FASCINATION ABOUT CRYSTAL OSCILLATOR

i applied ckt on bread board and measured on dso …the output had only 800mv ac part of 40mhz although other part was dc ingredient of all-around 4v . i utilized Vcc of 5v . what I need is atleast 4v peak to peak and in addition 9v peak to peak if Vcc is 9V …looking forward to fast replyCrystal oscillators offer really significant frequency secu