Need a 10 MHz time standard?

• LPRO-GPS: traceable, GPS-disciplined rubidium atomic clock for under $500!
• LPRO BASIC: a great value at $249; comes factory adjusted to within 0.05 ppb.
• FG-7201: 72 MSPS direct digital synthesis (DDS) based waveform generator with 20 MHz bandwidth. It has sine, triangle, sawtooth, and square wave capabilities, and retails for $159.
• SuperFreq: Open Source! Generate any frequency from 1 Hz to 4.4 GHz. Use as a LO, clock, etc. Retails for $399.