If the frequency is between 32 kHz and 100 MHz, then you can use a Silab SI= 501 and request the frequency you want. Those are fairly inexpensive. Jean-Paul AC9GH On Oct 10, 2014, at 4:35 PM, David C Brown wrote: > Would you be able to use programmable oscillators ? >>=20 >> Yes. > Would I be able to program them? > Probably not >=20 >=20 >=20 >=20 >> ________________________________________ >>=20 > David C Brown > 43 Bings Road > Whaley Bridge > High Peak Phone: 01663 733236 > Derbyshire eMail: dcb.home@gmail.com > SK23 7ND web: www.bings-knowle.co.uk/dcb > > --=20 > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .