And just in case anyone is interested in getting on an identifying roll, I've also got a second unnamed cable not made by Discovery. This one is a power cable, 6 ft. and black with no markings except the words Signal Cable and Made in USA on the wrapping around the sheath. Again, here are some photos which may help:
http://imgur.com/OaezTH6
http://imgur.com/so8ZTVl
http://imgur.com/s30FqIJ
Thank you!
http://imgur.com/OaezTH6
http://imgur.com/so8ZTVl
http://imgur.com/s30FqIJ
Thank you!