Author: <span class="vcard">merseyradar</span>

L-Band DIY antennas for Jaero

Carrying on from my previous JAERO/L-BAND blog post linked below http://www.merseyradar.co.uk/airband-radio/satellite-acars-reception-on-l-band-with-jaero/     It should be noted that both of the antennas detailed below I intend to use with the excellent LNA Amplifier /Saw Filter Combination, The “Saw Bird io” by Nooelec which is bespoke designed for the intended frequency range (around 1545-1550mhz).    …


Yihua 937D+ 60W Soldering Station.. Bargain !

A while ago my 20 year old Weller soldering station finally gave up. I sent the unit away to a Weller agent for repair but the unit was returned to me with a  service note read “uneconomical to repair”. I looked at a brand new Weller unit but they are so expensive now..way over £200…


Satellite ACARS reception on L-Band with JAERO.

  A friend of mine wanted to monitor aircraft ACARS data transmissions from the Inmarsat  “Alphasat” 4a-F4 satellite. He asked me to build a DIY antenna for his proposed ground station. The test equipment we were using was a simple sdr radio dongle, a windows laptop running JAERO software and some antenna hardware which will…


SDRPlay RSP1A Receiver Review.

SDRPlay are a British company and they have been manufacturing SDR radios since 2015. Their first model was the RSP1 which had a 2 tone grey/blue case. All of SDRPlays radios are designed and built in the UK which is very surprising as most products like this are built and assembled in China or Taiwan….


Home made coaxial dipole antenna for civil (and military) airband.

 Builders please let me know about your version of the #AirbandBazooka  Please do provide some photos/reports and I will include them on twitter @merseyradar   Make your own DIY #AirbandBazooka antenna for Civil or Military using the guide on my website https://t.co/r3cd0S3H8l Performance better than most store purchased antennas.Great feedback received from builders Worldwide. Thanks so…


Another Yupiteru MVT-7000 “scanning legend” repaired.

I have a soft spot for the MVT-7000. I have a little collection going on of this amazing machine. Here are 4 units of the 7 units I have, 3 in good working order and the one to the far right you will see later in the Yupiteru club chamber of horrors photos  “example 1”…


2 More Airband Antennas from Superyagi reviewed.

Superyagi  Slim-Jim Antenna for Civil Airband (128mhz Centre Frequency) .   You may recall a review I did quite a while ago on the superyagi j-pole antenna for civil airband. That first review and a little more info about the business is linked below, http://www.merseyradar.co.uk/airband-radio/superyagi-civil-airband-antenna/ That variant was certainly made to last and that particular…


New SDR radio purchase, Airspy R2.

For a long time now I have been thinking about buying an SDR radio. I have plenty of low cost RTL dongles, they represent great value for money and are good for experimenting with the concept of SDR but when it comes to listening to steaming digital audio over several frequencies rapidly on lets say…


HP Elitebook Laptop repair went wrong..

Not radio related as such but here goes.   My current Lenovo T400 is well used and its getting tired although I have to say Its an excellent machine. I recently purchased a refurbished laptop from ebay. I opted for the excellent 14 inch HP Elitebook 8440p and after much searching to find the best…


I must have been ditty ordering from Radio*****!

I ordered an AW07A antenna analyser from a well known radio supplier in China, the price was very cheap compared to others on the internet, just under $170 USD at the time which I thought was a real bargain. On impulse, I bought it and then when searching around the internet I found a few…