Hi All, Looks like moment ago find out the problem with my REGCO RG-5500 VHF/UHF Receiver Frequency Display. Now looking for Beckman Display Decoder/Driver "DD-700" for Beckman digital displays. Accepts TTL 8-4-2-1 BCD information. DIL package,16 pins. If any one has them please inform. All the best, Boris -- Борис Никитин