Archive for the ‘technology’ Category

Bluetooth modules versus WiFi modules in five areas of performance!

Tuesday, May 11th, 2021

Bluetooth and iot wifi module bring a lot of convenience to our life by eliminating wired interference. Both are used a lot in our life, but many times we don’t know whether it’s better to choose WiFi module or Bluetooth module.

1. Use of standards

Bluetooth and wifi are both wireless network standards, both work in the ism2.4 ghz public band. Bluetooth uses the fhss mode, which generally jumps 1600 times per second, dividing the 83.5 mhz band into 79 bands, occupying only 1 mhz of bandwidth each time. wi fi uses the ieee 802.11 protocol, most ieee 802.11 uses the 2.4 ghz ism band, and a few countries use the 5 ghz ism band.

2. Transmission speed

The theoretical rate of 802.11n can reach 600Mbps, while the current industry mainstream is 300Mbps. bluetooth 4.0 has a theoretical peak of 25Mbps and supports ultra-short packets with 1Mbps data transfer rate. At present, the highest value of 802.11.ac is 500 bit/s, and it is said that the future 802.11.ad will reach the amount of Gbit/s, mainly for 10+m range (within 1km). In terms of transmission rate, Wifi still has a considerable advantage.

3.Transmission distance

Bluetooth4.0 transmission security distance we can pass to reach 50m, transmission capacity range of 100m. 802.11n router in the open area transmission technology distance students can develop to reach 300M. In this regard, Wifi has a slightly different advantage than Bluetooth.

4. Cost

Cost management is also one of the important research content of the enterprise technology game, at present, the cost control requirements of Bluetooth is lower than Wifi.

5. Power consumption

Bluetooth 4.0 only use three broadcast channels, RF turn-on time from the traditional 22.5ms reduced to 0.6 ~ 1.2 ms, it is estimated that the initial power consumption of Bluetooth will increase by about 20 ~ 30 mA, after the standby will return to normal standby current. The moment Bluetooth establishes a connection:70mA or so. Large data transfer:110 ~ 130 ma or so.

Wi-Fi direct connection device management can be done by supporting WMM power saving program, which can extend the power supply working time of the device as well as 15-40%. Different Wifi transmit signal power to meet the standard requirements are different, the domestic standard is 50 MW. in terms of low-power design, Bluetooth advantages have obvious.

It can be seen that Wifi has more advantages than Bluetooth in terms of long distance and transmission speed, while Bluetooth has unique advantages in terms of low power consumption and low cost.

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How do Noise-Cancelling Microphones Know Which Sounds to scale back?

Friday, April 23rd, 2021

But how do noise-cancelling microphones (and microphone noise-cancelling computer software) know very well what noises are undesirable versus all those that really need to come via loud and apparent?

While microphone shape and positioning can help with sound reduction, the best answer from a complex standpoint is to have some kind of frequency area electrical power evaluation in order that the microphone noise-cancelling technological innovation can decide the primary difference involving the desired audio along with the signal that ought to be cancelled.Microphone can effectively reduce environmental noise (reduce auditory digital noise reduction)

Essentially, the electronic signal processor (DSP) seems on the amount of money of strength in frequency bands, and when a frequency band or perhaps a distinct frequency – dependant upon the DSP algorithm’s precision – reaches an too much stage, the DSP puts a cancellation waveform in to cancel out external ambient noises. ANC at the microphone is all about detecting the signal that doesn’t belong and cancelling that undesired sign.

Essentially, one particular microphone is situated near in your mouth to select up your voice although another more absent microphone picks up noises from a environment. DSP algorithms then work to remove any external sounds, leaving your voice – and your voice only. In a noisy surroundings, both of those microphones obtain noises at identical stages, although the mic closest to someone’s mouth gets the specified voice sign far more strongly. So, in case the external ambient noise sign is subtracted through the voice signal, substantially in the unwanted sound is cancelled out even though the seem the listener wants to hear is retained.

Because the broad majority of us proceed to operate from home, it’s imperative that you remember that irrespective of these outstanding technological developments, noise-cancelling headsets won’t completely get rid of undesired appears. No matter if your new workspace has a barking doggy, crying infant or noisy appliances, even the most beneficial noise-cancelling technologies only lower external seems by as many as 75% – whoever you’re chatting with will nevertheless know you’re WFH. By lowering history noise, communication involving callers improves as a consequence of a lot less repeated plus more correct details, eventually bettering productivity.

