1229A Frequency Generator/Phase Stepper
Available from Precise Time and Frequency, Inc.
Utilizing direct digital synthesizer technology, the VF 1229A can provide any frequency in the range from DC up to 30MHz. Standard configuration provides two independent channels, and the unit has a reference input to provide the ultimate in both accuracy and precision.
Frequncies are settable in steps of 0.1 Hz throughout the range. In addition, the unit can be used to offset the output phase of the reference inputs with a resolution of 1ns.