Envelope-to: lavana@banglamarkgroup.com
Delivery-date: Sat, 08 Nov 2025 05:04:38 +0000
To: lavana@banglamarkgroup.com
Subject: Thank you for contacting Icom
From: Icom Asia <info@icomasia.com>
Reply-To: info@icomasia.com
Content-Type: text/plain;charset=utf-8
Message-Id: <E1vHb79-000000005k7-17ek@sv03.vinahosting.com>
Date: Sat, 08 Nov 2025 12:03:51 +0700

Dear Mr./Ms.Most. Lavana Parveen 

Thank you for your message.	
This is an automatic reply to confirm that your message has been
received by Icom Asia.　We will response to you as soon as possible. 

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【 Name 】 Most. Lavana Parveen
【 Email 】 lavana@banglamarkgroup.com
【 Email_confirm 】 lavana@banglamarkgroup.com
【 Country_name 】 BANGLADESH
【 Message 】 Dear Sir,
Greetings from Banglamark!!
We, Banglamark Group is a EPC based company. We are operating our business in Singapore, Malaysia, Bnagladesh. We have been operating our business for the last 15 years in the specialized sectors in Defense, Industries, Oil &amp; Gas, Petrochemical Industries, Roads &amp; Highways Department.
We hold dealerships of LiuGong, Heavy Construction Equipment, DongFeng Electric Vehicles, Kato-Japan, Sennebogen-Germany, Hidromek-Turkey, DJI-Drone etc. Agriculture equipment like Hervestor, Tractor etc.
Currently, we are seeking a suitable supplier for VHF Repeater Station(digital) required for Directorate General Defence Purchase under Ministry of Defence, with a total quantity of 10 complete sets with all standard accessories. Please find the technical specifications below:
Technical Specifications:
Name of Equipment: VHF Repeater Station (Digital)
1.Range coverage:15-20 KM
2.Frequency coverage:136-174 MHz
3.Number of channels: 32 channels or more
4.Channel spacing: 6.25/12.5/25KHz
5.Type of emission: 160K0F3E,14K0F3E,8K50F3E.4K00F15/F1D,1K0F3E,16K0F3E, 7K60FXD,7K60F7D,7K60FXE,7K60F7E,7K60F7W or to be mentioned 
6.Frequency stability: ±.5-2.5 ppm or better
7.Antena impedance:50Ω
8.Antenna gain: 9dB or higher.
9.Networking compatibility: IP Multi-site connectivity
10.Operating temperature range: Minimum -20˚C to +55 ˚C
11.Power supply voltage: AC and DC to be mentioned
12.Maximum Duty Cycke:100%
13.Dimensions (WxHxD): To be mentioned
14.Weight: To be mentioned
15.Batttery Backup: In case of AC power failure the repeater should have the facility to continue operation automatically with backup battery. The backup duration of battery is to be at least 24 hours.
16. Life Expectancy of the equipment: To be mentioned.
17. Compatibility: The offered Repeater must be compatible with existing TDMA/FDMA/CDMA protocol-based Walkie Talkie set in digital and analog mode.
18.Effective IP connectivity among sites: Effective IP connectivity among the sites is to be established as required by BN. Necessary hardware and software are to be provided for data security. Detailed is to be mentioned. In this regards internet facility will be provided by BN.
19.Number of Simultaneous Channel Operation at a time in Digital and in Analogue mode: To be mentioned.
TRANSMITTER:
•	Power output:100 watt
•	Maximum frequency deviation: ±5.0kHz/±2.5kHZ, Analog and (±1.203kHz-1.471kHz) digital or to be mentioned.
•	Spurious emission: 80dB type or to be mentioned
•	FM hum and noise (25/12.5 kHz):83/77dB type or better
•	Audio harmonic distortion:0.95 typ. (40% deviation) or to be mentioned 
•	FSK error: 0.6% maximum(digital)
RECIEVER:
1. Sensitivity:
a)	 Digital (1-5%BER): (0.18to 0.32) µV type or better.
b)	Analog (12dB SINAD): (0.22 to 0.25) µV type or better.
2.Adjacent channel selectivity:
a)	Digital: 66dB typ or better.
b)	Analog: 84/83/78 dB ty or better.
3.Spurious response deviation:
a)	87dB µV type emf (Digital)
b)	85dB type (Analog) or to be mentioned
4.Intermodulation rejection: 87/78 dB type or 78dB µV emf type (Digital) or 81 dB type (analog) or to be mentioned.
5.Hum and noise: -56/-52 dB type or to be mentioned.
6.Audio output power: 2 watt or more.
Kindly, review the above technical details and confirm that you can offer a suitable model meeting the requirements.

We look forward to your prompt response.

【 Agree 】 Yes

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