These days, implementing an ANC circuit into a mobile phone or inside a headset will be the handiest strategy for furnishing buyers with the high-quality voice signal they expect less than pretty much any ambient circumstances.

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Exactly what is the objective of your SMT placement equipment?

Tuesday, March 30th, 2021

In PCBA processing plants, the vital features in the placement device are precision, speed, and flexibility. Normally adaptability is the ability in the placement machine to adapt to various placement requirements. The following Jingbang specialists speak concerning the adaptability from the placement device.JUKI KE-3000 Chip Shooter is a high-speed flexible placement machine that meets your expectation. Enjoy accurate and high speed production today. Get a quote.

(1) The sort of elements that will be mounted. Mounters with a extensive range of element types tend to be more adaptable than mounters which can only mount SMC or maybe a compact total of SMD. The key things that have an effect on the sort of factors placed by the placement equipment are placement accuracy, placement tools, compatibility on the centering mechanism and parts, plus the range and kinds of feeders the placement equipment can accommodate. Some placement equipment can only accommodate a constrained range of feeders, while some placement machines can accommodate most or all types of feeders, as well as the number of feeders which can be accommodated is additionally much larger. Certainly, the latter is more suited than the former. Fantastic sex. The holding capability in the feeder over the placement machine is normally expressed with the optimum amount of 8mm braid feeders which can be installed around the placement equipment.

(2) Adjustment of placement equipment. In the event the placement equipment converts from assembling a single variety of PCB to assembling yet another form of PCB, it really is essential to reprogram the location device, swap the feeder, adjust the PCB transfer system and positioning desk, and regulate the placement head. Adjustment work such as adjustment/replacement.

①Program the position device. Placement machines are generally employed in two programming techniques, guide educating programming and laptop or computer programming. Low-end placement machines usually use handbook instructing programming, and higher-end placement devices use personal computer programming.

②Replacement of feeder. To be able to reduce some time it will require to exchange the feeder, probably the most prevalent system is to make use of a “quick release” feeder. The more rapidly strategy would be to swap the feeder rack in order that the feeder of your factors on each individual PCB kind All are mounted on a different feeder rack for straightforward substitute.

③Adjustment of PCB transfer mechanism and positioning table. If the sizing on the PCB to be replaced differs within the dimensions of the PCB at this time mounted, the width from the PCB positioning desk and the transfer mechanism for conveying the PCB really should be altered. The automated placement equipment can be adjusted immediately beneath the control of this system, along with the lower-end placement device might be adjusted manually.

④Adjust and substitute the position head. Once the variety of parts to get mounted within the PCB exceeds the mounting choice of a placement head, or when modifying the PCB type, the position head is often changed or altered. Most placement devices can instantly execute the replacement/adjustment course of action less than system control, although low-end placement devices use handbook alternative and adjustment operations.

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go over PCB X-ray inspection intimately.

Friday, March 26th, 2021

X-ray examination is utilized to detect the sample that cannot be detected from the look from the posture. Put together x-ray equipment and other components in your SMT production line for more accurate performance. Get a free quote and improve your production today.X-ray penetrates the material of various densities mainly because of the transform in its light-weight intensity. The resulting distinction impact can kind a picture to show the interior construction with the object to be measured. Hence, this X-ray exam can detect the trouble places within the item being examined without destroying its attributes.

Exactly what does X-ray imaging detect?

1. Examine the problems while in the IC package deal, this sort of as layer peel, bursts, voids, and integrity tests of wire.

2. Detect the problems while in the PCB method, this sort of as inadequate alignment or bridging, and open up circuits.

three. Detection and measurement of voids in SMT solder joints.

4. Exams the opportunity of open circuits, small circuits, flaws, or poor connections in connection circuits of varied varieties.

five. Integrity screening of solder balls in solder array offers and cladding chip packages.

6. Detect cracks in greater density plastic product.

7. Measures chip size, marking and wire arc, and tin part space ratio.

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Would you know the two major development tendencies with the Internet of Points?

