Sistema mecânico de sintonia da vitrola valvulada Philips F7 R28A

Mechanical details of the gearing system for the two tuning stations of the device. Bianca Santos' channel: @biancasn01 Vacuum Tube Radio Course: https://go.hotmart.com/O74603015Y?dp=1 Vacuum Tube Electronics Course: https://go.hotmart.com/P16722367R?dp=1 Combo with both courses (19% discount!): https://pay.hotmart.com/Y74686594M Support the channel!: https://apoia.se/paginadobrat Want to support with PIX? : [email protected] Contact via WhatsApp: +55 (19) 98324-4025 www.facebook.com/paginadobrat Link to the clip channel:    / @cortesdobrat   instagram.com/paginadobrat www.bratfich.com.br This channel and the Brat Page are intended for lovers of modern and vintage electronics.