Sumo Summing Amplifier Operational Manual Sumo Surgery Troubleshooting, Symptoms Diagnosis Remedy

Models: Summing Amplifier

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Operational Manual

Sumo Surgery (Troubleshooting)

SUMO SURGERY (TROUBLESHOOTING)

Symptoms

Diagnosis

Remedy

The power light is off.

The fuse is blown.

The power connector at the

 

 

back contains the main fuse.

 

 

Try changing this, using a

 

 

correctly rated replacement

 

 

for your local mains voltage

 

 

(see back panel).

 

 

 

The power light is off.

The unit is set for the

Ensure that the red switch

 

wrong mains voltage.

on the back of the unit

 

 

matches your local mains

 

 

voltage. Make sure the unit

 

 

is disconnected before

 

 

switching this.

 

 

 

The power light is off.

The power cable is

Reconsider your chosen

 

disconnected.

career. Perhaps you should

 

 

retrain. Can you say “Would

 

 

you like fries with that”?

 

 

 

I can’t hear anything!

Could be one of many

See the flowchart below.

 

things.

 

My external input source is

The external input source

Ensure that the external

coming through the mix bus.

is connected to an

input source is connected to

 

expander input.

inputs 1+2 of the expansion

 

 

D-Sub connection.

 

 

 

All I can hear is a strange

A T-DIF device is

Attach your device using its

hissing noise.

attached to Sumo’s

analogue connections.

 

inputs. Although the

 

 

plugs match, Sumo’s

 

 

inputs are analogue while

 

 

T-DIF is digital.

 

 

 

 

I’ve inserted another device and

Sumo is capable of

Use the mix gain control to

it is distorting really badly.

handling levels of up to

drop the bus level so you

 

+28dBu, unlike most

don’t fry your outboard.

 

outboard units, which

 

 

can usually only take up

 

 

to about +20dBu.

 

 

 

 

My kick drum is only coming

The channel carrying

In software, route all the

out of the left speaker.

your kick drum is part of

tracks you want centred to

 

a stereo pair.

inputs 1-4 of the Sumo.

 

 

Then switch in Sumo’s

 

 

mono buttons, and hey

 

 

presto!

© Audient v1.0 10/2004

 

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Sumo Summing Amplifier manual Operational Manual Sumo Surgery Troubleshooting, Symptoms Diagnosis Remedy

Summing Amplifier specifications

A Sumo Summing Amplifier is a specialized audio device designed to combine multiple audio signals into a single output while maintaining optimal sound quality and dynamics. These amplifiers are widely used in professional audio settings, such as recording studios, live sound reinforcement, and broadcast environments, where multiple audio sources need to be mixed together seamlessly.

One of the main features of a Sumo Summing Amplifier is its ability to achieve high headroom, allowing for a clean and powerful mix without distortion. This is particularly important in high-dynamic-range audio applications, where maintaining audio fidelity is crucial. The amplifier typically incorporates low-noise components to ensure that the signal remains clear and free from unwanted artifacts.

In terms of technology, Sumo Summing Amplifiers often utilize a combination of analog and digital processing. This hybrid approach enables users to benefit from the warmth and character of analog circuitry while also taking advantage of the precision and flexibility provided by digital signal processing (DSP). Many modern Sumo amplifiers are equipped with programmable features, allowing for customized mixing and routing of audio signals.

Characteristics of Sumo Summing Amplifiers can also include multiple input channels, offering extensive connectivity options. Users can connect various sources such as microphones, instruments, and playback devices, making it suitable for diverse applications. The user interface is generally designed for ease of use, with intuitive controls and visual indicators to help operators manage levels and monitor signal integrity efficiently.

Moreover, Sumo Summing Amplifiers tend to feature robust build quality and durable components, ensuring longevity and reliability in demanding environments. They often include options for EQ adjustments and dynamics processing, enabling users to fine-tune the audio mix to their liking.

In conclusion, Sumo Summing Amplifiers are essential tools in professional audio mixing, offering powerful features, a blend of analog and digital technologies, and high-quality signal processing capabilities. Whether in a studio or a live performance setting, these amplifiers are integral to achieving rich and balanced sound outputs that meet industry standards. As technology continues to evolve, Sumo Summing Amplifiers will likely integrate even more advanced features, further enhancing their functionality for audio professionals worldwide.