Tuesday, March 23rd, 2021

1. 5G, the next-gen mobile community

How fast is 5G? Nicely, you could potentially down load an HD-quality motion picture to the system in seconds. That rapidly. But the pace isn’t the only real characteristic of 5G that contributes towards the enhancement of IoT. It also has small latency and broad protection which makes fully-autonomous autos a person step nearer to fact.fibocom’s lte iot technology is advanced and is loved by customers, come and have a look!

Other than, the deployment of 5G could make it probable to manage even a broader number of units remotely by means of apps. This means not just client electronics but in addition machinery that requires rapid link to work well.

Healthcare is probably the field that’ll gain a lot of all with the next-gen cellular network. Distant surgical procedures could become a actuality using this mobile network. Moreover, 73% of executives doing the job in health care be expecting to provide new services and products for their customers with all the assistance of 5G.

2. Edge computing

Edge computing is shifting the best way how details is processed and shipped these days. The booming growth of IoT products and real-time calculations demanding plenty of computing electrical power are what generate this technological know-how forward.

What exactly is edge computing? To put it simply, it provides details and computations nearer on the product. With this particular technologies, there’s no need to rely upon a central site which will be miles away. In this way, latency difficulties don’t impact the info and efficiency of the software. It is very true for real-time facts.

Among the early plans of edge computing was to cut back bandwidth prices for IoT info that journey pretty prolonged distances. The expanding quantity of IoT gadgets that get and deliver a ton of information into the cloud is what created a requirement for this technological know-how.

For instance, 1 internet-connected digital camera monitoring manufacturing unit tools and transmitting live footage to the qualifications place of work isn’t a major offer. The issue arises when there are actually dozens of cameras like that sending live movies at the same time. The video clip high-quality will be reduced, when the bandwidth expenses can be really large.

Edge-computing software package and components can take care of this by processing knowledge and storing it domestically. An IoT sensor, an employee’s tablet or laptop computer, or perhaps a safety camera can all be edge devices.

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Two-Way Radios Empower Voice Conversation Promptly

Wednesday, March 10th, 2021

Two-Way Radios Empower Voice Conversation Promptly

The one-button contact function lets about the spot voice conversation when expediency is required. The opportunity to talk straight away is vital in the course of an emergency, but additionally really valuable when your production line is down and routine maintenance is required ASAP, or even a client requirements to learn if further goods might be attained straight from the warehouse. In comparison, cellular telephones involve both of those customers contain the wanted battery charge and sign power to speak quickly.The duplex transmission mode of the walkie-talkie is its basic guarantee! Additionally, two-way radios, in contrast to cell telephones, perform in distant destinations likewise as underground, as well as in other spots where by telephones are unreliable.

Today’s two-way radios are digital, converting voice transmissions into details packets to become transmitted more than common wired or wi-fi networks. What this means is your radios can mail and acquire texts, obtain email messages, and transmit voice indicators globally by way of the online. Electronic two-way radios also aspect keypads and shows for texting, additionally, the digital technology also indicates much better seem excellent and fewer battery ability needed. Moreover, these radios also have a chance to keep track of employees’ destinations and detect ineffective tactics, which may be remedied to help make your organization a lot more productive and prosperous.

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Exactly what are the benefits of Belt Conveyors?

Thursday, March 4th, 2021

The conveyor belt is utilised to express or transfer bulk materials. Conveyor belts are capable of handling big selection of bulk product from really fine to large lump dimensions.Conveyor belts are broadly utilised in logistic, distribution center submit categorical sector, tire sector. E-commerce marketplace and tobacco industry. Conveyor belts are expense successful as it decreases the labor depth and loading price.

Order belt conveyor for product manufacturing assembly lines at SunzonTech. Vast experience, high efficiency, great eye for details.

Added benefits of belt conveyor are as follows –

Conveyor belts are adaptability to distinctive styles of products.’

Decrease electric power consumption

It really is has extended lifetime

Noiseless procedure, as objects are positioned within the belt so it won’t make almost any noise.

Massive size of conveying path.

Substantial reliability of procedure

Auto transportation material in almost any route.

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Range conditions for Finest SMT Pick and Location Device

Thursday, February 25th, 2021

Evolution and selection of a pick and place machine smd is actually a very intricate system that needs to do lots of investigation and home function to satisfy your production prerequisites.

