#RF Antenna Module

[rfantennaindia]

5G 12dBi Magnetic Antenna with RG174 Cable

A 5G 12dBi magnetic antenna is a type of antenna designed to enhance the performance of 5G wireless communication devices, such as routers, hotspots, or modems. Let's break down the key features:

5G: 5G is the fifth generation of wireless technology, which offers faster data speeds, lower latency, and greater capacity compared to previous generations (4G, 3G, etc.). The antenna is specifically designed to work with 5G networks and devices.

12dBi Gain: The "12dBi" figure refers to the antenna's gain, which is a measure of how much the antenna can increase the power of the signal it receives or transmits. A higher gain indicates better signal reception and transmission capabilities. In this case, a 12dBi gain suggests that this antenna can significantly boost the signal strength.

Magnetic Antenna: The term "Magnetic Antenna" indicates that the antenna can be attached to metal surfaces using a magnetic base. This feature provides flexibility in terms of placement and allows for easy positioning on metallic surfaces, like the roof of a car or a metal housing for a 5G device.

Magnetic antennas are often used in mobile applications or in scenarios where temporary or flexible mounting is required. This type of antenna is convenient because it can be easily installed and removed, making it suitable for mobile installations or where drilling holes or more permanent mounting solutions are not practical.

[pc-98s]

sickest band merch ever

[futureelectronic1527]

Panasonic: New Product Introduction: PAN1770 Series Bluetooth Low Energy RF Module

https://www.futureelectronics.com/m/panasonic . Panasonic PAN1770 Series is based on the Nordic nRF52840 single-chip controller that allows you to attach an external antenna via uFL. With the Cortex®-M4F processor, 256 kB RAM, and the built-in 1 MB flash memory, the PAN1770 Series can easily be used in standalone mode, eliminating the need for an external processor saving complexity, space, and cost. https://youtu.be/8Ur-bFMieHw

[netboon]

NETBOON manufacturer of world class telecom parts like 5G Antennas, 4G GSM Magnetic Antennas, LPDA Antennas, Wifi Rubber Duck Antennas, GPS Navigation Antennas, Omni Antennas, Feeder Cables, LMR Coaxial cables, RF connectors, Lightning Arrestors, Modules, RF Attenuators, t type adapters, crimping tools etc. 

[ui-alcoholic]

Twin Famicom

NES with internal Disk system from Sharp

The Twin Famicom is a video game console system that was produced by Sharp Corporation in 1986 (Juli 1) and was only released in Japan. It is a licensed Nintendo product that combines the Famicom (NES) and the Famicom Disk System into a single piece of hardware.

The essential parts of the Twin Famicom include a 60-pin socket for Famicom cartridges and a socket for Disk System disks. The player could switch between the two media types with a switch – cassette "カセット" or disk "ディスク" The Twin Famicom is fully compatible with the NES and can handle accessories made for the NES (e.g. Beam Gun). But there is also an extra port on the Twin Famicom. This allows a 'regular' Famicom to use the Twin Famicom's disk drive.

The original Famicom only has one color combination, and the Twin Famicom was initially sold in two colors: red with black highlights (AN-500R), and black with red highlights (AN-500B). A second version of the system was released in 1987 with a slightly different case design, turbo controllers, and two different color schemes; black with green highlights (AN-505-BK) and red with beige highlights (AN-505-RD).

Like the Famicom, the Twin Famicom uses NTSC but with an AV output rather than an RF modulator with an RCA connector for composite video and mono audio, allowing for greater audiovisual quality on TVs and monitors with such inputs. An external RF modulator is bundled with the unit for connection through a TV's antenna/cable input. The two gamepads are hardwired into the console, so they cannot be disconnected.

More info:

https://ultimatepopculture.fandom.com/wiki/Twin_Famicom

[materialsscienceandengineering]

Battery-free technology can power electronic devices using ambient radiofrequency signals

Ubiquitous wireless technologies like Wi-Fi, Bluetooth, and 5G rely on radio frequency (RF) signals to send and receive data. A new prototype of an energy harvesting module—developed by a team led by scientists from the National University of Singapore (NUS)—can now convert ambient or "waste" RF signals into direct current (DC) voltage. This can be used to power small electronic devices without the use of batteries. RF energy harvesting technologies, such as this, are essential as they reduce battery dependency, extend device lifetimes, minimize environmental impact, and enhance the feasibility of wireless sensor networks and IoT devices in remote areas where frequent battery replacement is impractical. However, RF energy harvesting technologies face challenges due to low ambient RF signal power (typically less than -20 dBm), where current rectifier technology either fails to operate or exhibits a low RF-to-DC conversion efficiency. While improving antenna efficiency and impedance matching can enhance performance, this also increases on-chip size, presenting obstacles to integration and miniaturization.

