PA system

pasystem A public address system (PA system) is an electronic sound amplification and distribution system with a microphone, amplifier and loudspeakers, used to allow a person to address a large public, for example for announcements of movements at large and noisy air. The term is also used for systems which may additionally have a mixing console, and amplifiers and loudspeakers suitable for music as well as speech, used to reinforce a sound source, such as recorded music or a person giving a speech or distributing the sound throughout a venue or Factory building.
We Seven N Half are providing you PA system of the following brands:

SI No. Brand Origin
1 ahuja-logo India
2 BOSCH Germany
3 toa_v Japan



 For Indoor & Outdoor applications such as in Halls, Auditoria, Airport Lounges.

テッつキ  Weather resistant — for use under roof eaves. Foam layer

テッつキ  to protect speakers from dust.

テッつキ  Array of speakers radiate forward sound beam for wider audience coverage.

テッつキ  Column speakers in metal cabinet in silver-ash paint finish.

テッつキ  Speaker connections through a terminal strip at the rear.

テッつキ  6 Mic & 2 Aux Inputs.

テッつキ  ‘Stereo’ Music Operation for DJ programmes.

テッつキ  Facilitates connection and operation of two

テッつキ  separate groups of speakers simultaneously on ‘Mono’ mode. Ideal for Places of Worship.

テッつキ  Line Input & Output on each zone for connecting to a Mixer and Booster Amplifier respectively. Preamplifier output for recording.

テッつキ  Box Speaker/Driver Unit selector switch for each zone. Bass boost defeated at Driver Unit position for safer operation of driver units. Zone On/Off facility.

テッつキ  Resettable circuit breaker for protection against overload and short circuit.

テッつキ  Instant transfer to DC power (Car Battery) if AC power fails.



A PA system is founded or equipped by some accessories which are depended on your area, space, technical support etc.

Amplifier: An electronic amplifier, amplifier, or (informally) amp is an electronic device that increases the power of a signal. It does this by taking energy from a power supply and controlling the output to match the input signal shape but with larger amplitude. In this sense, an amplifier modulates the output of the power supply. Amplifier watt is totally depending on your area, space, technical support etc. amplifier watt is 45w-1000w.

Speakers: Speakers have the unique & exacting responsibilities to reduce the electrical sound signal faithfully. Also, the reliability and ruggedness of speaker is a vital issue in sound system reliability. Our provided speakers are designed for excellent sound reproduction under all conceivable conditions. High power speaker system, horn speaker, wall speaker, ceiling speaker, garden speaker & sound projectors. We are providing you speakers for your factory and home automation.

Microphone: Microphones are the first and most visible part in most public address system. Outstanding sound reproduction requires outstanding microphones. We seven N Half offers a wide range of microphones: dynamic and condenser, handheld and lavalier, cabled & wireless an outstanding microphone for each & every application.

Conference System: Conference system provides an easy and much needed sound reinforcement solution for all meeting and conventions. The system is ideal for use in a variety of applications in boardrooms, large conference halls as well as open conferencing in convention centers

  • Highly sensitive 16’’ long gooseneck microphone for comfortable sharing by two delegates.
  • Bright and clear ring LED indicator.
  • Compact and attractive die cast aluminum cabinet in a unique profile.
  • Headphone output available.
  • Automatic Mic off feature in delegates units.
  • Unique send/return facility through a stereo jack in central amplifier.
  • Chairman unit has priority switch.
  • Record and playback the messages with the sectary unit.
  • Three mic inputs and one AUX input for various user applications.
  •   Conference system can be installed in a bus bar arrangement by using junction boxes.