Institute of Electronics

General Electronics Division (GED)

Phone: 88-02-7701362, Fax: 88-02-7701337
Email: gepdie@bangla.net

Head: Md. Serajul Islam

Objectives

Deals with the design, development and fabrication of Electronic Instruments.

Activities

R&D Works
- Design & Development of Portable Radiation Dose Rate Meter, Area Radiation Monitor, Hand and Foot Radiation Monitor, Scintillation Survey Meter, PC Based Area Radiation Monitor (Under Crash Program), PC Based Reno graphic System (Under Crash Program) etc.
- Schematic diagram, PCB Design, Etching & Fabrication of Portable Radiation Dose Rate Meter, Area Radiation Monitor, Hand and Foot Radiation Monitor, Scintillation Survey Meter etc.
Services
- Repair & Maintenances of instruments that are designed & fabricated in this division.
- Electronic calibration of Nuclear Instruments that are designed in this division.

Achievements

Portable Radiation Dose Rate Meter has been using in different Institutes/Centers/Units of inside and outside of BAEC.
Area Radiation Monitor has been working in 3M Research Reactor and Gamma Source Division, Institute of Food and Radiation Biology (IFRB), Savar, Dhaka.
Hand and Foot Radiation Monitor has been working successfully in 3M Research Reactor, Radio Isotope Production Division (RIPD), Institute of Nuclear Science and Technology (INST), Savar, Dhaka.
Scintillation Survey Meter has been using in Beach Sand Mineral Exploitation Center (BSMEC), Cox’sbazar, Chittagong.

Major Facilities

Oscilloscope, Power supply, Function Generator, Power Drill Machine, Frequency counter, NIM BIN Counter, PIC Microcontroller Kit etc.
Broad band Internet connection.

Perspective Plan

Short Term (2007-2010)

Design and Development of a Portable Radiation Dose Rate Meter
Design and Development of an Area Radiation Monitor
Design and Development of a Hand and Foot Radiation Monitor
Design and Development of a Microcontroller Based Instrument
Design and Development of a Digital Scintillation Survey Meter
Design and Development of Microcontroller Based pH Meter
Fabrication of a Nuclear Electronic Equipment

Mid Term (2007-2015)

Design and Development of a Microcontroller Based Unbalanced Voltage and Over-load Protection for Three Phase Motor
Design and Development of a Low Cost Portable Nucleonic Gauge
Design and Development of a Microcontroller Based Instrument
Design and Development of an Area Radiation Monitor
Design and Development of a Portable Radiation Dose Rate Meter
Fabrication of a Nuclear Electronic Equipment

Long Term (2007-2020)

Design and Development of an Area Radiation Monitor
Design and Development of a Low Cost Portable Nucleonic Gauge
Design and Development of a Universal Solar Home System
Design and Development of a Microcontroller Based Instrument
Design and Development of a Portable Radiation Dose Rate Meter
Design and Development of a Digital Pre-Paid Energy Meter
Fabrication of a Nuclear Electronic Equipment

