Lundahl ll1538 transformer. 1mm, recommended PCB drill 1. With their characteristic Lundahl LL1538 input transformer, along with one concession to modernity – variable input impedance – ISA mic preamps are very much the same as they were 30 years ago. The LL1538 and the LL1538XL are high performance microphone input transformers, each with a high permeability mu-metal core and two three-section coils. In tube microphones for matching high impedance tube circuits to normal output impedance. Buy Trident Audio LUNDAHL INPUT TRANSFORMER Review Trident Audio null Buy the Trident LL1538, Lundahl Input Transformer at Full Compass Systems. Available to buy online at Orso Audio. The LL1538 and the LL1538XL are high performance microphone input transformers, each with a high permeability mu-metal core and two three-section coils. 0% Financing and Free Shipping on thousands of items! Microphone transformers Microphone transformers are normally used for impedance matching: At mic preamp input circuits to match microphones to preamp. Transformer datasheets in PDF format DIN1527 DIN1581XL DIN1588 DIN PCB 1527 DIN transformer unit kit LL1517 LL1524 LL1527 LL1527XL LL1527A LL1528 LL1530 LL1531 LL1532 LL1538 LL1538XL LL1539 LL1540 LL1544A LL1545A LL1545E LL1550 LL1555 LL1560 LL1566 LL156X-based line input XLR units LL1570 LL1570XL LL1571 LL1572 LL1573 LL1574 LL1575 LL1575SC Not only did Lars Lundahl develop his own way of making a transformer, but he also designed all of the manufacturing equipment! A full-time machinist remains part of the Lundahl team, to assemble new equipment and maintain existing machines. A range of high performance PCB mounting analogue audio transformers, manufactured in Sweden. Lundahl will design variations on existing types, or completely new constructions, to meet specific needs. In ribbon microphones to transform very low voltage, very low impedance ribbon motors to normal microphone output levels. The one and only, industry standard microphone preamp input transformer. Famous for it's use in the Focusrite designs, the LL1538 is as good as it gets for professional mic preamp circuits. General properties of Lundahl Delivery time: 15 Workdays Add to basket Lundahl LL1538 Microphone Input Transformer 87,91 € * 4 In stock Delivery time: 1 Workdays. 5mm. All housing cans are mu-metal, and pin diameters are 1. Lundahl LL1538 Input Transformer — The original mic transformer used in the original Red modules helps to provide the unique sound and performance of this groundbreaking design. Nov 26, 2025 · Discover the specifications and uses of the Lundahl ll1538 transformer. In the LL1538XL the core is about 45% larger than in the LL1538, resulting in a larger level capability. w0cn, w9vd, a9a76b, t9eik, ubvdc, vc9l, 1smdi, a8pd6, n1vd, be5m,