Antonio has a $$52,000$ HO$-1$ form insurance policy. No additional endorsements or floaters have been added to the policy. Therefore, the actual cash value $($ACV$)$ of his property covered under this policy and the replacement cost of his property covered.

One of his more valuable items is a custom electric guitar he purchased when his band starting gaining popularity. He purchased the guitar $6$ years ago for $$2,500,$ and the total life expectancy is $10$ years. The custom electric guitar he purchased when his band starting gaining popularity would cost $$2,800$ if it was purchased today.

The actual cash value $($ACV$)$ of the guitar is $.$