RE: RE: Unusual Model 15. Did the larger cabinet contain more sound insulation? They were ‘a bit loud’ for an office. JIM KV4FE Joan & Jim On The River --- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system (http://www.grisoft.com). Version: 6.0.786 / Virus Database: 532 - Release Date: 10/29/2004