Vintage Texas Instruments Video Modulator UM1381 TI-99/4A

2x Texas Instruments Model UM1381 Video Modulator RF Adapter **AS-IS/FOR PARTS**

Texas Instruments UM1381 Video Modulator for Vintage TI Home Computer

Vintage Texas Instruments Video Modulator UM1381 TI-99/4A Untested

RF Adapter Video Modulator UM 1381 for the TI-99/4A Texas Instruments Computer

Vintage Texas Instruments Video Modulator UM1381 TI-99/4A Untested PARTS.

Vintage Texas Instruments Video Modulator UM1381 TI-99/4A Tested

Vintage Texas Instruments Video Modulator Model No UM1381 for TI 99/4A Computer