The Electro-Harmonix 12AX7 is definitely a good choice for your amp. The 12AX7 is the American part number for the ECC83 . It is manufactured in Russia and is a very durable valve. These valves give a very rich tone and are sonically sweet. They are a good blend of tone, reliability and price. Many amp manufacturers fit these as original equipment.
In addition to factory testing of this brand new valve, we fully tested them.
We also offer the Electro-Harmonix 12AX7 Preamp Valve in packs of 18.104.22.168,
1st Class post is free in the UK .
There is an international shipping options too. for UK and international customers. Just make your selection at checkout. Get your valves delivered faster!
We also give a 180 day from receipt warranty on the product ( excludes user caused mechanical damage ) for peace of mind .