Digital TV Modulators for Headends

Engineered for continuous commercial operation, Souka hardware stabilizes IPTV streaming, RF modulation, and smart hospitality control across demanding deployment environments.

Digital Modulator

Digital Modulator

High-density digital encoder-modulators that convert multi-channel HDMI, SDI, or IP feeds directly into DVB-T, DVB-C, ATSC, or ISDB-T RF carriers. Features broadcast-grade MER ≥ 42dB, sub-second TV tuning, and built-in PCR calibration for 1080P/4K video delivery over legacy coax.

12 IN 1 Digital Modulator with IP and RF output

12 IN 1 Digital Modulator with IP and RF output

The SKD121X is a professional-grade HD encoder modulation system. It allows users to encode HD signals in H.264 formats in a single 1RU chassis with 12 HD inputs and output simultaneously RF and IP. With up to 45dBmV of RF output level and easy access capabilities: Front panel control and Web UI, the SKD121X’s features makes it the most cost-effective device in the market.

32 IN 1 Digital Modulator for DVB-T and ISDB-T

32 IN 1 Digital Modulator for DVB-T and ISDB-T

The SKD-M29 a 4RU pre-installed headend system which is perfectly set in factory. It consists of 16 pieces modulator cards and a base unit with power supply and active combiner. With its size and cost-saving price, it becomes the most popular digital modulator headend in HOTEL CABLE TV SYSTEM.

16 IN 1 Digital Modulator Headend System

16 IN 1 Digital Modulator Headend System

The SKD-M27 a 4RU pre-installed headend system which is perfectly set in factory. It consists of 16 pieces HD or SD modulator cards and a base unit with power supply and active combiner. With its size and cost-saving price, it becomes the most popular digital modulator headend in the hotel cable TV system.

Blade Type HD Encoder Modulator

Blade Type HD Encoder Modulator

The SKD271X is a cost-effective but professional encoder modulator designed in a compact size. It can convert the HD signal into different digital signal with the resolution of 1080P. With the chassis SKD-M27, it can amount up to 16 pieces and deliver 16 RF signal by 1 RF output port.

Blade Type CVBS Input Encoder Modulator

Blade Type CVBS Input Encoder Modulator

The SKD272X is designed and manufactured completely with in-house technology from its HD modulator, capable of modulating the stereo audio and video source to all standard digital signals. With SKD-M27 base unit, it can be installed into a small headend system for small projects.

DVB-T and ISDB-T Encoder Modulator

DVB-T and ISDB-T Encoder Modulator

The SKD203X is a wall mounted digital modulator, which works by offering the incoming HD signal or CVBS signal into the H.264 encoder and output as a standard DVB-T or ISDB-T RF signal. With the easy front panel control you can set up the system in minutes.

Encoder Modulator with HD and RF Loop

Encoder Modulator with HD and RF Loop

The SKD201X is the most cost-effective and smallest form factor solution in the market. With the second HDMI output port and a RF loop port, user can easily install the system with different requirements. Extremely compact and wall mountable, the SKD201X fits into any space virtually.

Digital TV Encoder Modulator HD to RF Modulator

Digital TV Encoder Modulator HD to RF Modulator

The SKD211X is a high performance and cost-effective modulator. It encodes, multiplexes and modulates the two HD signals into 1 RF signal (DVB-C / DVB-T / ATSC/ QAM / DTMB factory set). The NMS port also can be used as the IP data input port to take in the camera IP signal with ONVIF protocol. The camera IP signals will be modulated into the RF channel as well.

Unified Hospitality Architectures: Next-Gen Converged Solutions

Move beyond disconnected hardware silos. Souka packages high-performance interactive media distribution and intelligent property automation into complete, field-proven architectural solutions engineered to future-proof commercial properties.

IPTV Solution for Hotels

IPTV Solution for Hotels

Deliver interactive VOD, live TV, welcome screens, service guidance, and hotel branding through a centrally managed IPTV platform built for hospitality operations.

Explore IPTV Blueprint
Smart Room Control Solution

Smart Room Control Solution

Integrate lighting, HVAC, curtains, panels, and guest scenes through stable GRMS/RCU hardware designed for modern hotel environments.

Explore IPTV Blueprint
Integrated IPTV + GRMS Solution

Integrated IPTV + GRMS Solution

Unify entertainment, room control, PMS workflows, and commercial network infrastructure into one coordinated hospitality technology architecture.

Explore IPTV Blueprint
IPTV Solution for Hotels

IPTV Solution for Hotels

Deliver interactive VOD, live TV, welcome screens, service guidance, and hotel branding through a centrally managed IPTV platform built for hospitality operations.

Explore IPTV Blueprint
Smart Room Control Solution

Smart Room Control Solution

Integrate lighting, HVAC, curtains, panels, and guest scenes through stable GRMS/RCU hardware designed for modern hotel environments.

Explore IPTV Blueprint

Global Deployments: Real-World Architecture in Action

See how leading system integrators and enterprise clients deploy Souka infrastructure to power robust, high-performance systems worldwide.

