:: Ah, tried the resonance cap in series with the tube? Hmm, hadn't thought of that. The schematic shows it to be 15nF, but they=20 actually come with a nasty yellow MKT 100nF/400v.=20 We replace them with an ill fitting orange poly 100nF/650v. Lower values=20 tend to make the tube quite dim - in fact if colour can be watery it'd be a= =20 reasonable description.=20 Colin -- cdb, colin@btech-online.co.uk on 14/02/2011 =20 Web presence: www.btech-online.co.uk =20 =20 Hosted by: www.justhost.com.au =20 =20 =20 =20 =20 =20 --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .