IT-4105 Audio Input / Audio Output Module

Audio Input part of this module accepts audio input signals from microphone or an external source, like a function generator. Gain of this signal can be controlled using gain control knob.  Moreover a low pass filter is also provided to study the effects of noise. This signal can be used as an audio source for Digital or Analog Communication Trainers.

Audio Output part is used to observe the signals received from different demodulators. Gain of the received signal can be adjusted using gain control knob. This also provides option for connection of headset.

Description

Audio Input part of this module accepts audio input signals from microphone or an external source, like a function generator. Gain of this signal can be controlled using gain control knob.  Moreover a low pass filter is also provided to study the effects of noise. This signal can be used as an audio source for Digital or Analog Communication Trainers.

Audio Output part is used to observe the signals received from different demodulators. Gain of the received signal can be adjusted using gain control knob. This also provides option for connection of headset.

 

Features:

Power Supply Included

Required Circuits Tested

Each Section Clearly Marked for Input and Output

Each Section Works as an Independent Unit

Can be used with Telecommunication Modules

Standalone Equipment for Audio Signal Testing

 

Technical Specifications

Audio Input

Input Source:   Microphone

Input Selector: External Tone / Microphone

Low Pass Filter: 5th Order Butterworth (3.4 KHz Cutoff)

Amplifier: Audio Amplifier with gain adjust

 

Audio Output

Output Source: Headphone

Output Volume: Adjustable

Output Speaker: 8ohm

Accessories: Manual, Microphone, Headset, 2mm patch cords