DVD and broadcastbroadcast antenna

Solution
Broadcast antenna connect to RF antenna input on TV.
DVD connects to AV or HDMI input on TV.
If the TV is really old and only has RF input then you would need a AV modulator likhttps://www.amazon.com/CableWholesale-Modulator-Channel-S-Video-40X3-30400/dp/B000I97FLAe
this one