Connections; Ac Mains Connection; Audio Inputs; Mic 1 - Optimus AM-30 Manual De Instalación Y Funcionamiento

AM-30 / AM-60
Amplifier

4. CONNECTIONS

4.1. AC mains connection

Supplied transformer has been designed to be used at 230 Vac

4.2. Audio inputs

4.2.1. MIC 1

Standard DIN connector for balanced mic signal placed at amplifier rear panel. Its pin out is as
follow:
Pin1: Signal (+)
Pin2: GND
Pin3: Signal (-)
Pin4: +18 Vcc
Pin5: Priority
Turn the correspondent front control knob clockwise or counter-clockwise to increase or decrease
the volume of this input.

4.2.2. MIC 2

1/4" Jack mono connector for unbalanced mic signal placed at amplifier rear panel. Its pin out is as
follow:
Slave: GND
Tip: Signal
Turn the correspondent front control knob clockwise or counter-clockwise to increase or decrease
the volume of this input.

4.2.3. AUX / CD input

This equipment has an aux input that can be used to connect audio sources such as tuners, CD
players, cassette players...
Connectors are standard RCA internally linked, making possible the use of stereo signal without
any special cable, anyway it's recommended to ask audio source manufacturer to ensure that the
equipment won't be damaged if the output channels are connected in parallel.
Ring: GND
Tip: Signal
Page 5 of 8
AM-30 / AM-60 Version 1.0