昭和通信工業 List of Products and Services

The "SZM2563" is a very high frequency (VHF) radio telephone device that uses a single channel in the 60MHz band. Two units of the radio device are installed in a primary and backup configuration, and if an abnormality occurs in the operational radio device, it automatically switches to the backup unit. The switching operation is performed between the primary transmitter-receiver and the secondary transmitter-receiver, and manual switching is also possible. It has a built-in DC-DC converter circuit, ensuring stable performance against power supply voltage fluctuations. 【Features】 ■ Simplex mode with pre-talk ■ Transmission output of 1 to 5W ■ DSP microcontroller used for control ■ DDS (Direct Digital Synthesizer) used in the oscillator circuit configuration ■ Press the button on the speaker microphone to transmit, release it to receive *For more details, please refer to the PDF document or feel free to contact us.

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The "SW221B Series" is an uninterruptible power supply used for outdoor power supply equipment. During normal operation, it receives commercial power at AC100V and supplies power to the load from the constant control unit. At the same time, it continuously charges the built-in small control valve type lead-acid battery. Indicator lights are installed on the bottom and inside of the device, making it easy to confirm the operation of the equipment, and maintenance features allow for the control unit to be replaced without interruption of power. 【Features】 ■ Continues to supply AC100V power to the load in the event of a power outage ■ Switches to battery power supply without interruption during a power outage ■ Compact and lightweight design intended for installation on utility poles ■ Supports long-duration power outages with backup input power supply ■ Capable of mounting a dedicated SNMP network monitoring unit *For more details, please refer to the PDF document or feel free to contact us.

• DC Power Supply

We would like to introduce the 'SR/SB926 Series' handled by Showa Communication Industry. It allows for the replacement of the inverter unit without interruption. In the event of a commercial power supply failure, it automatically switches to the built-in battery. With options, it can be compatible with various manufacturers' status units. Please feel free to contact us when you need assistance. 【Main Specifications (Excerpt)】 <Storage Battery DC12V/38Ah, 6 units type> ■ Input Voltage: AC100V (50Hz/60Hz) ■ Output Voltage: AC60V ■ Dimensions (mm): H730×W430×D420 (excluding protrusions) ■ Weight: Approximately 65kg ■ Operation Monitoring Output: Contact/Voltage DC15V switch changeover *For more details, please refer to the PDF document or feel free to contact us.

• DC Power Supply

We would like to introduce our CATV uninterruptible power supply, the 'SR326 Series'. It is equipped with a backup input operation function and an emergency power supply operation function. Thanks to the direct connection feature, the inverter unit can be replaced without interruption during commercial power supply. Additionally, an automatic circuit breaker reset device can be incorporated as an option, so please feel free to contact us if you need it. 【Main Specifications (Excerpt)】 ■ Output Current: 5.5A ■ Dimensions (mm): H575×W330.5×D270 (excluding protrusions) ■ Weight: Approximately 45kg ■ Operation Monitoring Output: Contact/Voltage DC15V switchable ■ Battery Used: DC12V/24Ah x 4 *For more details, please refer to the PDF document or feel free to contact us.

• DC Power Supply

We would like to introduce our CATV uninterruptible power supply, the 'SM90 Series'. It is possible to incorporate an automatic circuit breaker reset device. In the event of a power outage, it automatically switches to the built-in battery. We offer two types of output voltage: "AC30V" and "AC60V". Please feel free to contact us when you need assistance. 【Main Specifications (Excerpt)】 <Output Voltage AC60V Type> ■ Input Voltage: AC100V (50Hz/60Hz) ■ Output Current: 1.5A ■ Dimensions (mm): H460 × W370 × D290 (excluding protrusions) ■ Weight: Approximately 27kg ■ Power Outage Operating Time: Approximately 4 hours after a power outage (at 80% load rate with new initial capacity) *For more details, please refer to the PDF document or feel free to contact us.

• DC Power Supply

The "SPA2573" is a device designed for backup during commercial power outages caused by power failures in disaster prevention radio equipment. It is outdoor-rated and made of SUS304 material. The surface treatment is done with a resin-based paint to ensure resistance to salt usage. Please feel free to contact us if you have any inquiries. 【Main Specifications (Excerpt)】 ■Dimensions (mm): H1481×W662×D612 ■Output Voltage: AC100V±2% Single Phase 50/60Hz±0.5Hz ■Cooling Method: Forced Air Cooling ■Startup Voltage Range: 85±2V to 146±2V ■Power Outage/Restoration Switching Time: No Momentary Interruption *For more details, please refer to the PDF document or feel free to contact us.

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The "SZH2656" is a camera control panel equipped with a network camera to monitor local safety. Video data can be stored on an SD card for up to two weeks. With the built-in wireless LAN board, both past and present video data can be checked from a computer using this device. Please feel free to contact us when you need assistance. 【Main Specifications】 ■ Power Supply: AC100V ■ Dimensions (mm): H300×W200×D175.5 ■ Weight: Approximately 2.2kg ■ Camera Port: Maximum 1 (RJ45 connector, 10Base-T / 100Base-TX, PoE) ■ Video Recording: Supports H.264 image compression format, recorded on SD card *For more details, please refer to the PDF document or feel free to contact us.

