Video Modulator offers superior stereo audio performance and extensive channel capacity with the VM2860 video modulator. An optional secondary audio program (SAP) module may be field installed in the VM2860. The monaural VM2860 agile modulator offers identical performance without stereo sound or the ability to add SAP audio. As quality American made products from Drake, long recognized for manufacturing products of enduring quality and reliability, the VM2860 are designed and engineered to the most demanding engineering requirements with frequency coverage up to 860 MHz.