Frequently Asked Questions


Why don't you publish specifications?

What is the 4 ohm power rating for your amplifiers?

What size fuse should I use on my equipment?

Associated equipment

What cables do you recommend?

What type of speaker connectors do you recommend?


How long should I wait to listen after turning on my system?

Should I leave my AVA system on all the time?

How should I turn on and turn off my system?

Should I use a power strip or surge protector?

I'm hearing a hum or buzz from the amplifier chassis, what can I do?


I'm interested in the Ultravalve amplifier, but I'm not sure about what is involved for maintenance?

General questions

Do you have a dealer network where I can listen to your products?

What is the best way to ship my AVA product back to the factory?