WARNING: Tube/Valve amplifiers use potentially LETHAL HIGH VOLTAGES.
Building, troubleshooting and testing of these amplifiers should only be
performed by someone who is thoroughly familiar with
the safety precautions around high voltages.
will U choose james, it had 2.5K,3.5K &5K for U to choose. 20watt hi-B core.
Then future U not need to change another one.
James has been designing and manufacturing transformers for the past 30 years. They mainly manufacture transformers for Japanese high end audio market. Hino Audio and Air Tight Audio in Japan have been using their transformers in their amps. In fact, Air Tight uses James transformers in their new 211 amp.
I can offer A VERY CHEAPER PRICE TO CHOICE.
I agree with MuFollower!
Let AN go,anyway they ceased to sell parts,and their cheap and middle-priced levels is....well,I'd better drink my money instead of buying these.
You may also want to try the Italian brand Bartolucci.Friendly prices,double C-core,a serious competitor for Sowther.
Lundahl is out of question.