Tube testing service provided from Calgary, Alberta by long time reputable tube vendor - Grant Fidelity.
Testing equipment: Amplitrex AT-1000
Tube models can be tested include:
Each ship-in order can include maximum 10 tubes of mixed models. If you have more than 10 tubes but less than 20 tubes, you should make # of orders = 2.
Customer is required to pay both way shipping. Please contact to obtain shipping instruction. We are not responsible for shipping damages so please pack adequately.
Test results will be provided in .pdf file.