Passing parameters to an .exe program in a powershell loop

rm1954 
You could try setting the argument (-t) as a variable, so 

$xdir = “e:\checking_music_collection_for_errors\10_000_Maniacs\(1993)_Mtv_Unplugged\”
$files = Get-ChildItem $xdir *.flac -recurse
$parameters="-t"
foreach ($f in $files){
echo  = $f.FullName    
flac.exe $parameters $f.FullName 
}