Below you can find logos, similar to the 100Hz Digital Plus.

Europa Plus Nizhny Novgorod Europa Plus Nizhny Novgorod vector
KNS PLUS KNS PLUS  vector
Plus Plus  vector
Volga Plus Volga Plus vector
Colorplus Colorplus vector
CoPathPlus 312 CoPathPlus 312 vector
Ecoclim Plus Ecoclim Plus vector
Autoplus Autoplus  vector
Centre Plus Centre Plus vector
PlusEight System PlusEight System vector
CD DIGITAL AUDIO CD DIGITAL AUDIO  vector
DST - Digital Systems & Technologies DST - Digital Systems & Technologies vector
Faroudja Picture Plus Faroudja Picture Plus vector
e'plus e'plus vector
Dolby Digital Surround EX Dolby Digital Surround EX vector