BVM Engineering College (An Autonomous Institution) Vallabh Vidyanagar, ANAND. Gujarat-388120 Tender Notice 1.1: BVM/Electronics/MODROB/2020-2021 (Under AICTE- MODROB Scheme) Sealed tender are invited by Principal, BVM Engineering College, Vallabh Vidyanagar, Gujarat for the Electronics engineering for supply of the following items. Development of Advanced Communication Engineering Lab Sr. Item name with Brief Description Quantity Specifications Tender Cost No. 1 AM Receiver/FM Receiver 1. Rs. 500/- 3 2 Armstrong Frequency Modulator and (Demand Draft - Demodulator. 3 Non 3 DSB/SSB AM Transmitter/Receiver. 3 Refundable) 4 AM Modulator/Demodulator 3 2. EMD 5 FM Modulator/Demodulator 3 Rs. 15,000/- Please See (Demand Draft) 6 Digital Communication Training System 1 Annexure I (EMD is 7 PCM,DPCM Modulator/Demodulator 3 Refundable on 8 Delta/Adaptive delta Successful Modulator/Demodulator 3 Acceptance of 9 Digital Companding 3 Contract- as per this invitation 10 Error Detection Correction Codes 3 and GFR) 11 CDMA Techniques 1 12 Basic Evaluation with GSM Modules. 1 Tender Documents containing details of the items and terms and conditions may be downloaded from the college website (https://www.bvmengineering.ac.in/) and completed Tender Notice 1.1 / BVM/Electronics/MoDROB/2020-2021 Page 1 bidding documents are to be submitted to the Principal, BVM Engineering College, Vallabh Vidyanagar, Anand-Gujarat-388120 till 02-03-2021 up to 5:00 pm from the publication of advertisement. Principal, BVM Engineering College, Vallabh Vidyanagar General Conditions and Important Instructions for Bidders 1. Quotation, 1.1 The contract shall be for the full quantity for each item as described above. 1.2 Corrections, if any, shall be made by crossing out, initialing, dating and rewriting. 1.3 All duties and other levies payable by the supplier under the contract shall be included in the unit price. 1.4 Applicable taxes shall be quoted separately for all items. 1.5 The prices quoted by the bidder shall be fixed for the duration of the contract and shall not be subject to adjustment on any account. 1.6 The Prices should be quoted in Indian Rupees only. 2. Each bidder shall submit only one quotation along with the prescribed amount of tender cost and EMD (Earnest Money Deposit / Bid Security) in form of two separate demand drafts one for each before the closing date and time. The tender shall not be considered otherwise. 3. Quotation shall remain valid for a period not less than 60 days after the last date of quotation submission. 4. Evaluation of Quotations, The Purchaser will evaluate and compare the quotations determined to be substantially responsive i.e. which 4.1 are properly signed ; and 4.2 Confirm to the terms and conditions, and specifications. 5. The Quotations would be evaluated item wise, bidder shall submit a single bid including all items. 6. Award of contract: Tender Notice 1.1 / BVM/Electronics/MoDROB/2020-2021 Page 2 The Purchaser will award the contract to the bidder whose quotation has been determined to be substantially responsive and who has offered the lowest evaluated quotation price. 6.1 Notwithstanding the above, the Purchaser reserves the right to accept or reject any quotations and to cancel the bidding process and reject all quotations at any time prior to the award of contract. 6.2 The bidder whose bid is accepted will be notified of the award of contract by the Purchaser prior to expiration of the quotation validity period. The terms of the accepted offer shall be incorporated in the purchase order. 7. Payment shall be made in Indian Rupees as follows: Delivery and Installation - 100% of total cost 8. All supplied items are under warranty of 12 months from the date of successful acceptance of items with free repairs and free replacement at our site. Performance Security of 5% of the amount of the contract in form of Bank Guarantee or Demand Draft covering the warranty period shall be payable by the awardee of the contract while accepting the contract. The EMD (Earnest Money Deposit / Bid Security) of the awardee of the contract will be released only after the acceptance of the contract with the specified performance security, the EMD will be forfeited otherwise. Performance security will be released after the successful completion of the warranty period. No interest will be payable on the amount of the EMD or the performance security. The EMD of the unsuccessful bidders will be refunded after the successful bidder accepts the contract. 9. You are requested to provide your offer latest by 5:00 pm hours on 02-03-2021. 