Publications

Title	Name of Author(s)	Name of Journal
Effect of high Voltage and High Frequency of Living System and Environment.	M.Quamruzzaman, Md. Serajul Islam, Mohammod Abu Sayid Haque, Fahmida Akter andFarhana Hafiz	Journal of the Bangladesh Electronics Society, Vol. 5, No. 1, P=91-96, 2005,ISSN: 1816-1510.
Design And Development of Portable Radiation Dose Rate Meter.	Fahmida Akter, Farhana Hafiz, Md. Abu Sayid Haque, Md. Serajul Islam and M. Quamruzzaman.	Journal of the Bangladesh Electronics Society, Vol. 5, No. 2, P=115-120, December 2005, ISSN: 1816-1510
Design and Development of a ±15V, 2A regulated DC power Supply with over-voltage & over-current protection.	Mohammod Abu Sayid Haque, Fahmida Akter and Farhana Hafiz	Institute of Electronics Technical Report, IE-20/GE-11, March 2006.
Design and Development of High Voltage Power Supply for Area Radiation Monitor	Fahmida Akter, Farhana Hafiz, Mohammod Abu Sayid Haque, Md. Serajul Islam and Md. Rajibur Rahman Khan	Institute of Electronics Technical Report, IE-21/GE-12, March 2007
Design And development of Microcomputer based Humidity Monitor	Mohammod Abu Sayid Haque, Humayun Kabir, A.S.M.Firoz, Md.Serajul Islam, Prof.Md.Abdul Mannan Chowdhury, Fahmida Akter and Farhana Hafiz	Institute of Electronics Internal Report, IE-22/RM-2, September 2007.
Design and Development of a Microcontroller based Area Radiation Monitor	Farhana Hafiz, Fahmida Akter, Mohammod Abu Sayid Haque, MD. Serajul Islam, M A Mannan Chowdhury and Tahmina Rahman	National Conference on Electronics, Information and Telecommunication, 29-30 June, 2007 Rajshahi University, Rajshahi-6205, Bangladesh. Seminer proceedings (ISBN:984-300-000645-7). P-117.
Design and Development of a portable scintillation survey meter.	Fahmida Akter, Farhana Hafiz, Mohammod Abu Sayid Haque, MD. Serajul Islam, M A Mannan Chowdhury and tanu Shree Roy	National Conference on Electronics, Information and Telecommunication, 29-30 June,2007Rajshahi University,Rajshahi-6205, Bangladesh.Seminer proceedings (ISBN:984-300-000645-7). P-161.

Resource Person

Name & E-mail Address	Designation	Last Qualification	Field of Specialization
Md. Serajul Islam gepdie@bangla.net	CSO	M.Sc.	Instrumentation
Ms. Farhana Hafiz gepdie@bangla.net	SSO	B.Sc. Engineering	Instrumentation
Ms. Fahmida Akter gepdie@bangla.net	SO	B.Sc. Engineering	Instrumentation

Other Information

Participate in Seminar and Lecture Program
- Seminar delivered on
  1. “Microcontroller based Radiation Monitor”, September 11, 2006, Seminar Hall, Institute of Electronics (IE), AERE, Savar, Dhaka. Speaker: Ms. Fahmida Akter.
  2. “PC Based Nuclear Radiation Counting System (High Voltage Power Supply)”, March 1 19, 2008, Seminar hall, Institute of Electronics (IE), AERE, Savar, Dhaka.Speaker: Ms. Fahmida Akter.
  3. “PC Based Nuclear Radiation Counting System (Software)”, March 19, 2008, Seminar hall, Institute of Electronics (IE), AERE, Savar, Dhaka. Speaker: Ms. Farhana Hafiz.
- Lecture delivered on
  1. “Gamma Camera”, February 17, 2008, Seminar hall, Institute of Electronics (IE), AERE, Savar, Dhaka. Speaker: Md. Serajul Islam.

Thesis Supervision

A number of students of different Universities completed thesis work for partial fulfillment of the degree of Master of Science.

