I'm fairly new to 35 mm slr photography; however, I own a Pentax Super Program - about 15 years old? It has aperture & shutter priority modes as well as manual.(posted 8278 days ago)I would suggest you look at the Pentax Discussion List - here, is the world of Pentax users who give each other advice and comments on Pentax cameras and equipment. Worth a look and definitely feel free to submit your questions regarding pentax equipment. THese Pentax lovers will help you with your question.
http://www.mail-archive.com/pentax-discuss%40pdml.net/
May