Here are the measurements of the Etymotic Evo Asia Tour review unit done on my IEM Measurement Rig v1.0.
I bought the TCL SOCL300 for around Rs. 400 ($5) from Amazon India.
The earpiece is super tiny and it sounded very weird on first listen with stock M-size tips. Everything seemed to be imaging to the right. I thought it had a channel imbalance so I measured them and it turned out to have great channel matching. Turns out it was a seal issue and going up to the stock L-size tips solved it.Continue reading “TCL SOCL300 – Rs. 400 ($5) earphone/IEM with mic”
Released in 1991, the ER4 was the world’s first noise-isolating high-fidelity in-ear earphone that became the basis of all subsequent in-ear earphones and in-ear monitors worldwide, creating an entire category of consumer electronics. 30 years later, the ER4 is still produced and while it’s changed over the years, it is still channel-balanced to within 1 dB by Etymotic.
If any earphone was to be considered the most significant in earphone history, it would be the ER4, the one that started it all. So I thought it would be interesting to see how it has evolved over the years.
On 1 Jan 2021, Etymotic announced they will be releasing a new multi-driver earphone, a first for them. Here is what we know so far about it.Continue reading “Etymotic EVO – What We Know So Far”