• Security cameras and surveillance systems

The "SPB2324" is a device that receives text information via LAN communication from a computer browser for text input and converts it into audio signals for transmission. Audio editing allows for the setting and adjustment of speech rate, accent, and pauses. The text information can be converted into speech, including a mix of kanji and kana. Due to its dedicated hardware, it can be operated for a long time without depending on the computer's OS. 【Features】 ■ Receives text information via LAN communication from a computer browser for text input and converts it into audio signals for transmission. ■ Audio editing allows for the setting and adjustment of speech rate, accent, and pauses. ■ Text information can be converted into speech, including a mix of kanji and kana. ■ It is possible to preview the audio before transmission. ■ The audio source data converted into speech can be saved in wav file format. *For more details, please refer to the PDF materials or feel free to contact us.

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The "SPF2154" is an IP conversion device that uses Ethernet (IP network) as its transmission medium to transmit voice signals and contact signals bidirectionally. It encodes voice signals and contact signals, transmits them as packet data, and demodulates the received packet data on the opposite side to output voice signals and contact signals. You can select the sampling frequency and compression format for the voice, allowing you to set the transmission bandwidth and audio quality as desired. 【Features】 ■ The voice channel transmits 2 channels of input and 2 channels of output bidirectionally. ■ It can transmit 16 contact signals bidirectionally (expandable to a maximum of 32 points with unit addition). ■ You can monitor the voice signals during transmission by selecting to listen to either the transmission or reception, or both, through the monitor speaker. ■ It is possible to listen to a sine wave audio source through local operation. ■ It has parameter setting functions, recording and playback level monitoring, and network configuration capabilities. *For more details, please refer to the PDF document or feel free to contact us.

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This system uses CCTV cameras (IP cameras) to monitor facilities such as the upstream and downstream of the dam and the weir gate. By installing cameras at important locations around the dam, it is possible to understand the intake and discharge conditions without having to go to the site. Since it uses an internet connection, camera footage can be checked and the cameras can be operated from a distance. 【Features】 ■ Uses CCTV cameras (IP cameras) ■ Recording device installed for 24-hour recording ■ Past footage can also be reviewed ■ Standard storage period is approximately 2 weeks ■ Multi-screen display and display on large screens, as well as integration with other equipment, are also possible *For more details, please refer to the PDF document or feel free to contact us.

• Security cameras and surveillance systems

The SJA1677 is a controller for pan-tilt cameras and network cameras. In addition to standard operations such as panning, zooming, and focusing, it also allows control of presets and camera selection, including split-screen options. It features a joystick for enhanced operability. The display section shows various information such as the currently selected camera, presets, and error messages, and custom controls like contact outputs can be flexibly managed using function buttons. 【Features】 ■ Controls pan-tilt cameras and network cameras ■ In addition to standard operations, it can control presets and camera selection (including split-screen) ■ Focuses on operability with a joystick ■ Displays various information on the display section ■ Serial control supports RS-485, RS-232C, and LAN *For more details, please refer to the PDF document or feel free to contact us.

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The "SPH2502" is a wireless communication system for transmitting disaster prevention information to residents. The speaker output is standard at 120W and is equipped with a maximum of 240W (120W × 2 systems) audio amplifiers. Appropriate outdoor enclosure sizes are provided according to the specifications of the speaker output. To enhance efficiency, a digital power amplifier using original process technology has been adopted, achieving a compact and lightweight design. 【Features】 ■ Fixed-rate contracts with power companies are possible ■ Operating temperature range: -20 to 60℃ ■ Optional features - By implementing a heater, stable operation is possible even in cold regions or during winter - By equipping a microphone, local broadcasting can be performed - By implementing an equalizer function, clearer audio broadcasting is achieved *For more details, please refer to the PDF document or feel free to contact us.

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The "SPH2406" is a device installed in outdoor amplification stations that allows for remote control of sound reduction for each speaker based on commands from the main control desk. The output of the outdoor receiver is compatible with a 240W type with 120W x 2 inputs. It can control sound reduction for each of the four installed speakers. The attenuator is inserted into the amplification line rated for 60W (maximum) x 4 speakers and is miniaturized by adopting an auto-transformer method. 【Features】 ■ Attenuator - Rated for a 60W (maximum) x 4 speaker amplification line - Miniaturized by adopting an auto-transformer method ■ Control command interface with outdoor receiver: Serial communication (RS-422) ■ ATT switching: Reduces power consumption by using latching relays ■ Outdoor enclosure is IP54 compliant *For more details, please refer to the PDF document or feel free to contact us.