Read more.

[adafruit]

A mini GPS from uBlox with I2C and UART 🛰️📡🔧

The SAM-M8Q

is an entry-level 'all in one' GPS from uBlox - it comes with both UART and I2C interfaces plus a built-in antenna so it's ready to go 'out of the box.' It's also fairly small, so we decided to try and make a little breakout for it. It exposes both interfaces, but we expect most folks will like using the Stemma QT port for instant I2C interfacing. We gotta dig into uBlox's interface since we expect the I2C to be a little more complex than the PA1010 we've used.

[vestrick]

I saw @pc-98s do this and I had to try it for myself, can confirm it's very cool

(I forgot to add context that this is being streamed via an rf modulator through an antenna to the tv)

The girlies all together

(I forgot to turn oscilloscope for the photo lol)

[g-nicerf]

Best Partner for Wireless Modules: A Comprehensive Antenna Selection Guide

n the field of wireless communication, antenna selection is crucial. It not only affects the coverage range and transmission quality of signals but also directly relates to the overall performance of the system. Among various wireless modules, finding the right antenna can maximize their potential, ensuring stable and efficient data transmission.

When designing wireless transceiver devices for RF systems, antenna design and selection are essential components. A high-quality antenna system can ensure optimal communication distances. Typically, the size of antennas of the same type is proportional to the wavelength of the RF signal; as signal strength increases, the number of required antennas also grows.

Antennae can be categorized as internal or external based on their installation location. Internal antennas are installed within the device, while external antennas are mounted outside.

In situations where space is limited or there are multiple frequency bands, antenna design becomes more complex. External antennas are usually standard products, allowing users to simply select the required frequency band without needing additional tuning, making them convenient and easy to use.

What are the main types of antennas?

External Antennas: These antennas can be classified into omnidirectional antennas and directional antennas based on the radiation pattern.

Internal Antennas: These antennas refer  to antennas that can be placed inside devices.

Omnidirectional Antennas: These antennas radiate signals uniformly in the horizontal plane, making them suitable for applications that require 360-degree coverage, such as home Wi-Fi routers and mobile devices.

Directional Antennas: These antennas have a high emission and reception strength in one or more specific directions, while the strength is minimal or zero in others. Directional antennas are primarily used to enhance signal strength and improve interference resistance.

PCB Antennas: These antennas are directly printed on the circuit board and are suitable for devices with limited space, commonly used in small wireless modules and IoT devices.

FPC Antennas: FPC antennas are flexible printed circuit antennas that are lightweight, efficient, and easy to integrate.

Concealed Antennas: Designed for aesthetic purposes, concealed antennas can be hidden within devices or disguised as other objects, making them suitable for applications where appearance is important without compromising signal quality.

Antenna Selection Guide

When selecting the appropriate antenna for a communication module, it's essential to first determine whether to use an internal or external antenna based on the module's structure.

External Antennas: These antennas offer high gain, are less affected by the environment, and can save development time, but they may take up space and impact the product's aesthetics.

Internal Antennas: These have relatively high gain and are installed within the device, maintaining a clean and appealing exterior.

 Sucker  Antennas: These provide high gain and are easy to install and secure.

Copper Rod  Sucker  Antennas: Made from large-diameter pure copper radiators, these are highly efficient with a wide bandwidth.

Rubber Rod Antennas: Offer moderate gain at a low cost.

Fiberglass Antennas: Suitable for harsh environments and ideal for long-distance signal

External Directional Antennas

Typically used in environments with long communication distances, small signal coverage areas, and high target density.

Panel Antennas have high efficiency, are compact, and easy to install, while considering the impact of gain and radiation area Yagi Antennas offer very high gain, are slightly larger, and have strong directionality, making them suitable for long-distance signal transmission; however, attention must be paid to the antenna's orientation during use

Internal Antenna Selection

Most internal antennas are affected by environmental factors and may require custom design or impedance matching

Spring Antennas are cost-effective but have low gain and narrow bandwidth, often requiring tuning for good matching when installed Ceramic Patch Antennas occupy minimal space and perform well, but have a narrow bandwidth

For details, please click：https://www.nicerf.com/products/ Or click：https://nicerf.en.alibaba.com/productlist.html?spm=a2700.shop_index.88.4.1fec2b006JKUsd For consultation, please contact NiceRF (Email: sales@nicerf.com).

