Looking in my semicon box for some small signal diodes to re-program my Topten decoder, I have found a few CV9637 from my old Plessey days. I think these are 1N4148 equiv. Can anyone confirm, please? Chris G3SJJ -- No virus found in this outgoing message. Checked by AVG Anti-Virus. Version: 7.0.300 / Virus Database: 265.8.8 - Release Date: 14-02-05