Lundahl Transformers

Tibeliusgatan 7, 761 50 Norrtälje

Phone: +46 176 139 30

Fax: +46 176 139 35

April 2021

New transformer in the making!

April 8th, 2021|News, Products|

Our newcomer, LL1968 is a small size transformer with flying leads designed for microphone design or repair/upgrade. Turns ratio is 2:1, and a center tap is available on the "1" side for phantom power.

Happy Easter!

April 1st, 2021|News|

With an Easter “egghouse” filled with pieces of candy in our taste, we wish you all a Happy Easter! Stay safe and take care of each other!

March 2021

LL2793NC

March 18th, 2021|News, Okategoriserade, Products|

Our first transformer with nanocrystalline core, LL2793NC,  is now available for purchase. It is a line output transformer, similar to the LL1680 or LL1689 (9+9 : 1+1+1+1), but with turns ratio 4+4 : 1+1+1+1. Nanocrystalline is so far the most exclusive core option in our transformer range. From Rumen Artarski at Thrax Audio, one of our [...]

January 2021

We’re back!

January 7th, 2021|News|

Christmas holidays are over, Christmas tree plundering is completed, and we are back in business! https://www.youtube.com/watch?v=O8U38ZCqtpc

December 2020

Christmas holidays!

December 22nd, 2020|News|

We will be closed for Christmas holidays from the 23rd of December through the 6th of January.

Christmas Greeting

December 16th, 2020|News|

We released the magnet field from one of our transformers to create this Christmas greeting... Happy Holidays from Lundahl Transformers! https://www.youtube.com/watch?v=6RWGWRYky1Q

Nanocrystalline C-cores

December 3rd, 2020|News, Products|

Finally our new nanocrystalline C-cores have arrived! We have been looking at nanocrystalline C-cores before, but we have not been satisfied with their quality. These kids looks so much better!!! Initially we plan to develop an interstage and a line output transformer using these C-cores.

October 2020

PCB

October 29th, 2020|Products|

This small PCB is designed for some common applications using a few of our pin compatible transformer models. Typical applications would be galvanic isolation or balanced-to-unbalanced conversion. The PCB can be used in combination with a DIN housing, or can be screw mounted without any housing.In addition to the transformer, the board has two holes [...]

Rubber Vibration Isolators

October 15th, 2020|Products|

We have been working hard to eliminate mains transformer buzz generated in the windings and isolation material.But the core hum/vibration, caused by so called magnetostriction is not possible to totally eliminate in iron cores.A way to reduce the mechanical coupling between the transformer and any resonating chassis is to use vibration isolators.Therefore, for your convenience, [...]

September 2020

Change of roles!

September 10th, 2020|News|

Following our long term company development plan, Rikard Wallin has now taken on the roll as CEO of Lundahl Transformers. Per Lundahl will from now on focus mostly on technical issues such as product- and production development.