Telefunken AC701K Tube.
Tested with Funke W20 tube tester. Emission Ia=2,4 mA , new is 2,1 mA. Then soldered in the Neumann M49 microphone and tested after 24 hours of power. Tube ringing, therefore the tube is not suitable for use in a tube condenser microphone.

We ship worldwide, feel free to ask for a precise shipping quote.

Price shown in EU includes 24% VAT unless you have entered your valid EU VAT number to your Reverb account. VAT can be deducted if you have a company with a valid EU VAT number or if you’re based outside of EU. Non-EU buyer pays any import duties and tax as regulated by their local customs.

Reverb Buyer Protection

Reverb has your back if your item is lost, damaged, or doesn't match its description. Simply report any issues within 7 days and we'll help you get a full refund.Learn more about Reverb Buyer Protection.

Promoted similar listings













Listeda day ago
ConditionFair (Used)
Fair condition gear should function but will show noticeable cosmetic damage or other issues.Learn more
Brand
Model
  • AC701K Tube #2
Categories

Product safety information may be available here.

Retrosonic Pro Audio

Tallinn, Estonia
Joined Reverb:2016

Reverb Protection

Simple Returns, Secure Transactions, Human Support

Learn more

Secure Checkout

Reverb Gives

Your purchases help youth music programs get the gear they need to make music.

Oops, looks like you forgot something. Please check the fields highlighted in red.