with antibacterial and antiviral processing on both the main unit and the battery. It features a large and clear display screen that can show up to 7 full-width characters or 14 half-width characters, and the top of the screen can display multiple icons in a two-line format, while the bottom of the screen shows a key guide to assist with operations. Additionally, you can set one group channel to the PTT and another group channel to the second PTT, allowing you to use it as if you have two devices in one. 【Features】 ■ Convenient Bluetooth functionality (TCP-D261BT only) ■ Easy-to-read LCD display screen with 7 full-width characters ■ Surface resistant to scratches ■ Robust design that is strong against harsh environments, dustproof and waterproof ■ Reduced audio delay *For more details, please refer to the PDF document or feel free to contact us.

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SR820U.png

Portable Digital Simple Radio/ Licensed Station 'SR810UA/SR820U'

Utilizing the know-how of a communication equipment manufacturer! A robust internal structure meticulously crafted down to each individual component.

The "SR810UA/SR820U" is a Bluetooth-compatible UHF band portable digital simple radio. The bottom of the main unit is equipped with a slide lock plate for securing the battery, which prevents the battery from falling out due to severe impacts or incorrect handling by securely locking it in place. Additionally, the accessory connector is located on the side of the radio, so the cord does not get in the way when adjusting the volume or switching channels. 【Features】 ■ Lightweight and compact ■ Dustproof and waterproof IP68 ■ 16 hours of operation (long battery life) ■ Bluetooth compatible ■ Multi-channel standby function *For more details, please refer to the PDF document or feel free to contact us.

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Related catalog(4)

Portable Digital Simple Radio 'MiT5000 Product Catalog'

Portable Digital Simple Radio 'MiT5000 Product Catalog'

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Portable Digital Simple Radio 'IC-DU75'

Portable Digital Simple Radio 'IC-DU75'

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UHF Digital Simple Radio 'TCP-D261BT/D261'

UHF Digital Simple Radio 'TCP-D261BT/D261'

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"Discontinued" UHF Band Portable Digital Simple Radio 'SR810UA/SR820U'

"Discontinued" UHF Band Portable Digital Simple Radio 'SR810UA/SR820U'

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Notice of Online Seminar (Simple Western)

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<Title> Development of Gene Expression Control Technology through RNA Hacking In the latest presentation paper, we have utilized Abby. Associate Professor Yosuke Katsuta from Kumamoto University Graduate School of Advanced Science and Technology, Analytical Chemistry Laboratory (also co-founder of StapleBio), will be giving a presentation in an online seminar. He is working on the development of RNA hacking technology aimed at controlling gene expression by utilizing short nucleic acids named Staple to change the higher-order structure of target mRNA. He will present the latest data focusing on the results of cell experiments and animal experiments in the development of this technology. Related paper on the presentation content: Staple oligomers induce a stable RNA G-quadruplex structure for protein translation inhibition in therapeutics | Nature Biomedical Engineering

Oct 24, 2025

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Add functionality to voice warp transfer.

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  • OTHER

"Rimo Phone" adds functionality when using voice warp transfer. By using Rimo Phone at the destination of the voice warp transfer, you can enhance the capabilities of voice warp. ★ Multiple voice warp transfers ★ Play a message after voice warp transfer ★ Change the voicemail message after voice warp transfer ★ Check voicemail via browser ★ Notify via email for unsupported features For more details, please see the link below.

Oct 24, 2025

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Rainin Gift Campaign until December 26, 2025

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  • EVENT

Please answer the survey and apply for original goods. Among those who apply, we will randomly select 20 people each month to receive a set of original goods (pipettes are not included). For more details, please check the link below.

Oct 24, 2025

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【September 1, 2025 - April 30, 2026】KF Titration Device and Analytical Balance Set Campaign

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  • EVENT

During the campaign period, we will sell the analytical balance MR304 at half the regular price to customers who request a quote or inquiry for the EVA Karl Fischer titration device (models V1, V3, C1, or C3) from this campaign page. For details on the eligible products, please refer to the product page or download the campaign flyer. Don't miss this great opportunity to significantly enhance your accuracy and efficiency. You can find more details at the link below.

Oct 24, 2025

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We have launched a page regarding our contract manufacturing business.

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Our company has started a contract manufacturing business. We are equipped with advanced facilities, including equipment for manufacturing Class 5 hazardous materials under the Fire Service Act, low-temperature reaction vessels capable of handling -25°C, and centrifuges with Ti lining. With the technological expertise cultivated as a global company in hydrazine, we provide consistent support from research and development to mass production.

Oct 24, 2025

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  • N先生がマル秘技術を解説! KS保守セット KVアダプター 資料請求をして先着30名様にプリペイドカード1000円分プレゼント! 是非“チャンネル登録”をお願いします! ※プレゼント詳細はチャンネル概要欄をご確認下さい。
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