Maximum audiophile ratings in for SACD of Goldberg Variations performed by Irma Issakadze. Engineered with mics by drefahlaudo.com.
Five Grammy awards for recordings made with mics processed by drefahlaudio.com
"(...) 'Peter does incredible work on all vintage microphones. One of our favourites is a Neumann/Gefell UM57 totally rehabbed and outfitted with his solid-state multipattern power supply,' Holtzman says."
MixOnline on Les Paul's latest, grammy-awarded album (Eastside Sound NYC)
"The DN221 is beautifully made(..). The Tubelife-257 and the Gefell supplies sounded fabulous, with strong mids and deep lows, but the DN221 was quite different. (...) Transients seemed quicker and fine details were enhanced. "
A small selection of artists and studios trusting in our work:
Atlantico Blue Studios Portugal- Anouar Brahem Tunisia - Henrik Cederblom Sweden - Phil Caivano/Monster Magnet USA - Capitol Records Hollywood CA - Coral Sound Inc. NY - Eastside Sound NY - ECM Records Germany - La Fémis France - The Mastering Room Sweden - Galaxy Studios Belgium- Paul Giger Switzerland - Gismo 7 Studios Spain - Hawaii Institute of Marine Biology - Helter Skelter Sweden - Hochschule der Kuenste Bern Switzerland - Idee und Klang Switzerland - The Kodak Theatre CA - Kool Savas Germany - Labomatic France - Luckymusic Switzerland - Madooma Germany - Magnanimous Recording Studio Greece - Mammoth Sound CA - Midilive Studios France - MUSE United Kingdom - NoHype Studio Belgium - EMI Sweden - NRK Norwegian Broadcasting Corporation - Officine Meccaniche Italy - Pannonia Studio Budapest Hungary - Paraktio Studio Athens/Grecce - Peermusic Germany - Piano Salon Christophori Berlin - Playground 571 Switzerland - Porgy & Bess Austria - Power Sound Studio Netherlands - Powerplay Studios Switzerland - Prolyd Norway - realsound.it Italy - Matthias Reim Germany - Rock Town Netherlands - Robert Schumann Academy Germany - SEEED Germany- State University of New York - Sonic Pump Studios Finland - SRG SSR Television Switzerland - Studio Dealers Paris/France - Studio de la Grande Armée Paris/France - Studio des Aviateurs France - Studio des Forces Motrices Switzerland - Studio Lakanal France - Studio Syrland Iceland - Stephan Sulke Switzerland - Sutton Sound Studios CA - Svenska Grammofon Studion Sweden - TELEFUNKEN USA - Theater und Philharmonie Essen Germany - Tucan Studio Germany - Tuerk Technologies South Africa - Caglar Türkmen Turkey - Universität für Musik und darstellende Kunst Vienna/Austria - University of Texas Dept. of Music TX - Hrolfur Vagnsson Iceland - Viennabackline Austria - Paolo Vinaccia Norway - Voltart Romania - Wavebase AZ - YLE Yleisradio Finland - Zack Studio Switzerland - Zurich School of Music Drama and Dance Switzerland - (t.b.c.)