RF Modulators are in stock at Tenco Electronics. An RF modulator (or radio frequency modulator) is an electronic device whose input is a baseband signal which is used to modulate a radio frequency source.RF modulators are used to convert signals from devices such as media players, VCRs and game consoles to a format that can be handled by a device designed to receive a modulated RF input, such as a radio or television receiver. Tenco offers inventory, pricing, & datasheets for RF Modulators. To know more, please view our large section of RF Modulators below.