We have available a Kit Tube / Valve Preamplifier that suits both Guitar and other Audio requirments such as a Microphone or line level audio preamplification. This unit runs from 2 cheap batteries to alleviate Hum and Earth loop problems other mains based preamplifiers may suffer from.

The batteries, 1 9volt and 1.5volt last for around 200 hours. The Tube can be wired as Either a Triode or Pentode stage by changing one wire connection.

We sell these kits for the super low price of $12 each. We currently have these listed on Ebay as it is a great way of tracking orders and Payments.
We accept PayPal and direct deposit. More details can be found at our Ebay store  http://stores.ebay.com.au/VK3KCG