TY  - BOOK
TI  - Basic electricity and electronics [video cassette] : alternating current
U1  - 621.3 BAC 19-- 
PY  - 1900///
CY  - England
PB  - Audio Visual Source
KW  - Electric engineering
KW  - Electric measurements
KW  - Technique
KW  - Electronics
KW  - Vocational guidance
KW  - Oscilloscopes
N1  - Colour recording systems: VHS/NTSC
ER  -