User Guide

8 Channel Mic/Line Mixer

TX8000

Description

The TX8000 is a high specification, single rack space, 8 channel mixer suitable for desk or rack

mounting. The mixer is designed to operate from both AC mains power as well as 24 volts DC.

Inputs

The TX8000 has six dual mic/line inputs and two mic only inputs. The mic inputs are active balanced

and feature 3 pin XLR female sockets. The line inputs feature dual female RCA sockets. Each chan-

nel includes front panel, screwdriver adjustable treble and bass controls. Individual gain can be set-

up for each channel via an internal trim control.

Outputs

The TX8000 features a balanced line output via a 3 pin male XLR socket. A mono tape output is

also available via dual female RCA sockets. A 1/4” headphone socket is included on the front panel.

Controls

Front panel controls include the master output level plus individual channel level controls. Each

channel also includes front panel recessed screwdriver adjustable treble and bass control controls.

An internal trim control is also provided for every channel.

VCA Control

The master volume can be controlled remotely. External VCA control would normally be via a pot

connected to a two wire rear panel barrier strip.

Metering

A 7 segment LED meter is provided for the master output. A power “on” LED is also included.

Muting

Muting is available via the optional VOX operated plug-in TX3010 or TX3014 precedence cards.

The TX3010 provides priority from channel 1 over all other channels. The TX3014 provides two lev-

els of priority. Channel 1 is the master mute channel and overrides channels 2-8, whereas channel

2 will mute channels 3-8.

Tone Generators

The ATC5488 is an optional plug-in accessory providing 4 tones (Bell, Pre-Announce Chime, Evacuate

and Alert). The ATC5488 plugs into the main board. Connection wires can be fed through a rear panel

slot below the 24V DC connector. Each tone can be activated by a simple contact closure.

Phantom Power

Phantom Power (18V DC) is provided on all inputs.

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Description The TX8000 is a high specification, single rack space, 8 channel mixer suitable for desk or rack mounting. The mixer is designed to operate from both AC mains power as well as 24 volts DC. Inputs TX8000 The TX8000 has six dual mic/line inputs and two mic only inputs. The mic inputs are active balanced 8 Channel Mic/Line Mixer nel includes front panel, screwdriver adjustable treble and bass controls. Individual gain can be set- and feature 3 pin XLR female sockets.
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Frequency Response 40Hz - 15kHz (± 3dB) Total Harmonic Distortion Less than 0.05% @ 1kHz Signal To Noise Ratio Tone Controls Inputs -76dBV (all channels at centre position) Bass @ 100Hz, Boost +12dB, Cut -12dB; Treble @ 10kHz, Boost +9dB, Cut -9dB 8 inputs, 6 of which are dual mic/line. The mic inputs are active balanced with 3 pin XLR female sockets (200-600 Ohms). Maximum Input Level is 300mV. The line inputs are dual female RCAs (47K Ohms). Maximum Input Level is 10V.