Central Institute Of Tool Design Tender

Projection screen size should be 59” x 105”viewing area with an aspect ratio of 16:9. Shall have specially designed motor mounted inside the roller for operating it electrically 230 volt, not more than 2.4 AMP. The roller to be of rigid metal. Screen fabric to be flame retardant and mildew resistant fiberglass with black masking borders standard. Bottom of fabric shall be formed into a pocket holding a metal rod. Semi-circle steel casing, the case to be powder coated white gauge steel,. Case end caps to be heavy duty, allowing no exposed roller pins. End caps shall form sturdy brackets for wall or ceiling installation. To be complete with three position control switch.

WIRELESS LAPEL TYPE MICROPHONE

Single-channel non-diversity VHF wireless microphone system. Should have dual “ PiloTone&NoiseLock ” squelch prevents random noise interference from audio playback sources. Should have robust, ergonomic design housing with power and low battery LED indicator. Should have rugged microphone grill with built-in anti-pop filters and anti-roll ring. Should have no impact-damage with its rugged bullet-shaped microphone. Extremely low-touch noise characteristic. Should have Talk/Mute switch on base with LED status indication. Microphone installed on the base can be used either as a wired or wireless microphone. Wireless receiver - Frequency Response:60Hz~18KHz Sensitivity:S/N70dB@10dBμV input Max. Deviation Range:±22KHz Max. Input Level :140dB SPL T.H.D. :0.5% @ 1KHz RF Output Power :10-30mW (country dependant) Power Supply :External AC Power Supply, 0.5A, 12~15V DC Dimensions (W×H×D) :210(W) × 44(H) × 170(D) mm Bodypack - Frequency Response:VHF 160~250MHz Sensitivity:S/N70dB@10dBμV input Max. Deviation Range:±22KHz Max. Input Level :0dB SPL RF Output Power :10-30mW (country dependant)