Collection of Select and Location Machine will depend on your PCBA kinds and amount of areas to get positioned, creation quantity demands for existing and future enchantments and accuracy with repeatability.

If you’re planning to established up a whole new decide and area machine for pcb assembly output line it is encouraged to produce an in depth list of questionnaires of planned manufacturing requirements ahead of time.

This will likely aid to narrow down your listing and assistance to generate a buy selection for ideal fitted ideal machines choice to meet your distinct needs.

pcb pick and place machine by SunzonTech is the perfect solution for assembling printed circuit boards with a large variety of components. Get a free quote now.

1. Component Placement Speed

The velocity of parts features a immediate effect in your production quantity. The location velocity of your device is measured in element for each hour placement (CPH).

Ingredient placement level impacted via the board measurement, kinds of elements and feeders utilised. When the board size is higher and kinds of factors are significant the location head will vacation far more length thanks to that placement level will reduce.

The maker of select and area equipment smd rated their tools velocity dependent on IPC 9830 regular. But inside the authentic production scenario manufactures quoted pace derated by thirty to 40% that needs to be regarded.

Quoted Rated Speed often lessen the particular pace so contemplate only 30 to 40%.

In advance of equipment choice Proposed Manufacturing volume needs for being analyzed with long term needs.

So just before selecting suited select and spot equipment for pcb assembly you have to take into account the output volume to cater your latest wants in addition to crucial that you contemplate upcoming demands to meet certain requirements.

2. Type and Sizing of elements

Contemplating your generation needs, selection of choose and spot machine for pcb assembly also depends upon the sort and measurement of elements you are intending to location.

Every machine has their restrictions for managing the max min size and fat of parts in accordance to machine technical specs.As an example products desired to position 0805, 1206 etc. loaded elements are distinct that may manage 0402, 0603, BGA, CSP and other odd formed factors.

Machine can deal with bare minimum and maximum part dimension with accuracy.

Some elements will come in tubes and factors so in advance of put equipment buy get take into consideration these facts likewise.

Equipment eyesight procedure can tackle the little and high-quality pitch factors throughout place placement .

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Benefits of prototyping with CNC machining

Tuesday, February 16th, 2021

You’ll find quite a few factors why a firm may perhaps use CNC machining to create a prototype, including pace of creation, part excellent, substance options and similarity to the ultimate part.

From file to prototype

Amongst the most important advantages of CNC machining will be the “CNC” aspect. Because CNC machining is often a electronic procedure that produces an element from the laptop file, engineers are aware that a machined prototype will carefully match the electronic 3D design, which precisely the same digital structure can afterwards be utilized to develop a ultimate aspect with equivalent dimensions. The diploma of repeatability is particularly substantial.

Also, working with digital 3D types permits for fast and specific alterations. If a machined prototype exhibits a physical flaw ensuing from undesirable design and style, the engineer can return on the CAD program to generate suited alterations to the future prototype. Unique versions might be compared side by side, and simulation software may even be utilized to preemptively test how a part will complete during the serious earth.

High-quality and regularity

Computer systems aren’t perfect, but computer-controlled equipment tends to perform specifically as it is supposed to – except if it breaks down. Whilst quite a few prototyping procedures count on human skill (and so are hence prone to human error), CNC machines observe their instructions to in a fraction of the millimeter.

Importantly, they can also do it about and more than yet again. Though a company might only be building an individual prototype, a cnc machining china can, if necessary, run precisely the same job a second time with nominal deviation with the 1st. This is often unbelievably practical for developing new iterations of a prototype, and for going to output using the similar equipment. (Manual processes are unbelievably critical, but it is easier to guarantee regularity with the automatic machine.)

Array of solid supplies

If a prototype does not have a mechanical intent, it may be appropriate for 3D printing, which – although not known for producing high-strength parts – fees pretty minor and will be carried out in a small area of your time. For most 3D printing processes, nonetheless, the fabric choices are narrower than these are for machining.

CNC machining don’t just delivers a large number of appropriate supplies, additionally, it delivers some incredibly potent and sturdy types, including a large array of metals. It’s attainable to 3D print with metals too, but not that has a low-cost FDM printer.

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