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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹50,692.80Admitted-Finance 1 23 10 ROJA FIRST STREET ALAMEEN NAGAR SURVEYOR COLONY MADURAI 625 007 | MADURAI | TAMIL NADU | 625007 | L1 | Admitted-Finance | |
| 2 | L2₹52,734.20+₹2,041.40 (4.03%)Admitted-Finance | L2 | Admitted-Finance | |
| 3 | L3₹55,723.14+₹5,030.34 (9.92%)Admitted-Finance | L3 | Admitted-Finance |
| Sl No | Description | Qty | Unit | GM ELECTRONICS L1 | ROYAL EQUIPMENTS AND INSTRUMENTS L2 | ACP ENTERPRISES L3 |
|---|---|---|---|---|---|---|
| 1.00PURCHASE OF LAB EQUIPMENTS | ||||||
| 1.01 | Ask modulation and Demodulation kit
Specifications:
• 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. | 1 | Nos | 5,980 ₹7,056.4 Lowest | 6,459 ₹7,621.62 | 7,223 ₹8,523.14 |
| 1.02 | Fiber Optic Communication Trainer Kit
Specifications:
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. | 1 | Nos | 36,980 ₹43,636.4 Lowest | 38,231 ₹45,112.58 | 40,000 ₹47,200 |
Tender Value
Refer Docs
Closing Date
4 Jun 2026, 10:00 amClosed
PRINCIPAL
GOVERNMENT POLYTECHNIC COLLEGE, GANDHARVAKOTTAI
SUPPLY OF LAB EQUIPMENTS
2026_DoTE_678591_1
2967.A3.2026
Limited
Electronics Equipment
Supply
GANDHARVAKKOTTAI
Please refer Tender documents.
2 documents required · 2 mandatory
₹0
Exempted
16 Jul 2026
28 May 2026
5 Jun 2026
28 May 2026
4 Jun 2026
28 May 2026
| Sl No | Description | Qty | Unit | Est. Rate | Est. Amount |
|---|---|---|---|---|---|
| 1PURCHASE OF LAB EQUIPMENTS | |||||
| 1.01 | Ask modulation and Demodulation kit
Specifications:
• 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. | 1 | Nos | - | - |
| 1.02 | Fiber Optic Communication Trainer Kit
Specifications:
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. | 1 | Nos | - | - |
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