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Maximum area coverage in free field conditions:
•         With 4 parallel multi-loops 1800m²
•         With a perimeter loop 1:1-1:3 room ratio 700m²
Note that metallic interference will impact on the coverage by 30% to total dampening 

depending on loop wire placement.

Hearing excellence since 1965

Bo Edin AB
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PLS-900_IgGb_120710.indd     Copyright ©  Bo Edin 

AB

Disconnect the mains power before removing the cover.

IN1:

S2&S3: open/closed = Phantom voltage pin 2&3 off/on. (Default=on) 

S1&S20: open/closed = Microphone level/Line level. (Default=Microphone) 

IN2:

S9&S12: open/closed = Phantom voltage pin 2&3 off/on. (Default=off) 

S4&S21: open/closed = Microphone level/Line level. (Default=Line) 

IN3:

S14&S15: open/closed = Phantom voltage pin 2&3 off/on. (Default=off) 

S13&S22: open/closed = Microphone level/Line level. (Default=Line) 

AGC:

S18: open/closed = AGC off/AGC on. (Default=AGC on)

Priority:

S8(IN1), S10(IN2) & S11(IN3): closed = The input overrides the other inputs. (Default S8=closed, S10&S11=open)

S5(IN1), S6(IN2) & S7(IN3): closed = The input will be overrided by the other inputs. (If the strap is open the input will not be 

overrided independent of the settings of S8,S10&S11). (Default S7=closed, S5&S&=open)

IMPORTANT!

 Do 

NOT

 change the settings of S16, S17 & S19!

How to connect a 1-turn / 2-turn loop

How to connect unbalanced / bal-

anced input

Strap settings for Inputs 1-3 and for the AGC-function

WARNING!

Live terminals enclosed!

PLS-900

Univox Loop Amlifier 

Installation Guide

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