Optical Transmitter Tenders

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CTN :45351358

04 Jun, 2026 NA

Pudukkottai - Tamil Nadu

Tender For supply of lab equipments - purchase of lab equipments, ask modulation and demodulation kitspecifications: message signal1: 8-bit variable data,amplitude 5v. message signal 2: debounced data, amplitude low (0) and high (5 v). message signal 3: fixed data 25 khz, 12.5 khz, 6.25 khz, 3.12 khz, amplitude 5 v. carrier signal: sine wave, frequency 200 khz, amplitude 5 v. modulator type: switching modulator using analog switch / transistor switching ic. demodulator: envelope detector and lpf. comparator: lm311 based. supply voltage (board): +12 v, +5 v dc. supply current: 100 ma minimum. input voltage: 230 v ac, 50 hz. interface connectors: 2 mm banana socket., fiber optic communication trainer kitspecifications:power supply: 230 v ac 10%, 50 hz mains operation. built-in regulated power supply. optical transmitters: led transmitter: 660 nm. optical receivers: phototransistor / pin photodiode receiver. built-in signal conditioning and amplifier circuits. audio power amplifier with speaker/headphone output. comparator / pulse shaping circuit for digital signal recovery. test points for cro observation and signal monitoring. fiber media: multimode plastic optical fiber (pof). fiber patch cords with connectors. signal sources: built-in sine wave generator. built-in square wave / digital pulse generator. voice signal input through built-in microphone/audio source. trainer features: separate transmitter and receiver sections. on-board test points for signal observation. led indicators for signal monitoring. fault simulation facility. compact tabletop modular design. circuit diagram printed on pcb. bandwidth: analog bandwidth: up to 350 khz. digital bandwidth: up to 2.5 mhz. controls: variable signal amplitude control. variable frequency control. optical intensity adjustment. standard accessories: patch cords and connectors. power cord. audio connecting cable. user manual.

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CTN :44973174

28 Apr, 2026 NA

Chennai - Tamil Nadu

Tender For auction sale of 500kva emergency generator,xerox machines,fax machines,blue star freeze fast,kelvinator fridge,godrej fridge (single door),godrej fridge (double door),e1901 exchanger a,e1901 exchanger b,e1901 exchanger c,e1901 exchanger d,cartridge filter elements,bottles with pvc scrap,telephone scrap,pvc drums,ms drums,copper scrap,hdpe bags,ss316 scrap (barrels),primary reformer tubes,defective motors,transformer,ms crane,ss 316l scheduled pipes,copper coils,zinc based spent catalyst,nickel based catalyst

CTN :44432983

15 Apr, 2026 NA

Multi City - Multi State

Tender For optical transmitters and optical receivers for space applications

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