Channel Island Audio makes a 9VAC/2.5amp (VAC3) and a 14VAC/1.44amp (VAC1) high current replacement power supply that may work to replace your wall warts. View here
Click on VAC1 and VAC3 on left side of page
Check the Volts and amps on your wall wart for a match, or contact them for recomendation
HTH Dave
Click on VAC1 and VAC3 on left side of page
Check the Volts and amps on your wall wart for a match, or contact them for recomendation
HTH Dave