Guangzhou DSPPA Audio Co., Ltd.
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Email: export@dsppa.com
Tel: 020-28346138
Fax: 020-81305947

ADR25 8 Channels Bass & Treble Pre Amplifier

Features

● 8 channel audio inputs & 8 channel audio outputs
● Each channel with individual Volume control
● Each channel with individual Bass & Treble control
● Each channel with individual LED indicator for working status

  • Introduction
  • Specification
  • Connection

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. This bass guitar preamp is the best bass preamp.

No.

Item

Indicator requirement

Unit

1

Input sensitivity of each line

250

Mv

2

Output level of each line

1000

Mv

3

Noise-signal ratio

>80

dB

4

Frequency response (-3dB)

20-30k

Hz

5

Regulating range of tune in each channel (relative to frequency of 1kHz)

Low pitch (100Hz)

±10

dB

High pitch (10kHz)

±10

dB

ADR25 8 Channels Bass & Treble Pre Amplifier

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  • Tel:+86 020 37166520
  • Email:export@dsppa.com
  • Address:No.1 Xiahe Rd, Jianggao Town, Baiyun District, Guangzhou, Guangdong, China
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