Bluetooth Definition and 67 Threads

Wi-Fi Wavelength?? First of all,, HI, everybody, I am Sonics from India I was searching on Wi-Fi modems and how other bluetooth enabled or wireless things work. I know that they catch some frequency and then convert it to something that is been sent on that wavelength but I don't know that how...

Question Details Ok, so want to get a heart rate sensor, take it apart, and adapt it to make it bluetooth enabled so i can see the heart rate on a phone/computer. Where should I start? What hardware and software should I use? I'm really a beginner and have no idea where to start lol. Also, I...

So I am finally getting out in the wilderness on vacation and I thought it would be a great idea to do some astrophotography. I thought of getting a simple enough Nextstar 4SE, but I have a bigger budget and maybe I can get a bigger diameter and aperture. So my question is, which telescope...

Dear Readers, I'm facing a pretty interesting challenge, which is: "How to connect multiple smartphone mic's in the quickest and simplest way?" Here is a use case. I go into a meeting with a group of random (strangers) that all have smartphones, Android, iOS, Windows. Now I want to record this...

wifi n bluetooth technology how?? how can the bluetooth n wi-fi rays or waves can travel even through the walls ...i mean what might be the properties

Hi, I'm looking to design and build two circuits for devices that will alert the two holders of the devices when they come within 1m of each other (I only need 1m range for demonstrations of the devices – in practice, the range will be more like 100m). Now I'm pretty sure Bluetooth...

What is the lowest power bluetooth possible? Thanks

Bluetooth can use?? Hi!I am planning to make a can size satellite.Normally we use FM(radio frequency) to transmit data from satellite to ground station.But can i use Bluetooth to replace FM?I know that Bluetooth is short-range frequency so any idea to solve this problem?Thanks!

I'm not sure whether to use this: Class 1 http://www.kanda.com/products/Sena/PARANI-ESD1000.html or Class 2 http://www.kanda.com/products/Sena/PARANI-ESD200.html I'm planning to use it in an elevator for a senior project and I would like some suggestions or advice on which to...

I want to to make a remote control for my phone. I want to control certain functions without touching my phone. How difficult will it be to accomplish this. I don't have a lot of bluetooth knowledge except that it works with high frequency waves but to really get to the root of it, is it an...

Is it possible to remote control electric appliances directly using a bluetooth enabled cell phone (without PC and laptops as intermediate)?

Dear All, Please excuse my ignorance of physics. According to some Russian research 1 mW of microwave radiation could be considered safe for the brain (ie. it won't cause brain damage). I therefore considered that if a 1 W cellphone is damaging to the brain then perhaps it's a good idea to use...

Hi all... Two quick questions... 1. Does anyone know where I would look if I wanted to buy a device that can generate a bluetooth signal? 2. Does anyone know of a device that can capture and decode bluetooth for digital analysis? Any replies would be appreciated... Thanks...

I've always thought the concept of bluetooth was awesome for PC's. I have a bluetooth keyboard and bluetooth mouse and they are great. Why hasn't Bluetooth technology taken off for PC applications? I've seen like, 2 printers that are bluetooth compatible and one got taken off of newegg and the...

who knows what about it? i need to write a program for my nokia cell-phone (6230) to send commands via bluetooth to a receiver. anyone got any references/help/knowledge/url/.pdf/other forums to share? thanks :)

Hi guys... Just saw the Paintball gun thread...gave me an idea of updating my old toys... I want to make a simple remote Bluetooth controlled car controlled by my cellphone. Basically, it's like your old IR controlled toy cars but instead of using IR, I intend using a Bluetooth connection...

I saw this and I thought that just learning about bluetooth and how to mess with it would be really fun this summer. maybe its just the sniper rifle, but it made learning about bluetooth sound really fun :biggrin: Anyway, I was wondering if anyone could point me in the right direction to...