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I work with the ATR100 that does all you want and then some. On Sat, 20 Nov 2021 at 0:36 David Crosthwait <[log in to unmask]> wrote: > Dave, > > Have you given thought as to where you are going to get 50hz. power from? > Here for line-lock 50hz. videotape machines, we have a 50hz. power source > running at 220 volts. This is the only way to properly power certain > machines that do not have a DC servo capstan and video drum (the > capstan/drum is directly driven by the frequency of the AC mains). > > Best Regards, > > David Crosthwait > DC Video > Transferring NTSC, PAL & SECAM Two Inch Quad and Helical Source Tapes (and > More)! > > [log in to unmask] <mailto:[log in to unmask]> > www.dcvideo.com <http://www.dcvideo.com/> > > Follow DC Video on Facebook: https://www.facebook.com/dcvideo < > https://www.facebook.com/dcvideo> > Follow DC Video on YouTube: http://www.youtube.com/user/dcvideoonline < > http://www.youtube.com/user/dcvideoonline> > > > > >>> The Smithsonian Center for Folklife and Cultural Heritage has an > upcoming > >>> archival audio preservation project in the country Georgia > (Sakartvelo) and > >>> is seeking recommendations for 1/4" open reel tape machines natively > >>> operable on 220V/50Hz AC. In addition, we are seeking sources for a > >>> refurbished machine suitable for preservation work meeting the > following > >>> specifications: > >>> * Capable of handling fragile acetate-backed 1/4" open reel audio > tape > >>> * Has a minimum of three playback speeds: 3.75 ips, 7.5 ips, 15 ips > >>> (38.1 cm/s, 19.05 cm/s, 9.525 cm/s) > >>> * Has quarter-track stereo and half-track stereo (NAB or DIN) heads > >>> * Operates on 220V/50Hz power without the use of step-up > transformers; > >>> switchable is okay > >>> * Capable of handling reel sizes up to 10.5" (NAB or AEG DIN) > >>> * Optional: switchable NAB/CCIR (IEC) EQ > >>> If you have any information, questions, or potential sources for > >>> professional machines meeting these requirements, feel free to direct > >>> responses to me off-list at [log in to unmask] Thank you for your time! > >>> Regards, > >>> Dave > >>> ------------- > >>> Dave Walker > >>> Audiovisual Archivist​ > >>> Smithsonian Institution > >>> Center for Folklife and Cultural Heritage > >>> Ralph Rinzler Folklife Archives and Collections > >>> office: (202) 633-0663 > > > > > > Links: > > ------ > > [1] https://www.jrfmagnetics.com > -- Cheers Shai Drori Expert digitization services for Audio Video 3K scanning for film 8mm-35mm Timeless Recordings Music Label www.audiovideofilm.com [log in to unmask]