This Trainer has been designed with a view to provide practical and experimental Knowledge of general circuit of PA (Public Address) System Trainer on Single P.C.B. of size 300 x 400mm”.
Practical experience on this Trainer carries great educative value for Science & Engineering Students.

Features: 

• The P.A. System Trainer consists of :
• The complete circuit of a public address amplifier is printed on a single PCB.
• All part are soldered on PCB.
• Explanation, Observation, Alignment and adjustment of internal and external control possible due to single PCB.
• Easy identification of different parts is possible at a glance.
• Easy measurement of voltages and observation of waveforms at any point. Also typical voltages and waveforms are provided.
• A manual having practical detail is provided with the trainer.
• The whole circuit of public address amplifier is explained sectionwise in the manual.

Technical Specifications :

• Signal to noise ratio : 60 dB.
• Frequency response : 100 Hz to 15000 Hz.
• Amplifier with two mic. inputs.
• One mic. & One Aux. inputs.
• Power supply : 220VAC 50 Hz.
• Power Output : 80 Watt RMS Max.
• Tone control : Bass, Treble.
• Audio Monitoring Indicators.
• Output Tap for speaker matching : 4, 8 &16 Ohms.
• Good Quality,reliable terminal/sockets are provided at appropriate places on panel for connections / observation of waveforms.
• Strongly supported by detailed Operating Instructions, giving details of Object, Theory, Design procedures, Report Suggestions and Book Reference