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POWER CONNECTION

FIXED MOUNTING

RUBBER FEET ATTACHMENT

Insert Power Plug

Bottom View 

of chassis

Recess

Screw 

directly to flat 

surface without 

installing rubber feet.

Rotate 1/4-turn 

clockwise to lock

Rotate 1/4-turn 

counter-clockwise 

to unlock

Peel backing and stick the 4 rubber 

feet to chassis in recesses provided.

24 VDC POWER INPUT

Insert plug from power 

supply. Rotate 1/4 turn 

clockwise to lock.

LINE OUTPUT

Connect to the 

line input of an 

amplifier, mixer, 

recorder, computer 

or other product with 

a line-level input.

LINE OUTPUT SELECTOR

FIXED position (out): LINE OUT level is equal to the selected INPUT level

ADJUSTABLE position (in): LINE OUT level is controlled by front-panel LEVEL control

INPUT JACKS

Connect a stereo source to INPUT 1, 2, 

3 and/or 4. The source equipment must 

provide line-level audio from its line output or 

headphone output. Typical sources include 

tuner or receiver line outputs, CD decks, 

computers, televisions, mixers and personal 

listening devices. It is not necessary that all 

inputs be connected.

LEVEL CONTROL

Adjust the level control for the desired level 

on the headphones. This knob also adjusts 

the LINE OUT level if the LINE OUTPUT 

SELECTOR is set to ADJUSTABLE.

INPUT SELECTOR SWITCHES

Push the button corresponding to the desired INPUT. 

The button will lock in position. The selected INPUT will 

be switched to the HEADPHONE OUTPUT and LINE OUT. 

POWER INDICATOR

Glows blue when the 

product is connected to 

a valid power source.

HEADPHONE OUTPUT

Connect one pair of headsets to either the 

1/4-inch jack or to the MINI jack.

POWER CONNECTION

FIXED MOUNTING

RUBBER FEET ATTACHMENT

Insert Power Plug

Bottom View 

of chassis

Recess

Screw 

directly to flat 

surface without 

installing rubber feet.

Rotate 1/4-turn 

clockwise to lock.

Rotate 1/4-turn 

counter-clockwise 

to unlock.

Peel backing and stick the 4 rubber 

feet to chassis in recesses provided.

Summary of Contents for EZ-HSX4

Page 1: ...y and Value EZ HSX4 Stereo Audio Input Switcher with Headphone Amp Model numbers EZ HSX4 includes power supply with North American plug EZ HSX4X includes worldwide power supply specify plug INSTALLATION AND OPERATION MANUAL RDL EZ Series products provide the highest level of value to A V professionals and A V users who demand professional quality For long term performance quality and value you hav...

Page 2: ...nterlocking Pushbuttons on Front Panel EZ HSX4 Stereo Audio Input Switcher with Headphone Amp TYPICAL APPLICATION The EZ HSX4 is a stereo audio source selector with an output volume control Line level and headphone outputs are provided This unit is ideal as a four input headphone amplifier and as a source selector feeding an associated audio amplifier The EZ HSX4 is used in stores houses of worshi...

Page 3: ...adphone output Typical sources include tuner or receiver line outputs CD decks computers televisions mixers and personal listening devices It is not necessary that all inputs be connected LEVEL CONTROL Adjust the level control for the desired level on the headphones This knob also adjusts the LINE OUT level if the LINE OUTPUT SELECTOR is set to ADJUSTABLE INPUT SELECTOR SWITCHES Push the button co...

Page 4: ...adphone 35 mW 100 Ω load Frequency Response 10 Hz to 20 kHz line output 0 05 dB headphone output 1 25 dB 100 Ω load THD N 0 03 line output 0 1 headphone output 10 mW 100 Ω load Crosstalk 70 dB 1 kHz Noise 100 dB headphone below 10 mW output 100 Ω load 80 dB variable output below 10 dBV unity gain 95 dB fixed output below 10 dBV 24 Vdc power supply current 40 mA idle 50 mA max Power supply input vo...

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