This study aims to: (1) Develop teaching materials on subjects for the improvement of household electrical appliances for class XII of the TITL Semester Gasal expertise program at SMK N 1 Purworejo, (2) Test the feasibility of teaching materials in subjects for repairing household electrical appliances for the class XII Odd Semester TITL expertise program at SMK N 1 Purworejo to media experts, (3) Testing the feasibility of teaching materials for the improvement of household electrical appliances for class XII Odd Semester TITL expertise program at SMK N 1 Purworejo on material experts, (4) Testing the feasibility of teaching materials for the improvement of household electrical appliances for class XII of the TITL Odd Semester expertise program at SMK N 1 Purworejo to students.
This research is a 4D-Models RnD Model research. Data collection techniques include observation, interviews, and questionnaires. The feasibility testing phase is carried out by two media experts and two material experts. Job sheet testing of household electrical equipment repairs is done in class XII in the SMK N 1 Purworejo TITL expertise program involving 30 students. The data analysis technique used is descriptive qualitative.
The results of this study are: (1) producing job sheets for household electrical equipment repairs for class XII in the SMK N 1 Purworejo TITL expertise program, (2) the results of the appraisal of job sheets for repairing household electrical appliances by material experts get an average score of 84 in the category "Eligible", (3) the results of the appraisal of the job sheet for repair of household electrical appliances by media experts get a mean score of 64 in the "Eligible" category, (4) the results of the appraisal of a job sheet for repairing household electrical appliances by students get an average score of 82, 27 with the category "Very Eligible"