Current Issue : Jan-Feb 2020




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Articles Jan-Feb 2021

TAG Basics

A view from within

TAG is a modern day audio institute in India’s fast evolving audio education segment. State-of-the-art technology in all three studio suites at the institute is ensuring that TAG is emerging as a front runner..... read more

Sonic Boom - In Conversation with Farhad K. DadyBurjor

PT spoke to Farhad DadyBurjor, one of the most respected and sought after sound engineers in the country today. In a career spanning over 3 decades, Farhad has built an impressive..... read more

Studio Showcase

Recording & Mixing studios are behind the success of any great record and in a country like India where music is an important part of everyday life musicians have a host of options they can choose..... read more

New Edge Studios Transforms into an Immersive Mix Room

Founded in 2015 by sought-after sound engineer Shadab Rayeen, New Edge Studios has been a preferred destination for many acclaimed Indian music directors, producers and artistes. In order to remain on the cutting-edge of audio production..... read more

Top 30 Products 2021 – PALM Technology

Global Pro Sound & Light Technology

The year 2020 has taken all of us on a topsy-turvy ride. The COVID-19 pandemic completely shut down the world impacting every industry. The unexpected turn of events left the pro-audio, installation, lighting and DJ industry..... read more

Acoustic and Audio Systemdesign for Small Rooms - Part 5

In the previous part, the article discussed frequency responses of speakers and how they relate to the listening experience. That discussion is the perfect overture to this next topic of interest..... read more


Established in 2011, CELTO Acoustique is a premium manufacturer of professional audio systems for rentals and installation industry.

Founder, owner and CEO - Arthur Felix first displayed his entrepreneurial skills at the age of 14 when he built his first loudspeakers with his father in their garage..... read more

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Unika Pro Debuts New Box Series and Stage Series

Unika has launched the new Box series, which are Active Direct Boxes, and the Stage Series, which are Passive Direct Boxes.

The BOX SERIES includes DI-BOX2 2-Channel Active Direct Box, DI-USB Stereo Box with USB, DI-BT Bluetooth Stereo Box & ISO2X4 Passive Audio Isolator/Splitter. The Stage Series includes SDI-1 Single Passive Direct Box, SDI-2 Dual Passive Direct Box and ISO-2 Dual Passive Isolator.


The DI-BOX2 is a 2 channels active direct box, is easy to use, simply plug it in, turn on the power and it goes to work. Featuring 2-channel high impedance direct inputs for electronic musical instrument signal feed and selectable 3 steps attenuator for Hi-Z direct input.


The DI-USB is a high-resolution stereo direct box designed to convert sound files from a laptop computer, it is a fully USB 2.0 compliant, 24bit digital to analog audio converter and a direct input that lets you interface high impedance (Hi-Z) audio output with professional low impedance (Low-Z) PA and recording systems.


The DI-BT Box is a high-resolution stereo direct box designed to wirelessly pair with Bluetooth enabled devices and seamlessly transfer the streaming audio to a pair of balanced audio outputs. This makes it ideal for connecting a laptop, cell phone, or tablet to a mixing console, powered speakers, or PA system.


The ISO2X4 is a passive audio isolator/splitter designed to be inserted into the signal chain to block hum and buzz caused by ground loops. The ISO2X4 accepts unbalanced or balanced signals and is equally suitable for consumer electronics and professional line-level devices.


The Stage Series features a top-balanced isolate transformer and a cable-free circuit design with a sealed toggle switch with metal surround base. The input and output can reach an amazing +26dBv (+28.22dBu), T.H.D. is less than 0.0005%, and the frequency response is nearly flat.

SDI-1/SDI-2 is suitable for all kinds of high-level signals and instruments connected to the mixing console. The SDI-1 is a single-channel, passive direct box and the SDI-2 is a dual-channel, passive direct box for musical instruments and audio system applications.

ISO-2 is suitable for signal connection between different power supply systems to ensure the system does not cause potential difference and leakage. It is a passive audio isolator designed to be inserted into the signal chain to block hum and buzz caused by ground loops. The ISO-2 accepts unbalanced or balanced signals and is equally suitable for consumer electronics and professional line-level devices.

The Stage Series has a compact but sturdy body that can be easily carried or installed by musicians or system engineers.