1-channel SAW filtered A/V mini modulator. 45dBmV minimum output for a 66dB in-band carrier to noise ratio provides superior picture quality. SAW (surface acoustic wave) filtered for superior adjacent channel performance enables drop-in channel expansion. BTSC stereo compatible pre-emphasis disable switch provides pass-through for stereo signals. IRC and HRC offsets available for frequency settings in systems using offset channels. Optional PAL format channels available.