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This system uses a simple camera to monitor rivers. Camera images are sent to a dedicated server or the national server and can be viewed on a website. By installing floodlights, clear images can be obtained even at night. It is equipped with a battery, allowing operation for one day with a commercial type and three days with a solar type, even without a power supply. 【Features】 ■ Uses a simple camera ■ Sends camera images to a dedicated server or the national server ・ Dedicated server: Can be viewed on any website (viewer restrictions are possible) ・ National server: Can be viewed under "River Water Level Information" (no viewer restrictions) ■ Clear images can be obtained at night by installing floodlights ■ Equipped with a battery ■ Complies with the technical specifications of the Ministry of Land, Infrastructure, Transport and Tourism's simple river monitoring camera system *For more details, please refer to the PDF document or feel free to contact us.

• Security cameras and surveillance systems

The SPA1361 is a device that uses a two-wire system to broadcast from an outdoor amplification device via a DC control method, designed for distributing lines in combination with a remote microphone transmission device. It performs distribution and selection of lines to each substation from the remote microphone transmission device, as well as line control. The receiving monitor from the parent station device is equipped with a function to connect only the selected station to the remote microphone transmission device. Please feel free to contact us when you need assistance. 【Main Specifications (Excerpt)】 ■Dimensions (mm): H50×W250×D240 ■Weight: Approximately 3.0kg ■Line input level: 0 to -15dBm/1kHz ■Line output level: 0±1dBm/1kHz (audio) ■Line loop resistance: Below 1kΩ (0.65mm: approximately 8km or less, 0.9mm: approximately 12km or less) *For more details, please refer to the PDF document or feel free to contact us.

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Introducing the remote microphone transmission device 'SPA1360' from Showa Communication Industry. It broadcasts from outdoor amplification devices using a two-wire line and a DC control method. The control functions include amplification via a microphone and the transmission of chimes and sirens, along with a reception monitoring function from the main unit. Please feel free to contact us if you have any inquiries. 【Main Specifications (Excerpt)】 ■ Power Supply: AC100V ■ Dimensions (mm): H90×W250×D240 ■ Weight: Approximately 3.7kg ■ Number of Outputs: 1 line to 3 lines ■ Power Output for Distributor: DC15.0V±5% 500mA or less *For more details, please refer to the PDF document or feel free to contact us.

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We would like to introduce our CATV uninterruptible power supply unit, the 'SM180 Series.' It is possible to incorporate an automatic circuit breaker reset device, and it is compatible with various relay amplifiers. In the event of a commercial power outage, it automatically switches to the built-in battery. We offer two types of output voltage: "AC30V" and "AC60V." Please feel free to contact us when placing an order. 【Features】 ■ Automatically switches to the built-in battery in the event of a commercial power outage ■ Incorporation of an automatic circuit breaker reset device is possible ■ Compatible with various relay amplifiers ■ Two types of output voltage: "AC30V" and "AC60V" available *For more details, please refer to the PDF document or feel free to contact us.

• DC Power Supply

The "SW521B Series" is an outdoor uninterruptible power supply used for BWA base stations. During normal operation, it receives commercial power at AC100V and supplies power to the load from the constant control unit, while simultaneously charging the built-in small control valve lead-acid battery. In the event of a power outage, it continues to supply power to the load by operating the inverter unit using the small control valve lead-acid battery. 【Features】 ■ Switches to battery power without interruption during a power outage ■ Indicator lights installed on the bottom and inside the device ■ Easy to confirm the operation of the device ■ Maintenance function allows for the replacement of the control unit without interrupting the power supply ■ Backup input power supply to accommodate long power outages *For more details, please refer to the PDF document or feel free to contact us.

• DC Power Supply

The "CAS-300" is a device that activates and plays pre-recorded announcement broadcasts stored on a memory card through input of announcement selection signals from external devices. Manual operation from the front panel is also possible, allowing for confirmation of the device's operational status and monitoring of broadcast content through test playback. It is possible to select optional features such as arbitrary recording using a microphone and a standby power suppression function. 【Features】 ■ Announcement broadcasts are pre-recorded on a memory card ■ Activated and played back by input of announcement selection signals from external devices ■ Manual operation from the front panel is possible ■ Monitoring of broadcast content can be confirmed through test playback ■ Arbitrary recording using a microphone is also possible (microphone is optional) *For more details, please refer to the PDF materials or feel free to contact us.

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We offer a "solar monitoring system" that can be installed in various locations without restrictions due to its "pole-integrated structure," allowing it to be set up in places where its effectiveness can be maximized. It operates on power generated by solar panels, making it "power-free," and since no electricity contract is required, there are no running costs such as electricity fees. Additionally, since it does not perform network-connected streaming, it can prevent video leakage incidents, ensuring safe and secure operation. 【Standard Features】 ■ Records monitoring footage onto an SD recorder (SD card) ■ The recorded SD card can be played back on a PC at any time ■ Motion sensors automatically activate at night when a person approaches, making it suitable for security ■ Operates on battery during periods without sunlight (up to 6 days during nighttime monitoring) *For more details, please download the PDF or feel free to contact us.

• Solar power generation
• Security cameras and surveillance systems