Peerless 4629 Moving Coil MC Phono Step Up Transformer Box - | Reverb
Custom step-up transformer
MC Step Up Transformer for use with MC cartridges and MM phono sections.
1: 20 Hifi Audio Signal MC Step up Transformer LP Vinyl RIAA Turntable to MM Phonograph Amplifier Adapter PREAMP Tube AMP Sound|Amplifier| - AliExpress
Ypsilon MCL - Nirvana Sound
MC Step-up Pair (1:10+1:20) – DIY Hifi Supply
JE Labs Arkiv (up to 2008): MC step up transformers
ASTOR MC-999USG MC step up transformer-HM-7. Made in Japan | eBay