01-10-2010, 01:55 AM
Hello PJW,
I see some advantages of showing both if they do occur in the exams. One demonstrates to the examiner one can produce two types of junction signalling.
Thanks
Cheers
Alex
I see some advantages of showing both if they do occur in the exams. One demonstrates to the examiner one can produce two types of junction signalling.
Thanks
Cheers
Alex