[fat-dustless]

The People have spoken,

JermaTV is go. If anyone is interested/has technical questions feel free to ask but I’ll basically be modifying a composite TV RF modulator to be amplified slightly through an LNA board and out into a dummy load/highly non-efficient antenna. (I’ll play with power levels and see what the best output I can get is while following local regulations)

As far as what I’ll actually broadcast, please send me your favourite jerma moments™ and I’ll broadcast it on air / see if I could make a YouTube video out of it if you guys want.

[quartz-components]

This FS1000A 433mHz Tx & Rx RF Module is a Compact, Economic and easy to use wireless RF module with both transmitter and receiver. The module operates at 433MHz and could communicate upto a range of 100 meters with proper antenna design. Practically with normal antenna it could cover distance of 20-50 meters. It can transmit at a speed of 1Kbps to 10Kbps and is easy to use with microcontrollers like Arduino, PIC, AVR etc..

[rfantennaindia]

GSM 15dBi Yagi Antenna with RG58 Cable (L-10CM) + N (F) St. Connector

ETEILY Manufactures Yagi Antennas with good performance that comes handy, suitably working in all environment conditions.Our directional antennas are both suited for domestic as well as commercial applications.

Robust Mechanical design

High Gain

Good Signal Reception

Better Signal to Noise ratio

[pc-98s]

inventing new awful ways to watch tv by broadcasting youtube from a shitty rabbit ear antenna connected to an RF modulator

[eteily4]

The UFL Male PCB Mount SMT Connector is a compact, surface-mount RF connector designed for high-frequency signal transmission. Ideal for space-constrained applications, it supports 50-ohm impedance and is commonly used in wireless modules, antennas, and GPS devices. It ensures reliable, low-loss connections on PCBs.

[fuzzycrownking]

Software Defined Radio Market : Key Drivers and Technological Advancements Shaping the Future

The Software-Defined Radio (SDR) market has experienced significant growth over the past few years, driven by various technological advancements, the increasing demand for wireless communication systems, and the need for more flexible and cost-efficient solutions in the telecommunications sector. SDR represents a shift from traditional hardware-based radio systems to those that use software to control the functions typically handled by hardware components. This technology has garnered attention due to its ability to provide greater flexibility, scalability, and reconfigurability in wireless communication systems, particularly in sectors like defense, telecommunications, and broadcasting.

Market Drivers of the Software-Defined Radio Market

1. Growing Demand for Flexible Communication Systems

One of the primary drivers of the SDR market is the increasing need for adaptable and flexible communication systems. Traditional radio systems often have fixed functionalities that limit their ability to adapt to different communication standards or respond to evolving technological advancements. SDRs, on the other hand, can be reprogrammed and reconfigured through software, enabling them to support various radio protocols, frequencies, and modulations. This flexibility is especially valuable in environments where communication standards evolve rapidly, such as in the military and telecommunications industries.

In the defense sector, for example, SDRs allow military forces to quickly adapt their communications to different frequencies and encryption standards depending on the operational environment. This adaptability is crucial for maintaining secure and efficient communication in dynamic and unpredictable scenarios. Similarly, in the telecommunications industry, SDRs enable telecom operators to easily upgrade their systems and incorporate new standards, such as 5G, without requiring significant hardware changes.

2. Technological Advancements in Radio Frequency (RF) Components

Advances in radio frequency (RF) components have also contributed to the growth of the SDR market. RF components, such as antennas, amplifiers, and mixers, are essential for the functioning of SDR systems. Over the past few years, improvements in the performance and efficiency of these components have allowed SDR technology to reach new levels of performance. For instance, the development of wideband and multiband RF components has made it possible to design SDRs that can operate over a broader range of frequencies, supporting a wide array of communication standards simultaneously.

In addition, advancements in digital signal processing (DSP) technologies have enabled SDRs to process complex signals more efficiently, further improving their performance. The ability to process high-speed, high-frequency signals in real-time is essential for applications such as high-definition broadcasting, military communication, and emergency response systems, all of which increasingly rely on SDRs to deliver reliable, high-quality service.