Title of Thesis	Supervised by	Name of Department and University
Design and Development of a pc based gauge for measuring thickness using nuclear technique	Md. Serajul Islam	Department of Physics, Jahangirnagar University
Design and Development of Beta-Gamma Radiation Floor Monitor	Md. Serajul Islam and Fahmida Akter	Department of Physics, Jahangirnagar University
Design and Development of Radiation Cloth Monitor	Md. Serajul Islam and Farhana Hafiz	Department of Physics, Jahangirnagar University
Design and Development of AREA radiation monitor for 3MW research reactor	Md. Serajul Islam	Department of Electronics& Applied Physics, Islamic University, Kushtia
Design and Development of Portable Scintillation survey Meter	Mohammod Abu Sayid Haque and Fahmida Akter	Department of Physics, Jahangirnagar University
Design and Development of Microcontroller Based Digital Area Radiation Monitoring System	Mohammod Abu Sayid Haque and Farhana Hafiz	Department of Physics, Jahangirnagar University
Design and Development of Microcontroller Based Furnace Controller	Mohammod Abu Sayid Haque and Farhana Hafiz	Department of Physics, Jahangirnagar University
Design and Development of Microcontroller Based position Controller	Mohammod Abu Sayid Haque and Fahmida Akter	Department of Physics, Jahangirnagar University
Design and Development Microcomputer based Humidity Monitor	A S M Firoz and Mohammod Abu Sayid Haque	Department of Physics, Jahangirnagar University
Design and Development of Microcontroller based Digital pH Meter	Mohammod Abu Sayid Haque and Farhana Hafiz	Department of Physics, Jahangirnagar University
Design and Development of Auto Reset Time Delay Under Voltage, Over Voltage and Over Load Current Protector	Md. Serajul Islam and Farhana Hafiz	Department of Physics, Jahangirnagar University
Design and Development of Microcontroller based Portable Scintillation Radiation Survey Meter	Mohammod Abu Sayid Haque and Fahmida Akter	Department of Physics, Jahangirnagar University

Industrial Attachment Training (IAT)

Industrial Attachment Training program was conducted for the students of different universities and polytechnique institutes.

Specifications of Following Instruments are given bellows that are designed by General Electronics Division:

PORTABLE RADIATION DOSE RATE METER

Specifications

Casing	Size: 250 X 95 X 130mm including handle Weight: 1.3 Kg Material: Plastic
Detection	Beta & Gamma
Dose rate range	0-10 µSv/h, 0-100 µSv/h and 0-1000 µSv/h.
Battery type	Can style "C", 1.5 volt (4 batteries)
Battery life	80 hours normal operation
High Voltage	575Vdc
Indication	Signal, Low Battery
Scaling	Linear, 0 to 10 µSv/h
Ambient temperature	10 to 50 degree Celsius
Relative humidity	Up to 90% non-condensing
Detector type	End window type G-M tube
Window thickness	1.5 to 2.0 mg/cm²
Window diameter	28mm

SCINTILLATION SURVEY METER

Specifications

Power supply	9 volt PP-3 battery.
Detector Type	Scintillation detector PGS-3 of Technical Associates, U.S.A
Crystal material	NaI(TI)
Crystal diameter	1.00"
Crystal thickness	1.00"
Detection	Gamma
High voltage	1050 volts d.c.
Measurement ranges	0-200 c.p.s for ×1 range. 0 -2k c.p.s for ×10 range. 0-20k c.p.s for ×100 range.
Display	Linear rate meter (0-100)
Indication	Signal: Green LED Low battery: Yellow LED High radiation: Red LED
Alarm	Audible buzzers for signal indication

AREA RADIATION MONITOR

Specifications

Casing	Size: 290X198 X 130mm Weight: 2.5 Kg Material: Plastic/ Metal
Mains supply	220 volt, 50Hz
High Voltage	575Vdc
Dose rate range	0-100 µSv/h , 0-1,000 µSv/h and 0-10mSv/h
Detection	Gamma
Protection	Input and output fuse protection
Indication	Low level, High level, High High level, Over voltage indicator & Main supply
Scaling	Linear, 0 to 100 µSv/h
Ambient temperature	10 to 50 degree Celsius
Relative humidity	Up to 90% non-condensing
Detector Type	Energy compensated GM Detector, Range 40Kev to 1.25 MeV (Cs¹³⁷)
Detector sensitive length	27mm
Alarm	Buzzer is intermounted.

HAND AND FOOT RADIATION MONITOR

Specifications

Mains voltage	220 volts, 50Hz
Detector Type	GM pancake type (window diameter 2 inch)
Detection	Beta, Gamma
High voltage	950 volts dc
Measurement ranges	0-100µSv/h
Control system	Full automatic electronic circuit control system by IC
Display	Analog panel meter
Status indicator	Green light for clean and red light for dirty
Alarm setting range	Alarm can be set at any point within the full scale deflection
Scaling	Linear, 0 to 100 µSv/h
Alarm display	Display lamps and buzzer sound