TY  - BOOK
TI  - Dual trace oscilloscopes : : triggering-english   
T2  - Bergwall Production   
SN  - 20040000380   
PY  - 0000///[19__]
CY  - Crowborough
PB  - Audio Visual Source, 
KW  - Cathode ray oscilloscope
KW  - Electronic apparatus and appliances
N1  - VHS/NTSC
ER  -