My Videos

How much signal I will lose in the coaxial cable between transceiver and antenna? Is the most important question. We will be measuring...

It enables MESHTASTIC to measure altitude and Barometric Pressure. It is BMP280 Digital Barometric Pressure Altitude Sensor. I am...

It can be used as an active device as well as an passive antenna. For the details, please watch my video. ADSB 1090MHz Bandpass Filter...

This RF amplifier works on TX as well as on RX. It has a PA for transmitter side and LNA for receive side. It provides a decent gain on...

What is dB or Decibel, Power and Voltage Ratios for Non-Engineers. Technology Master. #meshtastic #lora #ham #offgrid #technologymaster...

Meshtastic 868 MHz SAW Filter Review. 868 MHz Bandpass Filter Review. Performance analysis of SAW Filter for 868 MHz Meshtastic LoRa band...

Is it really 22 dbm? Does Meshtastic Heltec LoRa ESP32 V3 Actually Transmits 22dbm? Meshtastic RF Output Testing After Region Switching...

Step by Step guide for changing regions and frequencies e.g EU_868, EU_433, US, LORA_24 etc. It also explains How To Switch Meshtastic...

You can Change your Meshtastic device frequency. You can switch between 3 most popular bands i.e 915 MHz, 868 MHz and 433 MHz as well as...

Nano VNA V2 or Any, How To Calibrate Port S11 with Save & Recall. Technology Master. #meshtastic #ham #lora #sdr #hamradio #offgrid #diy...

Nano VNA V2 or Any, How To Calibrate Port S21 with Save & Recall. Technology Master. #ham #lora #hamradio #diy #technologymaster #nanovna...