Radio Shack RF Modulator Model # 15-1244

Radio Shack RF Modulator 15-1244 120V AC 60Hz 4.5W - Untested

RadioShack RF Modulator 15-1244 Black 3 Inputs 2 Outputs TV Antenna Compatible

Radio Shack RF Modulator 15-1244 Channel 3 or 4 Output 75 or 1K Ohms TV Vintage

RF Modulator w/ new cables

Radio Shack - RF Modulator #15-1244 Channel 3 or 4 Output 75/1K Ohms Switchable

Radio Shack RF Modulator 15-1244 Channel 3 or 4 Output 75/1K Ohms, Untested