10. Detailed specifications of the items are at Annexure I. 11. Training Clause (if any) Free Training at the time of Installation at our site 12. Testing/Installation Clause (if any) Free Installation at the time of delivery at our site 13. Information brochures/ Product catalogue / Make and Model of OEM, if any must be accompanied with the quotation clearly indicating the model quoted for. 14. Sealed quotation to be submitted/ delivered at the address mentioned below, BVM Engineering College, Vallabh Vidyanagar, Dist: Anand, Gujarat- 388120 with title line, “Tender Notice 1.1 / BVM/Electronics/MoDROB/2020-2021” 15. We look forward to receiving your quotation and thank you for your interest in this project. Tender Notice 1.1 / BVM/Electronics/MoDROB/2020-2021 Page 3 Annexure-I (Items and their specifications) Sr. No Item Specifications 1 AM Receiver/FM Receiver AM Receiver Construction : Super heterodyne AM Frequency Band : 530 KHz – 1650 KHz Local Oscillator Freq. Range : 980 KHz to 2.060 MHz Intermediate Frequency (IF) : 455 KHz Input Circuits : 1. RF amplifier 2. Mixer 3. Local oscillator 4. Beat frequency oscillator 5. IF amplifier 1 6. IF amplifier 2 7. Automatic Gain Control 2. AM Detectors : 1. Diode detector (for DSB) 2. Product detector (for SSB) FM Receiver Construction : Super heterodyne FM Frequency Band : 88 MHz to 108 MHz Tuning Range : 96 MHz to 120 MHz IF Frequency : 10.7 MHz Input Circuit : 1. RF amplifier 2. Mixer 3. Local oscillator 4. IF amplifier 1 5. IF amplifier 2 6. FM Detector 7. 2. Automatic Frequency Control Audio Output : Amplifier with speaker Tuning : Variable capacitor (ganged) dial marking on board Receiving media : Telescopic antenna / RF cable Switched Faults : 12 Nos Test Points : 50 Nos Power Supply : 110-220 V AC ±10%, 50/60Hz Power Consumption : 3VA (approximately) Interconnections : 12mm Banana sockets Tender Notice 1.1 / BVM/Electronics/MoDROB/2020-2021 Page 4 0 Operating Conditions : 0-40 C, 80% RH Included Accessories : Patch Cord : 20 Nos Mains Cord : 1 No Earphone : 1 No 2 Armstrong Frequency Modulator Technical Specifications and Demodulator. Audio Oscillator (Message Signal) Function : Sine Output : 0-10 VPP Frequency : 200Hz - 10 KHz Carrier Output Frequency Function : Sine & Cosine Output : 0-10 Vpp Frequency : 2KHz- 100 KHz FM Modulator : Armstrong Frequency Modulator FM Demodulator : Phase Locked Loop detector Low Pass Filter : 10 KHz cut off frequency. Output Amplifier : 1 No. with adjustable Gain Test Points : 7 nos Power Supply : 230 V ± 10%, 50Hz Power Consumption : 2 VA (approximately) Interconnections : 2 mm Banana sockets Included Accessories Patch cord 16” : 14 nos. Mains cord : 1 no. Tender Notice 1.1 / BVM/Electronics/MoDROB/2020-2021 Page 5 3 DSB/SSB AM Transmitter / • Study of Balance modulator and Band pass filter Receiver. for DSB AM generation • Study and calculation of Modulation index using trapezoidal method • Study of Balance modulator and Ceramic band pass filter for SSB AM generation • Study of tuned Amplifier for AM transmission Technical Specifications of Transmitter Audio Oscillator : With adjustable Amplitude & Frequency (300 Hz - 3.4 KHz) Audio Output : Amplifier with speaker Modulators : Balanced Modulator with Band pass Filter (1 MHz) - 2 nos. Balanced Modulator : 1 No. (455 KHz) Ceramic Bandpass Filter : 1 No. (455 KHz) Carrier Frequency : 1 MHz (Oscillator controlled) Transmitter Amplifier Output : (Gain adjustable) DSB (1 MHZ), SSB (1.445 MHz) connected to Antenna/cable Switched Faults : 8 nos. Interconnections : 2mm Banana socket Test Points : 27 nos Power Supply : 110-220 V AC ±10%, 50/60Hz Power Consumption : 4 VA approximately Operating Conditions : 0-40 C, 80% RH Product Included Accessories : Patch Cord 16" : 2 nos. Mains Cord, Tender Notice 1.1 / BVM/Electronics/MoDROB/2020-2021 Page 6 Microphone, Earphone:1 no. Technical Specifications of Receiver DSB AM reception and demodulation using Diode detector Automatic Gain Control circuit SSB AM reception and demodulation using Product detector Tuned RF Amplifier, Mixer, IF Amplifiers for AM reception Selectivity, Sensitivity and Fidelity of receiver Construction : Super hetrodyne Frequency Range : 980 KHz to 2060 KHz Intermediate Frequency : 455 KHz Input Circuits : 1) RF Amplifier 2) Mixer 3) Local Oscillator 4) Beat Frequency Oscillator 5) IF Amplifier 1 6) IF Amplifier 2 Tuning : With variable capacitor (ganged) Dial marking on board Receiving media : Telescopic antenna / Cable Detectors: 1) Diode detector (for DSB) 2) Product detector (for SSB) Audio Output : Amplifier with speaker Automatic Gain Control : Switchable Switched Faults : 8 nos. Interconnections : 2 mm Banana sockets Test points : 30 nos. Power Supply : 110-220 V AC ±10%, 50/60Hz Tender Notice 1.1 / BVM/Electronics/MoDROB/2020-2021 Page 7 Power Consumption : 3 VA approximately Operating Conditions : 0-40 C, 80% RH Included Accessories : Patch cord 16" : 2 nos. , Mains cord, Earphone:1 no. 4 AM Modulator/Demodulator AM Modulator • Technical Specifications of AM Modulator Audio Oscillator : With adjustable Amplitude & Frequency (300 Hz - 3.4 KHz) Audio Output : Amplifier with speaker Modulators : Balanced Modulator with Band pass Filter (1 MHz) - 2 nos. Balanced Modulator : 1 No. (455 KHz) Ceramic Bandpass Filter : 1 No. (455 KHz) Carrier Frequency : 1 MHz (Oscillator controlled) Transmitter Amplifier Output : (Gain adjustable) DSB (1 MHZ), SSB (1.445 MHz) connected to Antenna/cable Switched Faults : 8 nos.