Signal-Generator-&-Amplifier-RVFM-241-022-Very-high-bandwidth-operational-amplifiers-are-employed-for-better-wave-shape-at-high-frequency-available-at-high-impedance-output-The-signal-generator-uses-latest-DDS-technology-to-synthesise-sine-rectangular-&-triangular-waves-with-extremely-high-purity-&-accurate-frequencies-Two-microprocessors-are-employed-one-is-a-dedicated-DDS-microprocessor-&-the-other-is-used-for-frequency-tuning-frequency-selection-&-other-panel-controls-Frequ