Pre-amplifier

Preamplifiers are typically used to amplify signals from microphones to line level. There are 4 preamplifier models in DSPPA production line, namely MP9811P, MP9911P, PC011P and ADR25. They are equipped with various Mic inputs and AUX inputs and one AUX line signal output.

MP2016IV 6 Zones Mixer Amplifier with 2 Mic&3 Line Inputs

pre amplifier

Features:
● 6 zones output, with individual zone switch and master switch
● 100V speaker output for long distance transfer
● 2 MIC inputs, Mic 1 with priority and muting function
● 3 AUX line input & 1 AUX line output for power extension
● Each AUX & Mic input with individual volume control
● Bass & Treble tone control for better sound quality control


ADR25 8 Channels Bass & Treble Pre Amplifier
ADR25 is a pre-amplifier with 8 input channels and eight output channels exclusively used by the digital multiple-access public address system. Independent volume control for 8 output channels. Independent tone control for eight output channels of high and low pitch. Input sensitivity of each line250MV.With compulsive insert and priority function.

MP9811P 5 Mic 3 Aux 10 Inputs Preamplifier

Features:
● 10 inputs (5 MIC inputs, 3 AUX inputs, 2 EMC inputs) and 2 outputs
● MIC1 in front pannel with highest priority for convenient use
● Each AUX & Mic input with individual volume control
● 3 priority input levels: MIC 1 > EMC1&2 > other audio inputs
● 2 tones control for Bass & Treble

MP9911P Pre Amplifier

The MP9911P is a public address pre-amplifier with five balanced MIC inputs, three AUX level inputs and two EMC(priority) level inputs.
Priority muting is achieved via EMC for overriding music for paging and emergency alarms.This pre amplifier Individual gain controls are provided for MIC and AUX inputs, bass and treble controls are provided for overall tone control

PC1011PII 5 Mic 5 Aux 12 Inputs Preamplifier

The PC1011PII is a public address pre-amplifier with 3 unbalanced MIC inputs, 2 balanced MIC inputs, 3 unbalanced Aux inputs, 2 balanced Aux inputs, 2 priority inputs, and 4 outputs. Priority muting is achieved via EMC for overriding music for paging and emergency alarms.Individual gain controls are provided for MIC and AUX inputs, bass and treble controls are provided for overall tone control.

Features:

● 12 inputs (5 MIC inputs, 5 AUX inputs, 2 EMC inputs) and 2 outputs

● LED screen for all status display, clear & convenient

● Support PC control and DC 24V power input

● MIC1 in front pannel with highest priority for convenient us

● Each AUX & Mic input with individual volume control

● 3 priority input levels: MIC 1 > EMC1&2 > other audio inputs

● Built-in chime, volume adjustable

MP2012IV 6 Zones Mixer Amplifier with 2 Mic&3 Line Inputs

Features:

● 6 zones output, with individual zone switch and master switch

● 100V speaker output for long distance transfer

● 2 MIC inputs, Mic 1 with priority and muting function

● 3 AUX line input & 1 AUX line output for power extension

● Each AUX & Mic input with individual volume control

● Bass & Treble tone control for better sound quality control