Peter has been helping Jun JH8SST and other Japanese hams get their Si5351 synthesizers working with various displays. Jun has had some great success as you can see in the above video. I really like the combination of old (1625) and new (Si5351) technology.
Jun is a long-time homebrewer who as built some amazing stuff. Check out the pictures on his QRZ.com page:
And look at his cool 128x128 TFT display:
Other videos here: