Aim:

1. To enable participants to build, test and fault-find Digital Electronic circuits at Part II Level.
    

Qualifications:

1. City & Guilds of London Institute Digital Electronics II (Examination No. 7261-321). This examination consists of 2 written papers and 3 practical assignments.
2. On completion of the Course, having been successful in an examination, the participant will receive a Hi-Tech Training Certificate.
    

Duration:

1. 30 hours (10 x 3 hour training sessions). Classes will be held in comfortable surroundings. Additional time may be allocated if necessary.

Learning Objectives:

1. Solder and de-solder electronic components.
2. Understand features of TTL and CMOS technologies.
3. Become familiar with the practical operation and uses of a wide range of digital electronic circuits including oscillators and timer circuits, flip-flops, counter and pulse generators and to build, test and fault-find these circuits using appropriate test equipment.

Course Content:

1. Health & Safety. Tools, Cables. Anti-Static working environments.
2. TTL and CMOS technologies. References to manufacturers’ data sheets.
3. Digital circuits: - Schmitt triggers. Construction of bistable devices. Universal properties of gates.
4. Astable oscillators: - RC and Crystal Controlled. 555 Timer I.C.’s used as astable and monostable devices.
5. Binary counters using D-type and JK Flip Flops.
6. Construction of pulse generators using 74121 TTL and 4528 CMOS I.C.’s.
7. Display Types: - LED and LCD.
8. Boolean Algebra, Karnaugh Mapping, DeMorgans Theorem.

Practical “Hands-On” experience: - 50% approx.