3. Increased Adoption of 5G Networks

The rollout of 5G networks is another significant driver for the SDR market. As mobile operators transition from 4G to 5G, they need to upgrade their infrastructure to support the higher data rates, lower latency, and increased network capacity required by 5G. SDRs play a critical role in this transition because they allow telecom operators to deploy flexible, scalable, and cost-effective solutions that can easily be upgraded as the network evolves.

5G networks require a wide range of new frequencies and technologies, such as massive MIMO (Multiple Input, Multiple Output) and beamforming, which can be efficiently implemented using SDRs. By using software to control radio parameters, telecom operators can ensure that their equipment remains compatible with new 5G standards without having to invest heavily in new hardware. This capability significantly reduces operational costs and accelerates the deployment of 5G infrastructure.

4. Cost Efficiency and Reduced Time-to-Market

Another key advantage of SDR technology is its cost efficiency. Traditional radio systems often require expensive, specialized hardware components for each communication standard or frequency band. In contrast, SDRs use software to reconfigure the system, eliminating the need for multiple hardware systems. This results in significant cost savings, especially for organizations that operate in multiple regions or industries with diverse communication requirements.

Additionally, SDRs can reduce the time-to-market for new products and services. In industries such as telecommunications and defense, where the ability to quickly deploy new solutions is critical, SDRs enable companies to introduce new features or adapt to new standards faster than ever before. Software upgrades can be implemented remotely, without the need for on-site hardware modifications, allowing for quicker rollouts and reducing downtime.

5. Military and Defense Applications

The military and defense sector has been one of the earliest adopters of SDR technology due to its ability to provide secure, flexible, and efficient communication in dynamic operational environments. SDRs enable armed forces to communicate across different frequency bands, which is essential for military operations that require interoperability with various communication systems.

In addition to supporting communication, SDRs can be used for electronic warfare, radar systems, and surveillance applications. The ability to quickly switch frequencies and protocols makes SDRs ideal for operations in hostile or contested environments where secure and reliable communication is paramount. The increasing adoption of SDR technology in defense applications is expected to continue to drive market growth in the coming years.

6. Rising Demand for Internet of Things (IoT) Connectivity

The Internet of Things (IoT) is another growing trend that is fueling demand for SDR technology. As more devices become connected to the internet, there is an increasing need for flexible communication systems that can support a variety of IoT devices across different communication protocols. SDRs are well-suited for IoT applications because they can easily be reconfigured to support different wireless standards, such as Wi-Fi, Bluetooth, Zigbee, and cellular networks.

IoT applications span a wide range of industries, from smart homes and healthcare to industrial automation and agriculture. SDRs can provide the necessary communication infrastructure to ensure seamless connectivity across these diverse IoT devices, further driving the growth of the SDR market.

Conclusion

In conclusion, the Software-Defined Radio market is experiencing substantial growth, driven by several factors including the increasing demand for flexible communication systems, technological advancements in RF components and digital signal processing, the adoption of 5G networks, cost efficiency, military applications, and the rising demand for IoT connectivity. As industries continue to embrace digital transformation and require more agile, scalable, and cost-effective solutions, the SDR market is poised to continue its expansion in the coming years.

[ui-alcoholic]

Twin Famicom (NES model by Sharp)

The Twin Famicom is a video game console system that was produced by Sharp Corporation in 1986 (Juli 1) and was only released in Japan. It is a licensed Nintendo product that combines the Famicom (NES) and the Famicom Disk System into a single piece of hardware.

The essential parts of the Twin Famicom include a 60-pin socket for Famicom cartridges and a socket for Disk System disk cards. The player could switch between the two media types with a switch – cassette "カセット" or disk "ディスク" The Twin Famicom is fully compatible with the NES and can handle accessories made for the NES (e.g. Beam Gun). But there is also an extra port on the Twin Famicom. This allows a 'regular' Famicom to use the Twin Famicom's disk drive.

The original Famicom only has one color combination, and the Twin Famicom was initially sold in two colors: red with black highlights (AN-500R), and black with red highlights (AN-500B). A second version of the system was released in 1987 with a slightly different case design, turbo controllers, and two different color schemes; black with green highlights (AN-505-BK) and red with beige highlights (AN-505-RD).

Like the Famicom, the Twin Famicom uses NTSC but with an AV output rather than an RF modulator[2][3] with an RCA connector for composite video and mono audio, allowing for greater audiovisual quality on TVs and monitors with such inputs. An external RF modulator is bundled with the unit for connection through a TV's antenna/cable input. The two gamepads are hardwired into the console, so they cannot be disconnected. Source: Wiki NES models Check these out too if you are interested in retro computing