Latest Post

Car Sound Systems

Leave a Comment

Written by Tony Harris, September 22, 2017   Don’t you think the quality of car sound systems today is quite phenomenal? They are very compact units and capable of high volume and low distortion. How do they do it? You’d think you’d have to lug a trailer on the back full of amplifiers to get […]

The Secret of the S-Series

Leave a Comment

Written by Tony Harris,  2nd September 2017   Someone was asking me the other day; how we are able to get such high switching rates on the large Fets that we use in our S-Series to enable us to achieve 1000 watts over a 600 KHz bandwidth. It is a good question, if you look […]

Old Documents

Leave a Comment

Written by Tony Harris, February 8, 2017     The value of note taking and retention of documents is severely reduced if one is unable to locate the information at a later date.  We are lazy these days, I fear. With the advent of “search” applications we just type a few words into our PC […]

E&I OEM Solutions

Leave a Comment

Written by Tony Harris, November 17, 2016   Anyone involved in RF design or testing in the field of ultrasound, telemetry activation, HF, VHF or UHF applications knows E&I®. Over the last 13 years, picking up where ENI® left off, we have been supplying the industry with rugged and reliable broadband power amplifiers. They will […]

E&I’s New S Series RF Amplifiers

Leave a Comment

Written by Tony Harris, August 25, 2016   You may have heard of Class D RF amplifiers, you may have heard of Class S RF amplifiers and you may have heard differing definitions of both. There seems to be a lot of confusion on the subject. Depending upon whether you come from the audio world […]

Mass Spectrometry

Leave a Comment

Written by Tony Harris, August 18, 2016   Spectrum: The word is derived from the Latin word to look and was used describe an image or ghost. The word spectrum was first used, by Isaac Newton, in the field of optics to refer to the output of a prism. Such as the one depicted on […]

Metabolomics: Have doctors lost their bedside manner?

Leave a Comment

Written by Tony Harris, August 11, 2016   Have doctors lost their bedside manner? The appropriate bedside manner is actually addressed in the Hippocratic Oath. The original version went on to state that ‘Gravity signifies breadth of experience’. Of course without all the drugs and remedies available today, there was little else that doctors could […]

Those That Can…

Leave a Comment

Written by Tony Harris, July 22, 2016   Those that can, do. Those that can’t, teach! That was something that someone repeated to me, I thought funny; in my youth. But now as I sit here, with seven and fifty years behind me, I realize that I owe a great deal to my teachers. Mrs. […]

Open Source

Leave a Comment

Written by Tony Harris, June 14, 2016   When we talk about ‘open source’ we are usually referring to software where the source code is made available to the users which allow them to modify or change the code. But recently, it has been used to describe systems where the details are made available in […]

E&I v ENI

Leave a Comment

Written by Tony Harris, March 4, 2016   What is the difference between ‘Electronics & Innovation’ and ‘Electronic Navigation Industries’?  The last ENI® broadband amplifier rolled off the production line in 2000 after, a proud, 31 years of design and manufacturing. The last E&I® amplifier rolled off the production line about 15 minutes ago and […]