Buying a Used Helium Miner – Everything you need to know
As many Helium distributors now have new miners in stock with fast shipping, people are no longer able to sell their miners at a premium. eBay is now a great …
Can Mobile Phones Read RFID Tags?
Yes, mobile phones can read RFID tags. RFID tags come in different types. One of those types is NFC or Near-Field Communication. Mobile smart phones can read NFC tags. For …
The Best Helium HNT Miners for 2022 – Where to Buy and Product Reviews
Last updated on April 24, 2022 The Helium network is growing by leaps and bounds. It’s designed to provide connectivity to the billions and billions of IoT devices that are …
Best Indoor TV Antenna with 100 Mile Range – We Investigate the Marketing Claims!
With the increasing popularity of streaming services like Netflix, people are reluctant to pay for cable TV anymore. More so, with a TV antenna, you can watch sports, movies, and …
Baofeng vs. Yaesu
A walkie-talkie, formally known as a handheld radio transceiver, is a portable two-way radio that can be used for a wide variety of applications including military, amateur radio and personal …
What is a Bias Tee?
Updated April 2022 A bias tee or Bias-T is one of the most useful Software-defined Radio (SDR) accessories you have likely never heard of. Low Noise Amplifiers are used to …
dBm to Volts Calculator
This tool converts Power in dBm to Voltage. The default impedance (Z) is 50 ohm, although you can change that to any value. Formula V = SQRT(Z/1000)*10(PdBm/20) Example Calculation 1 …
Add dBm Calculator
dBm stands for decibels (dB) relative to one milliwatt. It is an absolute unit of power. How you add two dBm values together to find the total power? This tool …
27 MHz vs 49 MHz – Which is Better?
In this article we look at the frequency of R/C cars and explain which is better. As a quick summary of the article – we found through our research that …
[SOLVED] Razer Deathadder V2 Pro Bluetooth Not Working
Deathadder V2 Pro is a wireless mouse that can operate with either Hyperspeed or Bluetooth connectivity. Hyperspeed requires the USB dongle provided with the mouse. However if you don’t have …
[SOLVED] Razer Deathadder V2 Pro Mouse Not Working
The Deathadder V2 Pro, released in September 2020, is a very popular mouse from Razer. Based on customer feedback, it’s an excellent mouse. It does however have some technical issues …