A PLL-based 25MHz OCXO for the FZ7001 Frequency Counter

2014-09-17 by rincewind

Running the SI5351A with an external 10MHz reference Update 2017-10-02: Added Firmware archive, see bottom of page Update 2020-11-18: Added notes on generating your own frequencies for external clock on SI5351A Update 2021-06-03: Added Link to Dr. Simon Schrödle’s measurements   I own an old ELV FZ7001 frequency counter: However, after I got a used[…] Read More…