Recommended Hilton Garden Inn Jiangmen
August 28, 2026

Hilton Garden Inn Jiangmen

Located in Shuangshui Town, Xinhui District, a region known for its large overseas Chinese population, this meticulously designed business hotel boasts convenient transportation. Within a 20-minute drive, guests can easily reach Shuangshui Station, Xinhui Station, Jiangmen Station, Bird Paradise, Liang Qichao Memorial Hall, Guifeng Mountain Forest Park, and other tourist and leisure areas. The hotel features stylish guest rooms, the all-day dining restaurant "Hua Hui Wei," a lobby bar, and multi-functional meeting rooms. It also offers flexible social and work areas, a fitness center, a self-service laundry room, and specialty shops, ensuring guests' convenience throughout their stay.

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Recommended Kunshan Huaqiao Zhongcheng Holiday Hotel
August 28, 2026

Kunshan Huaqiao Zhongcheng Holiday Hotel

Located in the core business district of Huaqiao, Kunshan Huaqiao Zhongcheng Holiday Hotel primarily caters to business meetings and inter-provincial business travelers. With a large number of guest rooms and a high volume of guests, it has specific and essential requirements for a high-concurrency television system, unified brand management, and convenient additional functions for meeting guests. To align with the standardized operating guidelines of the InterContinental Hotels Group, the hotel adopted the Dingshengwei IPTV system solution to build an integrated in-room audio-visual platform suitable for large business hotels.

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Recommended Holiday Inn Express Changsha Shijing Plaza
August 28, 2026

Holiday Inn Express Changsha Shijing Plaza

Located in the core area of ​​Changsha Economic and Technological Development Zone, within the Changsha Shijing International Plaza, the Holiday Inn Express Changsha Shijing Plaza sits atop a 150-meter-tall twin-tower complex. The hotel boasts convenient transportation, just a 25-minute drive from Huanghua Airport and a half-hour drive from the Changsha South High-Speed ​​Railway Station. It's also a 5-minute walk from Songya Lake (South) Metro Station. As a brand under the InterContinental Hotels Group, the hotel's distinctive design, efficient, simple, convenient, and human-centered service philosophy help guests balance work and life, inspire creativity, and usher in a new era of intelligent business travel in Changsha.

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Recommended Huazhou Huaxun Wyndham Hotel
August 28, 2026

Huazhou Huaxun Wyndham Hotel

The Huazhou Huaxun Wyndham Hotel is a large-scale project built by Huazhou Huaxun Weihong Investment Co., Ltd. It integrates business reception, leisure and vacation, and conference and banquet services. As a high-end member of the Wyndham Group, it boasts an exceptional service concept, an intelligent guest room system, a 1,500-square-meter pillarless banquet hall, and specialty restaurants, providing business elites and traveling families with an experience that exceeds expectations.

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Recommended Kyriad Hotel
August 28, 2026

Kyriad Hotel

Kyriad Hotel (Shenzhen Sun Yat-sen University Zhenmei Metro Station Branch) is located in the heart of Guangming Science City, right next to the Zhenmei Metro Station of Shenzhen Metro Line 6. It's opposite the Seventh Affiliated Hospital of Sun Yat-sen University and adjacent to Sun Yat-sen University. The hotel has 131 rooms, offering various room types including king rooms, twin rooms, suites, and executive suites. Kyriad Hotel (Shenzhen Sun Yat-sen University Zhenmei Metro Station Branch) aims to provide guests with excellent service, allowing them to "live in the moment and enjoy the present." The surrounding area boasts convenient access to shopping malls, banks, restaurants, and other amenities.

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Recommended LianTou Oriental Courtyard Hotel
August 28, 2026

LianTou Oriental Courtyard Hotel

Located in the heart of the Songgang Town business district in Bao'an District, Shenzhen, within the future Guangdong-Hong Kong-Macao Greater Bay Area economic zone, the LianTou Oriental Courtyard Hotel is an international business hotel invested and constructed by Shenzhen LianTou Real Estate Co., Ltd. It features over 200 modern guest rooms and suites spread across floors 20 to 29, along with a Western restaurant, executive lounge, and meeting facilities, all equipped with advanced technology and exclusive amenities.

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Technical FAQ: Digital RF Modulators & Encoder Modulators Clarified

Concise technical answers regarding SOUKA digital modulators, HDMI-to-RF hardware encoding, agile multi-standard modulation (DVB-T, ATSC, DVB-C, ISDB-T), broadcast-grade MER signal integrity, and high-density 1U/4U headend deployments.

Some professional satellite-to-RF modulators support conditional access through a built-in CAM slot. When used with a compatible CAM and authorized smart card, encrypted satellite services can be decrypted and selected channels can be converted into digital RF channels. CAM and smart-card compatibility should be confirmed for the specific operator and service.

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Factory-Direct Commercial Advantage

Factory-Direct Commercial Advantage

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