Andhra Pradesh Education And Welfare Infrastructure Development Corporation Tender

Supply, installation, testing & commissioning of Flush Mount Chairman Unit with inbuilt speaker.The Discussion Device shall enable participants to take part in a discussion by speaking into a microphone and listening to proceedings on a loudspeaker.Plug-and-play functionality.The flush chair discussion device with flexible stem allows the participant to adjust the microphone to the most comfortable position.The flush-mounted chair discussion device shall have a priority button. During a discussion, the chairperson can press and hold the priority button to overrule all participant microphones. A chime sounds to announce that the chairperson is about to speak.Built-in loudspeaker with centrally controlled volume from the Control Unit.An authentic face‑to‑face meeting feeling is achieved by allowing the loudspeaker and microphone to be on at the same time.GSM immunity: Immunity to mobile phone interference ensures clear, uninterrupted discussion.Color-coded LED indicator above microphone, button for showing the following states:microphone on, request‑to‑speak, and possible‑to‑speak.• Light‑ring indicator in head of microphone.• Concealed initialization button at base of device for reassigning the network address.Technical Specification Power consumption (W) : 1.50 W.Frequency response (-3 dB) (Hz): 30 Hz – 20,000 Hz Total harmonic distortion + noise (%) : 1%.Minimum signal-to-noise ratio (dBA): 93dBA Sample rate (kHz) : 44.10 kHz.Maximum number of flush discussion devices supported per trunk 35.Cable length (m): 2 m.Polar pattern: Cardioid.Frequency response (-3 dB) (Hz) (microphone): 125 Hz ‒ 15000 Hz.Nominal acoustic input level (dB SPL) (microphone):85 dB SPL.Dimensions (H x W x D) (mm) 63 mm x 173 mm x 92 mm or less.Microphone stem length (mm) 310 mm/480mm including cost and conveyance of all materials, labour charges etc., complete for finished item of work execluding GST

Supply, installation, testing & commissioning of SITC of Flush discussion device with inbuilt speaker.The Discussion Device shall enable participants to take part in a discussion by speaking into a microphone and listening to proceedings on a loudspeaker.Plug-and-play functionality.Possible-to-speak indication: A white possible‑to‑speak indicator above the microphone button indicates when the microphone can be activate.Request‑to‑speak indication : A green request‑to‑speak indicator above the microphone button and in the head of the microphone indicate when a request‑to‑speak has been added to the waiting list. The indicators flash green when the request‑to‑speak is first in the waiting list.Built-in loudspeaker with centrally controlled volume from the Control Unit.An authentic face‑to‑face meeting feeling is achieved by allowing the loudspeaker and microphone to be on at the same time.GSM immunity: Immunity to mobile phone interference ensures clear, uninterrupted discussion.Technical Specification Power consumption (W) : 1.50 W.Frequency response (-3 dB) (Hz): 30 Hz – 20,000 Hz.Total harmonic distortion + noise (%) : 1% Minimum signal-to-noise ratio (dBA): 93 dBA.Sample rate (kHz) : 44.10 kHz.Maximum number of flush discussion devices supported per trunk: 35.Cable length (m): 2 m Polar pattern: Cardioid.Frequency response (-3 dB) (Hz) (microphone): 125 Hz ‒ 15000 Hz Nominal acoustic input level (dB SPL) (microphone): 85 dB SPL.Dimensions (H x W x D) (mm) 63 mm x 173 mm x 92 mm or less.Microphone stem length (mm) 310 mm/480mm including cost and conveyance of all materials, labour charges etc., complete for finished item of work execluding GST

Supply, installation, testing & commissioning of 10 Mtrs cable dual side crimped 8 pin din cable.Make:Bosch or its equivalent for finished item of work and as directed by Engineer-In-Charge including cost and conveyance of all materials, labour charges etc., complete for finished item of work execluding GST