Here's whatsnew:
Complete rewrite
-Now cycle accurate
-Emulates Elektuur/Slogger Turbo board
-Emulates Slogger/Jafa Master RAM board
-Altered tape emulation, Evening Star and Southern Belle now work
-Firetrack now perfect
-Tape emulation now really fast
-More video filters

Get it here:
http://elkulator.acornelectron.co.uk/

-Trebor