The MV317 from Morion is a miniature high frequency OCXO that operates from 48 to 125 MHz. It has a low phase noise of less than -177 dBc @ 100 kHz offset and operates over a wide temperature range. It has a very short warm-up time of less than 2 minutes and has high stablity vs temperature. The OCXO is available in a compact 25 x 25 x 10.3 mm package.